./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label57_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_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label57_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:59:05,022 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:59:05,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:59:05,030 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:59:05,030 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:59:05,031 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:59:05,031 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:59:05,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:59:05,034 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:59:05,034 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:59:05,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:59:05,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:59:05,036 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:59:05,036 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:59:05,037 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:59:05,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:59:05,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:59:05,039 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:59:05,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:59:05,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:59:05,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:59:05,043 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:59:05,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:59:05,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:59:05,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:59:05,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:59:05,046 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:59:05,047 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:59:05,047 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:59:05,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:59:05,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:59:05,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:59:05,049 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:59:05,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:59:05,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:59:05,050 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:59:05,050 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 04:59:05,059 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:59:05,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:59:05,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:59:05,060 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:59:05,060 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 04:59:05,060 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 04:59:05,061 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 04:59:05,062 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:59:05,062 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:59:05,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:59:05,063 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:59:05,064 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:59:05,064 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 04:59:05,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:59:05,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:59:05,065 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 04:59:05,065 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan 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 -> Taipan 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2018-11-23 04:59:05,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:59:05,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:59:05,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:59:05,099 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:59:05,099 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:59:05,100 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label57_true-unreach-call.c [2018-11-23 04:59:05,133 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/data/6627951f7/fe03b83cb87d4d3db0b592b0eb12591d/FLAGea8fa088c [2018-11-23 04:59:05,618 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:59:05,618 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/sv-benchmarks/c/eca-rers2012/Problem16_label57_true-unreach-call.c [2018-11-23 04:59:05,630 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/data/6627951f7/fe03b83cb87d4d3db0b592b0eb12591d/FLAGea8fa088c [2018-11-23 04:59:06,120 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/data/6627951f7/fe03b83cb87d4d3db0b592b0eb12591d [2018-11-23 04:59:06,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:59:06,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:59:06,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:59:06,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:59:06,126 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:59:06,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f375ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06, skipping insertion in model container [2018-11-23 04:59:06,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:59:06,183 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:59:06,612 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:59:06,615 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:59:06,871 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:59:06,882 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:59:06,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06 WrapperNode [2018-11-23 04:59:06,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:59:06,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:59:06,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:59:06,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:59:06,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:59:06,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:59:06,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:59:06,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:59:06,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... [2018-11-23 04:59:06,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:59:06,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:59:06,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:59:06,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:59:06,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/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 04:59:07,032 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 04:59:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 04:59:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 04:59:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 04:59:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 04:59:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 04:59:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 04:59:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:59:07,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:59:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 04:59:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 04:59:08,499 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:59:08,499 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 04:59:08,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:59:08 BoogieIcfgContainer [2018-11-23 04:59:08,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:59:08,500 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 04:59:08,500 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 04:59:08,502 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 04:59:08,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:59:06" (1/3) ... [2018-11-23 04:59:08,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182f83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:59:08, skipping insertion in model container [2018-11-23 04:59:08,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:59:06" (2/3) ... [2018-11-23 04:59:08,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182f83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:59:08, skipping insertion in model container [2018-11-23 04:59:08,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:59:08" (3/3) ... [2018-11-23 04:59:08,505 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label57_true-unreach-call.c [2018-11-23 04:59:08,511 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 04:59:08,516 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 04:59:08,525 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 04:59:08,548 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 04:59:08,548 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 04:59:08,548 