./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 4010031503e966f9f3e97bb0f580d51f3af3c30c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:34:35,461 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:34:35,462 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:34:35,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:34:35,468 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:34:35,468 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:34:35,469 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:34:35,469 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:34:35,470 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:34:35,470 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:34:35,471 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:34:35,471 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:34:35,471 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:34:35,472 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:34:35,472 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:34:35,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:34:35,473 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:34:35,474 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:34:35,475 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:34:35,475 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:34:35,476 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:34:35,476 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:34:35,477 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:34:35,477 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:34:35,478 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:34:35,478 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:34:35,478 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:34:35,479 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:34:35,479 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:34:35,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:34:35,480 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:34:35,480 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:34:35,480 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:34:35,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:34:35,481 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:34:35,481 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:34:35,481 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 01:34:35,488 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:34:35,488 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:34:35,489 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 01:34:35,489 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 01:34:35,489 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 01:34:35,490 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:34:35,490 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:34:35,491 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:34:35,491 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:34:35,491 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:34:35,492 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:34:35,492 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 01:34:35,492 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:34:35,492 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:34:35,492 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 01:34:35,492 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_2bd189bd-6a80-409c-870d-42beb1501032/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 -> 4010031503e966f9f3e97bb0f580d51f3af3c30c [2018-12-03 01:34:35,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:34:35,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:34:35,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:34:35,518 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:34:35,518 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:34:35,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c [2018-12-03 01:34:35,552 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/data/927a0abd4/4e216545ebf74bc6b3c3bffce230541d/FLAGd0935ced5 [2018-12-03 01:34:36,036 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:34:36,036 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/sv-benchmarks/c/eca-rers2012/Problem17_label59_true-unreach-call.c [2018-12-03 01:34:36,048 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/data/927a0abd4/4e216545ebf74bc6b3c3bffce230541d/FLAGd0935ced5 [2018-12-03 01:34:36,057 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/data/927a0abd4/4e216545ebf74bc6b3c3bffce230541d [2018-12-03 01:34:36,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:34:36,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:34:36,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:34:36,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:34:36,063 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:34:36,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36, skipping insertion in model container [2018-12-03 01:34:36,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:34:36,124 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:34:36,562 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:34:36,565 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:34:36,841 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:34:36,852 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:34:36,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36 WrapperNode [2018-12-03 01:34:36,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:34:36,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:34:36,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:34:36,853 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:34:36,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:34:36,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:34:36,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:34:36,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:34:36,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:36,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... [2018-12-03 01:34:37,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:34:37,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:34:37,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:34:37,006 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:34:37,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:34:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 01:34:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 01:34:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-03 01:34:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-03 01:34:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-03 01:34:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-03 01:34:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:34:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:34:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 01:34:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 01:34:39,149 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:34:39,150 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 01:34:39,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:39 BoogieIcfgContainer [2018-12-03 01:34:39,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:34:39,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:34:39,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:34:39,153 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:34:39,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:34:36" (1/3) ... [2018-12-03 01:34:39,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee4098a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:34:39, skipping insertion in model container [2018-12-03 01:34:39,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:36" (2/3) ... [2018-12-03 01:34:39,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee4098a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:34:39, skipping insertion in model container [2018-12-03 01:34:39,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:39" (3/3) ... [2018-12-03 01:34:39,156 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label59_true-unreach-call.c [2018-12-03 01:34:39,161 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:34:39,166 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 01:34:39,177 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 01:34:39,200 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:34:39,200 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:34:39,201 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:34:39,201 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:34:39,201 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:34:39,201 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:34:39,201 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:34:39,201 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:34:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states. [2018-12-03 01:34:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-03 01:34:39,225 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:39,225 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] [2018-12-03 01:34:39,227 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:39,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:39,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1981769895, now seen corresponding path program 1 times [2018-12-03 01:34:39,231 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:39,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:39,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:39,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:39,278 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:39,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:39,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 01:34:39,415 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:39,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 01:34:39,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 01:34:39,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:34:39,428 INFO L87 Difference]: Start difference. First operand 603 states. Second operand 4 states. [2018-12-03 01:34:49,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:49,839 INFO L93 Difference]: Finished difference Result 2160 states and 4005 transitions. [2018-12-03 01:34:49,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 01:34:49,840 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-12-03 01:34:49,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:49,853 INFO L225 Difference]: With dead ends: 2160 [2018-12-03 01:34:49,853 INFO L226 Difference]: Without dead ends: 1476 [2018-12-03 01:34:49,858 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:34:49,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states. [2018-12-03 01:34:49,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 990. [2018-12-03 01:34:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 990 states. [2018-12-03 01:34:49,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1715 transitions. [2018-12-03 01:34:49,910 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1715 transitions. Word has length 38 [2018-12-03 01:34:49,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:49,910 INFO L480 AbstractCegarLoop]: Abstraction has 990 states and 1715 transitions. [2018-12-03 01:34:49,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 01:34:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1715 transitions. [2018-12-03 01:34:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-03 01:34:49,913 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:49,913 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:49,913 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:49,913 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:49,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1220667172, now seen corresponding path program 1 times [2018-12-03 01:34:49,913 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:49,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:49,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:49,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:49,914 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:50,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:50,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 01:34:50,017 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:50,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 01:34:50,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 01:34:50,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 01:34:50,019 INFO L87 Difference]: Start difference. First operand 990 states and 1715 transitions. Second operand 5 states. [2018-12-03 01:34:52,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:52,232 INFO L93 Difference]: Finished difference Result 2903 states and 5092 transitions. [2018-12-03 01:34:52,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 01:34:52,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2018-12-03 01:34:52,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:52,241 INFO L225 Difference]: With dead ends: 2903 [2018-12-03 01:34:52,241 INFO L226 Difference]: Without dead ends: 1919 [2018-12-03 01:34:52,244 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-03 01:34:52,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1919 states. [2018-12-03 01:34:52,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1895. [2018-12-03 01:34:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1895 states. [2018-12-03 01:34:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1895 states and 2965 transitions. [2018-12-03 01:34:52,289 INFO L78 Accepts]: Start accepts. Automaton has 1895 states and 2965 transitions. Word has length 109 [2018-12-03 01:34:52,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:52,290 INFO L480 AbstractCegarLoop]: Abstraction has 1895 states and 2965 transitions. [2018-12-03 01:34:52,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 01:34:52,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2965 transitions. [2018-12-03 01:34:52,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-03 01:34:52,292 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:52,292 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:52,292 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:52,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:52,292 INFO L82 PathProgramCache]: Analyzing trace with hash 2122787760, now seen corresponding path program 1 times [2018-12-03 01:34:52,292 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:52,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:52,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:52,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:52,293 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:52,407 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:52,408 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:52,408 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:34:52,408 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 113 with the following transitions: [2018-12-03 01:34:52,410 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:34:52,435 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:34:52,435 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:34:52,821 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:34:52,822 INFO L272 AbstractInterpreter]: Visited 82 different actions 232 times. Merged at 4 different actions 7 times. Never widened. Performed 2536 root evaluator evaluations with a maximum evaluation depth of 14. Performed 2536 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-12-03 01:34:52,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:52,828 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:34:52,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:52,828 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:34:52,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:52,836 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:34:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:52,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:34:58,974 WARN L180 SmtUtils]: Spent 6.04 s on a formula simplification that was a NOOP. DAG size: 42 [2018-12-03 01:34:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:59,035 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:34:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:59,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 01:34