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 04:59:08,548 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:59:08,548 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:59:08,549 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 04:59:08,549 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:59:08,549 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 04:59:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 04:59:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:59:08,574 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:59:08,575 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:59:08,576 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:59:08,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:59:08,580 INFO L82 PathProgramCache]: Analyzing trace with hash 10915389, now seen corresponding path program 1 times [2018-11-23 04:59:08,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:59:08,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:08,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:59:08,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:08,611 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:59:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:59:08,777 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 04:59:08,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:59:08,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 04:59:08,782 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:59:08,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 04:59:08,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 04:59:08,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:59:08,794 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 04:59:10,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:59:10,018 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 04:59:10,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 04:59:10,021 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2018-11-23 04:59:10,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:59:10,035 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 04:59:10,036 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 04:59:10,039 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 04:59:10,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 04:59:10,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 04:59:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 04:59:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1351 transitions. [2018-11-23 04:59:10,104 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1351 transitions. Word has length 46 [2018-11-23 04:59:10,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:59:10,104 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1351 transitions. [2018-11-23 04:59:10,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 04:59:10,105 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1351 transitions. [2018-11-23 04:59:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 04:59:10,110 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:59:10,110 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:59:10,110 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:59:10,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:59:10,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1929780272, now seen corresponding path program 1 times [2018-11-23 04:59:10,111 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:59:10,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:10,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:59:10,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:10,112 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:59:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:59:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:59:10,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:59:10,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 04:59:10,270 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:59:10,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 04:59:10,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 04:59:10,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 04:59:10,272 INFO L87 Difference]: Start difference. First operand 742 states and 1351 transitions. Second operand 6 states. [2018-11-23 04:59:12,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:59:12,203 INFO L93 Difference]: Finished difference Result 2177 states and 3990 transitions. [2018-11-23 04:59:12,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 04:59:12,204 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-23 04:59:12,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:59:12,228 INFO L225 Difference]: With dead ends: 2177 [2018-11-23 04:59:12,228 INFO L226 Difference]: Without dead ends: 1441 [2018-11-23 04:59:12,232 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 04:59:12,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1441 states. [2018-11-23 04:59:12,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1441 to 1422. [2018-11-23 04:59:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1422 states. [2018-11-23 04:59:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2264 transitions. [2018-11-23 04:59:12,269 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2264 transitions. Word has length 138 [2018-11-23 04:59:12,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:59:12,270 INFO L480 AbstractCegarLoop]: Abstraction has 1422 states and 2264 transitions. [2018-11-23 04:59:12,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 04:59:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2264 transitions. [2018-11-23 04:59:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 04:59:12,275 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:59:12,275 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 04:59:12,275 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:59:12,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:59:12,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1919775263, now seen corresponding path program 1 times [2018-11-23 04:59:12,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:59:12,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:12,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:59:12,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:59:12,277 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:59:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:59:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 78 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 04:59:12,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:59:12,430 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 04:59:12,431 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 249 with the following transitions: [2018-11-23 04:59:12,432 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 04:59:12,462 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 04:59:12,462 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 04:59:12,747 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 04:59:12,748 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1038 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1038 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 04:59:12,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:59:12,762 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 04:59:13,096 INFO L227 lantSequenceWeakener]: Weakened 239 states. On average, predicates are now at 77.81% of their original sizes. [2018-11-23 04:59:13,096 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 04:59:13,129 INFO L415 sIntCurrentIteration]: We unified 247 AI predicates to 247 [2018-11-23 04:59:13,129 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 04:59:13,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 04:59:13,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 04:59:13,130 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:59:13,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 04:59:13,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 04:59:13,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 04:59:13,132 INFO L87 Difference]: Start difference. First operand 1422 states and 2264 transitions. Second operand 6 states. [2018-11-23 05:00:15,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:00:15,157 INFO L93 Difference]: Finished difference Result 3176 states and 5080 transitions. [2018-11-23 05:00:15,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:00:15,158 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 248 [2018-11-23 05:00:15,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:00:15,164 INFO L225 Difference]: With dead ends: 3176 [2018-11-23 05:00:15,164 INFO L226 Difference]: Without dead ends: 1760 [2018-11-23 05:00:15,167 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 248 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:00:15,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1760 states. [2018-11-23 05:00:15,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1760 to 1759. [2018-11-23 05:00:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1759 states. [2018-11-23 05:00:15,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1759 states and 2608 transitions. [2018-11-23 05:00:15,200 INFO L78 Accepts]: Start accepts. Automaton has 1759 states and 2608 transitions. Word has length 248 [2018-11-23 05:00:15,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:00:15,200 INFO L480 AbstractCegarLoop]: Abstraction has 1759 states and 2608 transitions. [2018-11-23 05:00:15,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:00:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2608 transitions. [2018-11-23 05:00:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-23 05:00:15,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:00:15,207 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:00:15,207 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:00:15,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:00:15,208 INFO L82 PathProgramCache]: Analyzing trace with hash 23731847, now seen corresponding path program 1 times [2018-11-23 05:00:15,208 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:00:15,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:00:15,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:00:15,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:00:15,209 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:00:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:00:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 122 proven. 197 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 05:00:15,432 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:00:15,432 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:00:15,432 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 340 with the following transitions: [2018-11-23 05:00:15,432 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:00:15,435 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:00:15,435 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:00:15,646 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:00:15,646 INFO L272 AbstractInterpreter]: Visited 119 different actions 344 times. Merged at 4 different actions 7 times. Never widened. Performed 3345 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3345 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 05:00:15,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:00:15,674 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:00:15,991 INFO L227 lantSequenceWeakener]: Weakened 336 states. On average, predicates are now at 80.41% of their original sizes. [2018-11-23 05:00:15,991 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:00:16,068 INFO L415 sIntCurrentIteration]: We unified 338 AI predicates to 338 [2018-11-23 05:00:16,068 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:00:16,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:00:16,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 05:00:16,069 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:00:16,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:00:16,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:00:16,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:00:16,070 INFO L87 Difference]: Start difference. First operand 1759 states and 2608 transitions. Second operand 10 states. [2018-11-23 05:01:21,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:01:21,383 INFO L93 Difference]: Finished difference Result 5949 states and 9396 transitions. [2018-11-23 05:01:21,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 05:01:21,383 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 339 [2018-11-23 05:01:21,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:01:21,392 INFO L225 Difference]: With dead ends: 5949 [2018-11-23 05:01:21,392 INFO L226 Difference]: Without dead ends: 4533 [2018-11-23 05:01:21,396 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 348 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 05:01:21,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4533 states. [2018-11-23 05:01:21,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4533 to 4514. [2018-11-23 05:01:21,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4514 states. [2018-11-23 05:01:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 4514 states and 5602 transitions. [2018-11-23 05:01:21,452 INFO L78 Accepts]: Start accepts. Automaton has 4514 states and 5602 transitions. Word has length 339 [2018-11-23 05:01:21,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:01:21,452 INFO L480 AbstractCegarLoop]: Abstraction has 4514 states and 5602 transitions. [2018-11-23 05:01:21,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:01:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4514 states and 5602 transitions. [2018-11-23 05:01:21,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2018-11-23 05:01:21,460 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:01:21,460 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:01:21,460 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:01:21,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:01:21,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1862450206, now seen corresponding path program 1 times [2018-11-23 05:01:21,461 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:01:21,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:01:21,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:01:21,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:01:21,462 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:01:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:01:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 122 proven. 235 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 05:01:21,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:01:21,695 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:01:21,695 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 497 with the following transitions: [2018-11-23 05:01:21,696 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:01:21,702 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:01:21,702 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:01:21,846 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:01:21,847 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5189 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5189 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 05:01:21,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:01:21,858 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:01:22,089 INFO L227 lantSequenceWeakener]: Weakened 493 states. On average, predicates are now at 77.57% of their original sizes. [2018-11-23 05:01:22,089 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:01:22,141 INFO L415 sIntCurrentIteration]: We unified 495 AI predicates to 495 [2018-11-23 05:01:22,141 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:01:22,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:01:22,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 05:01:22,141 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:01:22,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:01:22,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:01:22,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:01:22,142 INFO L87 Difference]: Start difference. First operand 4514 states and 5602 transitions. Second operand 10 states. [2018-11-23 05:02:58,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:02:58,878 INFO L93 Difference]: Finished difference Result 9026 states and 11422 transitions. [2018-11-23 05:02:58,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 05:02:58,878 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 496 [2018-11-23 05:02:58,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:02:58,889 INFO L225 Difference]: With dead ends: 9026 [2018-11-23 05:02:58,889 INFO L226 Difference]: Without dead ends: 4855 [2018-11-23 05:02:58,897 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 503 GetRequests, 487 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-23 05:02:58,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2018-11-23 05:02:58,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4853. [2018-11-23 05:02:58,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4853 states. [2018-11-23 05:02:58,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4853 states and 5957 transitions. [2018-11-23 05:02:58,972 INFO L78 Accepts]: Start accepts. Automaton has 4853 states and 5957 transitions. Word has length 496 [2018-11-23 05:02:58,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:02:58,973 INFO L480 AbstractCegarLoop]: Abstraction has 4853 states and 5957 transitions. [2018-11-23 05:02:58,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:02:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4853 states and 5957 transitions. [2018-11-23 05:02:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2018-11-23 05:02:58,988 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:02:58,988 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:02:58,988 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:02:58,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:02:58,989 INFO L82 PathProgramCache]: Analyzing trace with hash -542910390, now seen corresponding path program 1 times [2018-11-23 05:02:58,989 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:02:58,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:02:58,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:02:58,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:02:58,990 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:02:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:02:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 253 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-11-23 05:02:59,826 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:02:59,826 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:02:59,827 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 588 with the following transitions: [2018-11-23 05:02:59,827 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:02:59,830 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:02:59,830 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:00,155 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:03:00,155 INFO L272 AbstractInterpreter]: Visited 250 different actions 989 times. Merged at 6 different actions 22 times. Never widened. Performed 11768 root evaluator evaluations with a maximum evaluation depth of 17. Performed 11768 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 05:03:00,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:00,158 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:03:00,159 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:00,159 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:03:00,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:00,165 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:03:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:00,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:03:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 558 proven. 2 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 05:03:00,546 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:03:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 253 proven. 209 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2018-11-23 05:03:00,923 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:03:00,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-11-23 05:03:00,923 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:03:00,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 05:03:00,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 05:03:00,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-11-23 05:03:00,924 INFO L87 Difference]: Start difference. First operand 4853 states and 5957 transitions. Second operand 15 states. [2018-11-23 05:03:07,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:07,116 INFO L93 Difference]: Finished difference Result 12161 states and 15227 transitions. [2018-11-23 05:03:07,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-23 05:03:07,116 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 587 [2018-11-23 05:03:07,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:07,127 INFO L225 Difference]: With dead ends: 12161 [2018-11-23 05:03:07,127 INFO L226 Difference]: Without dead ends: 5533 [2018-11-23 05:03:07,144 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1262 GetRequests, 1204 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1017 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=778, Invalid=2762, Unknown=0, NotChecked=0, Total=3540 [2018-11-23 05:03:07,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2018-11-23 05:03:07,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 5285. [2018-11-23 05:03:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5285 states. [2018-11-23 05:03:07,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 5285 states and 5877 transitions. [2018-11-23 05:03:07,209 INFO L78 Accepts]: Start accepts. Automaton has 5285 states and 5877 transitions. Word has length 587 [2018-11-23 05:03:07,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:07,209 INFO L480 AbstractCegarLoop]: Abstraction has 5285 states and 5877 transitions. [2018-11-23 05:03:07,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 05:03:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 5877 transitions. [2018-11-23 05:03:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2018-11-23 05:03:07,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:07,224 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:03:07,224 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:07,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:07,225 INFO L82 PathProgramCache]: Analyzing trace with hash 899783101, now seen corresponding path program 1 times [2018-11-23 05:03:07,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:07,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:07,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:07,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:07,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1233 backedges. 213 proven. 679 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2018-11-23 05:03:07,581 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:07,581 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:07,581 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 720 with the following transitions: [2018-11-23 05:03:07,582 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:07,585 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:07,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:07,831 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:03:07,831 INFO L272 AbstractInterpreter]: Visited 258 different actions 766 times. Merged at 6 different actions 12 times. Never widened. Performed 8982 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8982 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 05:03:07,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:07,832 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:03:08,189 INFO L227 lantSequenceWeakener]: Weakened 716 states. On average, predicates are now at 80.24% of their original sizes. [2018-11-23 05:03:08,190 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:03:08,230 INFO L415 sIntCurrentIteration]: We unified 718 AI predicates to 718 [2018-11-23 05:03:08,231 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:03:08,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:03:08,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 05:03:08,231 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:03:08,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:03:08,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:03:08,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:03:08,232 INFO L87 Difference]: Start difference. First operand 5285 states and 5877 transitions. Second operand 9 states. [2018-11-23 05:03:23,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:23,777 INFO L93 Difference]: Finished difference Result 11092 states and 12440 transitions. [2018-11-23 05:03:23,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 05:03:23,778 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 719 [2018-11-23 05:03:23,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:23,787 INFO L225 Difference]: With dead ends: 11092 [2018-11-23 05:03:23,787 INFO L226 Difference]: Without dead ends: 6489 [2018-11-23 05:03:23,791 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 725 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 05:03:23,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6489 states. [2018-11-23 05:03:23,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6489 to 6467. [2018-11-23 05:03:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6467 states. [2018-11-23 05:03:23,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6467 states to 6467 states and 7075 transitions. [2018-11-23 05:03:23,883 INFO L78 Accepts]: Start accepts. Automaton has 6467 states and 7075 transitions. Word has length 719 [2018-11-23 05:03:23,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:23,884 INFO L480 AbstractCegarLoop]: Abstraction has 6467 states and 7075 transitions. [2018-11-23 05:03:23,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:03:23,884 INFO L276 IsEmpty]: Start isEmpty. Operand 6467 states and 7075 transitions. [2018-11-23 05:03:23,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2018-11-23 05:03:23,894 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:23,895 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:03:23,895 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:23,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:23,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1737351687, now seen corresponding path program 1 times [2018-11-23 05:03:23,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:23,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:23,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:23,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:23,897 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 442 proven. 497 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-23 05:03:24,821 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:24,821 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:24,821 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 734 with the following transitions: [2018-11-23 05:03:24,822 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:24,824 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:24,824 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:25,307 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:03:25,308 INFO L272 AbstractInterpreter]: Visited 259 different actions 1028 times. Merged at 7 different actions 25 times. Never widened. Performed 12330 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12330 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 05:03:25,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:25,314 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:03:25,314 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:25,314 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:03:25,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:25,322 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:03:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:25,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:03:25,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 882 proven. 2 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-11-23 05:03:25,631 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:03:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 531 proven. 101 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2018-11-23 05:03:25,863 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:03:25,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 05:03:25,864 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:03:25,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 05:03:25,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 05:03:25,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-11-23 05:03:25,865 INFO L87 Difference]: Start difference. First operand 6467 states and 7075 transitions. Second operand 15 states. [2018-11-23 05:03:30,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:30,689 INFO L93 Difference]: Finished difference Result 15283 states and 17037 transitions. [2018-11-23 05:03:30,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-11-23 05:03:30,690 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 733 [2018-11-23 05:03:30,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:30,711 INFO L225 Difference]: With dead ends: 15283 [2018-11-23 05:03:30,711 INFO L226 Difference]: Without dead ends: 9498 [2018-11-23 05:03:30,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1551 GetRequests, 1495 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=631, Invalid=2449, Unknown=0, NotChecked=0, Total=3080 [2018-11-23 05:03:30,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9498 states. [2018-11-23 05:03:30,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9498 to 8384. [2018-11-23 05:03:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8384 states. [2018-11-23 05:03:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8384 states to 8384 states and 9105 transitions. [2018-11-23 05:03:30,842 INFO L78 Accepts]: Start accepts. Automaton has 8384 states and 9105 transitions. Word has length 733 [2018-11-23 05:03:30,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:30,843 INFO L480 AbstractCegarLoop]: Abstraction has 8384 states and 9105 transitions. [2018-11-23 05:03:30,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 05:03:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 8384 states and 9105 transitions. [2018-11-23 05:03:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2018-11-23 05:03:30,859 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:30,859 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 05:03:30,859 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:30,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:30,860 INFO L82 PathProgramCache]: Analyzing trace with hash -803595770, now seen corresponding path program 1 times [2018-11-23 05:03:30,860 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:30,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:30,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:30,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:30,861 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 442 proven. 209 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2018-11-23 05:03:31,515 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:31,515 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:31,515 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 869 with the following transitions: [2018-11-23 05:03:31,515 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:31,518 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:31,518 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:31,752 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:03:31,752 INFO L272 AbstractInterpreter]: Visited 260 different actions 767 times. Merged at 4 different actions 7 times. Never widened. Performed 8951 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8951 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 05:03:31,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:31,762 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:03:32,167 INFO L227 lantSequenceWeakener]: Weakened 865 states. On average, predicates are now at 80.17% of their original sizes. [2018-11-23 05:03:32,168 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:03:32,213 INFO L415 sIntCurrentIteration]: We unified 867 AI predicates to 867 [2018-11-23 05:03:32,213 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:03:32,213 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:03:32,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 05:03:32,214 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:03:32,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:03:32,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:03:32,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:03:32,214 INFO L87 Difference]: Start difference. First operand 8384 states and 9105 transitions. Second operand 9 states. [2018-11-23 05:03:46,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:46,665 INFO L93 Difference]: Finished difference Result 16052 states and 17485 transitions. [2018-11-23 05:03:46,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 05:03:46,666 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 868 [2018-11-23 05:03:46,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:46,680 INFO L225 Difference]: With dead ends: 16052 [2018-11-23 05:03:46,680 INFO L226 Difference]: Without dead ends: 8394 [2018-11-23 05:03:46,688 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 874 GetRequests, 860 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 05:03:46,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2018-11-23 05:03:46,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 8384. [2018-11-23 05:03:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8384 states. [2018-11-23 05:03:46,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8384 states to 8384 states and 9098 transitions. [2018-11-23 05:03:46,779 INFO L78 Accepts]: Start accepts. Automaton has 8384 states and 9098 transitions. Word has length 868 [2018-11-23 05:03:46,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:46,780 INFO L480 AbstractCegarLoop]: Abstraction has 8384 states and 9098 transitions. [2018-11-23 05:03:46,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:03:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 8384 states and 9098 transitions. [2018-11-23 05:03:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2018-11-23 05:03:46,793 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:46,793 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 05:03:46,794 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:46,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:46,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1180653370, now seen corresponding path program 1 times [2018-11-23 05:03:46,795 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:46,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:46,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:46,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:46,796 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:47,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 607 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-11-23 05:03:47,433 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:47,433 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:47,433 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 964 with the following transitions: [2018-11-23 05:03:47,434 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:47,436 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:47,436 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:47,877 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:03:47,877 INFO L272 AbstractInterpreter]: Visited 252 different actions 1005 times. Merged at 10 different actions 29 times. Never widened. Performed 11815 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11815 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 05:03:47,884 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:47,884 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:03:47,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:47,884 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:03:47,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:47,891 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:03:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:48,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:03:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 1347 proven. 2 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2018-11-23 05:03:48,382 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:03:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 607 proven. 209 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2018-11-23 05:03:48,801 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:03:48,801 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 05:03:48,801 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:03:48,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:03:48,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:03:48,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:03:48,802 INFO L87 Difference]: Start difference. First operand 8384 states and 9098 transitions. Second operand 9 states. [2018-11-23 05:03:50,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:50,531 INFO L93 Difference]: Finished difference Result 22578 states and 26602 transitions. [2018-11-23 05:03:50,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 05:03:50,531 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 963 [2018-11-23 05:03:50,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:50,561 INFO L225 Difference]: With dead ends: 22578 [2018-11-23 05:03:50,561 INFO L226 Difference]: Without dead ends: 14920 [2018-11-23 05:03:50,580 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1947 GetRequests, 1929 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-23 05:03:50,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14920 states. [2018-11-23 05:03:50,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14920 to 14580. [2018-11-23 05:03:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14580 states. [2018-11-23 05:03:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14580 states to 14580 states and 16507 transitions. [2018-11-23 05:03:50,731 INFO L78 Accepts]: Start accepts. Automaton has 14580 states and 16507 transitions. Word has length 963 [2018-11-23 05:03:50,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:50,732 INFO L480 AbstractCegarLoop]: Abstraction has 14580 states and 16507 transitions. [2018-11-23 05:03:50,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:03:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 14580 states and 16507 transitions. [2018-11-23 05:03:50,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1381 [2018-11-23 05:03:50,754 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:50,755 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:03:50,755 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:50,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:50,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1394901590, now seen corresponding path program 1 times [2018-11-23 05:03:50,755 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:50,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:50,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:50,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:50,756 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 867 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 05:03:51,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:51,500 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:51,500 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1381 with the following transitions: [2018-11-23 05:03:51,500 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [311], [313], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:51,503 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:51,503 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:52,291 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:03:52,292 INFO L272 AbstractInterpreter]: Visited 311 different actions 1233 times. Merged at 10 different actions 32 times. Widened at 1 different actions 1 times. Performed 14953 root evaluator evaluations with a maximum evaluation depth of 18. Performed 14953 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 7 different actions. Largest state had 24 variables. [2018-11-23 05:03:52,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:52,305 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:03:52,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:52,305 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:03:52,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:52,313 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:03:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:52,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:03:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 1714 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2018-11-23 05:03:53,059 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:03:53,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 738 proven. 88 refuted. 0 times theorem prover too weak. 2590 trivial. 0 not checked. [2018-11-23 05:03:53,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 05:03:53,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2018-11-23 05:03:53,707 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:03:53,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:03:53,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:03:53,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:03:53,708 INFO L87 Difference]: Start difference. First operand 14580 states and 16507 transitions. Second operand 3 states. [2018-11-23 05:03:54,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:54,472 INFO L93 Difference]: Finished difference Result 30795 states and 35792 transitions. [2018-11-23 05:03:54,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:03:54,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1380 [2018-11-23 05:03:54,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:54,515 INFO L225 Difference]: With dead ends: 30795 [2018-11-23 05:03:54,516 INFO L226 Difference]: Without dead ends: 14243 [2018-11-23 05:03:54,559 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2769 GetRequests, 2760 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:03:54,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14243 states. [2018-11-23 05:03:54,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14243 to 14175. [2018-11-23 05:03:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14175 states. [2018-11-23 05:03:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14175 states to 14175 states and 15767 transitions. [2018-11-23 05:03:54,769 INFO L78 Accepts]: Start accepts. Automaton has 14175 states and 15767 transitions. Word has length 1380 [2018-11-23 05:03:54,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:03:54,770 INFO L480 AbstractCegarLoop]: Abstraction has 14175 states and 15767 transitions. [2018-11-23 05:03:54,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:03:54,770 INFO L276 IsEmpty]: Start isEmpty. Operand 14175 states and 15767 transitions. [2018-11-23 05:03:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1380 [2018-11-23 05:03:54,797 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:03:54,797 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:03:54,798 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:03:54,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:54,799 INFO L82 PathProgramCache]: Analyzing trace with hash 2078936371, now seen corresponding path program 1 times [2018-11-23 05:03:54,799 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:03:54,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:54,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:54,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:03:54,800 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:03:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 867 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 05:03:55,787 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:55,787 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:03:55,788 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1380 with the following transitions: [2018-11-23 05:03:55,788 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [455], [457], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 05:03:55,791 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:03:55,791 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:03:56,392 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:03:56,392 INFO L272 AbstractInterpreter]: Visited 309 different actions 1227 times. Merged at 10 different actions 32 times. Widened at 1 different actions 1 times. Performed 14926 root evaluator evaluations with a maximum evaluation depth of 18. Performed 14926 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 05:03:56,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:56,393 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:03:56,393 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:03:56,394 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:03:56,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:03:56,400 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:03:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:03:56,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:03:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 2233 proven. 2 refuted. 0 times theorem prover too weak. 1181 trivial. 0 not checked. [2018-11-23 05:03:57,046 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:03:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3416 backedges. 867 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-11-23 05:03:57,698 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:03:57,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 05:03:57,698 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:03:57,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:03:57,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:03:57,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:03:57,699 INFO L87 Difference]: Start difference. First operand 14175 states and 15767 transitions. Second operand 10 states. [2018-11-23 05:03:59,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:03:59,788 INFO L93 Difference]: Finished difference Result 29093 states and 32822 transitions. [2018-11-23 05:03:59,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 05:03:59,789 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1379 [2018-11-23 05:03:59,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:03:59,825 INFO L225 Difference]: With dead ends: 29093 [2018-11-23 05:03:59,825 INFO L226 Difference]: Without dead ends: 15644 [2018-11-23 05:03:59,852 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2789 GetRequests, 2765 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-23 05:03:59,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15644 states. [2018-11-23 05:04:00,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15644 to 15635. [2018-11-23 05:04:00,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15635 states. [2018-11-23 05:04:00,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15635 states to 15635 states and 17346 transitions. [2018-11-23 05:04:00,036 INFO L78 Accepts]: Start accepts. Automaton has 15635 states and 17346 transitions. Word has length 1379 [2018-11-23 05:04:00,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:04:00,037 INFO L480 AbstractCegarLoop]: Abstraction has 15635 states and 17346 transitions. [2018-11-23 05:04:00,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:04:00,037 INFO L276 IsEmpty]: Start isEmpty. Operand 15635 states and 17346 transitions. [2018-11-23 05:04:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1398 [2018-11-23 05:04:00,052 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:04:00,053 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:04:00,053 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:04:00,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:04:00,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1564541228, now seen corresponding path program 1 times [2018-11-23 05:04:00,053 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:04:00,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:04:00,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:04:00,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:04:00,054 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:04:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:04:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3785 backedges. 333 proven. 0 refuted. 0 times theorem prover too weak. 3452 trivial. 0 not checked. [2018-11-23 05:04:01,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:04:01,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:04:01,032 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:04:01,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:04:01,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:04:01,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:04:01,033 INFO L87 Difference]: Start difference. First operand 15635 states and 17346 transitions. Second operand 4 states. [2018-11-23 05:04:02,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:04:02,009 INFO L93 Difference]: Finished difference Result 30785 states and 34055 transitions. [2018-11-23 05:04:02,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:04:02,010 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1397 [2018-11-23 05:04:02,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:04:02,011 INFO L225 Difference]: With dead ends: 30785 [2018-11-23 05:04:02,011 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:04:02,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:04:02,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:04:02,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:04:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:04:02,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:04:02,047 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1397 [2018-11-23 05:04:02,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:04:02,047 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:04:02,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:04:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:04:02,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:04:02,051 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:04:02,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:02,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:02,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:02,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:02,171 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 174 [2018-11-23 05:04:03,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:03,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:03,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:04:03,361 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 31 [2018-11-23 05:04:03,919 WARN L180 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 76 [2018-11-23 05:04:04,403 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 77 [2018-11-23 05:04:05,618 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 278 DAG size of output: 94 [2018-11-23 05:04:05,897 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 31 [2018-11-23 05:04:05,898 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:04:05,898 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)) [2018-11-23 05:04:05,898 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:04:05,898 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,898 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,899 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 11 |old(~a16~0)|)))) (let ((.cse0 (= (+ ~a18~0 87) 0)) (.cse3 (< 134 ~a18~0)) (.cse1 (let ((.cse8 (not (= 5 |old(~a12~0)|)))) (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse8) (or .cse4 .cse8 .cse5 .cse6)))) (.cse2 (<= (+ ~a18~0 156) 0)) (.cse7 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or (or (= ~a16~0 8) .cse0) .cse1) (or .cse1 (< 0 (+ |old(~a18~0)| 156)) (or .cse2 .cse3)) (or (or .cse4 .cse5 (not (= 6 |old(~a12~0)|))) .cse0 .cse6) (or .cse1 (<= |old(~a18~0)| 134) .cse3) (or (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse7) (or .cse7 (< 7 |old(~a12~0)|)) (or .cse1 (<= (+ |old(~a18~0)| 79) 0) (or .cse2 (< 0 (+ ~a18~0 79)))) (or (= 10 |old(~a16~0)|) .cse7)))) [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,900 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,901 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 05:04:05,902 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse5 (not (= 3 |old(~a15~0)|))) (.cse10 (not (= 5 |old(~a12~0)|))) (.cse7 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 11 |old(~a16~0)|)))) (let ((.cse2 (< 0 (+ ~a18~0 79))) (.cse4 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse5 .cse10) (or .cse5 .cse10 .cse7 .cse6))) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse9 (< 134 ~a18~0)) (.cse11 (not (= calculate_output_~input 0))) (.cse8 (= (+ ~a18~0 87) 0)) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 (or .cse1 .cse2) (<= (+ |old(~a18~0)| 79) 0) .cse3) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) .cse2) (or (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse4) (or .cse4 (= 10 |old(~a16~0)|)) (or .cse4 (< 7 |old(~a12~0)|)) (or .cse3 (or .cse5 (not (= 6 |old(~a12~0)|)) .cse6) .cse7 .cse8) (or .cse9 .cse0 (<= |old(~a18~0)| 134) .cse3) (or .cse0 (< 0 (+ |old(~a18~0)| 156)) (or .cse1 .cse9) .cse3) (or .cse5 .cse10 (= 0 |old(~a16~0)|) .cse3 .cse11) (or .cse11 (or .cse5 (= 0 |old(~a12~0)|) .cse6 .cse3)) (or .cse8 (or .cse5 .cse10 .cse7 .cse6 .cse3))))) [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 05:04:05,903 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,904 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,905 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 05:04:05,906 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,907 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 05:04:05,908 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,909 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse6 (not (= 3 |old(~a15~0)|))) (.cse9 (not (= 5 |old(~a12~0)|))) (.cse8 (not (= (+ |old(~a18~0)| 87) 0))) (.cse7 (not (= 11 |old(~a16~0)|)))) (let ((.cse2 (<= (+ ~a18~0 156) 0)) (.cse4 (< 134 ~a18~0)) (.cse1 (and (or (not (= 8 |old(~a16~0)|)) .cse6 .cse9) (or .cse6 .cse9 .cse8 .cse7))) (.cse0 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse5 (= (+ ~a18~0 87) 0)) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|))) (or .cse1 (or .cse2 (< 0 (+ ~a18~0 79))) (<= (+ |old(~a18~0)| 79) 0) .cse3) (or .cse1 (<= |old(~a18~0)| 134) .cse4 .cse3) (or (or .cse2 .cse4) .cse1 (< 0 (+ |old(~a18~0)| 156)) .cse3) (or .cse0 (< 7 |old(~a12~0)|)) (or .cse5 .cse3 (or .cse6 (not (= 6 |old(~a12~0)|)) .cse7) .cse8) (or (= 10 |old(~a16~0)|) .cse0) (or .cse5 (or .cse6 .cse9 .cse8 .cse7 .cse3))))) [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,910 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,911 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,912 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,913 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 05:04:05,914 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 05:04:05,915 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,916 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,917 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,918 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,919 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,920 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,921 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 05:04:05,922 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 05:04:05,923 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|))) [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (<= ~a15~0 3))) [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 05:04:05,923 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 05:04:05,924 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (<= ~a15~0 3))) [2018-11-23 05:04:05,924 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 05:04:05,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:04:05 BoogieIcfgContainer [2018-11-23 05:04:05,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:04:05,937 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:04:05,937 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:04:05,937 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:04:05,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:59:08" (3/4) ... [2018-11-23 05:04:05,941 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:04:05,947 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:04:05,947 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 05:04:05,947 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 05:04:05,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:04:05,972 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 05:04:05,974 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:04:06,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || !(a16 == 10)) || !(5 == \old(a12))) || (8 == a12 && a15 <= 3) [2018-11-23 05:04:06,150 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8f532bec-4b8b-4718-a310-236092f6e6e3/bin-2019/utaipan/witness.graphml [2018-11-23 05:04:06,151 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:04:06,151 INFO L168 Benchmark]: Toolchain (without parser) took 300028.60 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 948.5 MB in the beginning and 1.2 GB in the end (delta: -250.3 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,152 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:04:06,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,153 INFO L168 Benchmark]: Boogie Preprocessor took 66.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,153 INFO L168 Benchmark]: RCFGBuilder took 1517.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.7 MB). Peak memory consumption was 236.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,153 INFO L168 Benchmark]: TraceAbstraction took 297436.67 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -76.3 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-23 05:04:06,157 INFO L168 Benchmark]: Witness Printer took 213.68 ms. Allocated memory is still 5.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:04:06,159 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 759.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1517.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.7 MB). Peak memory consumption was 236.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 297436.67 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -76.3 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 213.68 ms. Allocated memory is still 5.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: 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: 1773]: Loop Invariant Derived loop invariant: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || !(a16 == 10)) || !(5 == \old(a12))) || (8 == a12 && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 297.3s OverallTime, 13 OverallIterations, 9 TraceHistogramMax, 274.2s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2673 SDtfs, 34611 SDslu, 2882 SDs, 0 SdLazy, 42267 SolverSat, 8847 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 249.4s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 13036 GetRequests, 12791 SyntacticMatches, 13 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2215 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15635occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.9s AbstIntTime, 10 AbstIntIterations, 5 AbstIntStrong, 0.9977840254292789 AbsIntWeakeningRatio, 0.06679174484052533 AbsIntAvgWeakeningVarsNumRemoved, 15.90281425891182 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 1852 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 886 PreInvPairs, 2320 NumberOfFragments, 955 HoareAnnotationTreeSize, 886 FomulaSimplifications, 25508 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 34741 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 14335 NumberOfCodeBlocks, 14335 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 19354 ConstructedInterpolants, 0 QuantifiedInterpolants, 37754958 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6771 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 36240/39928 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...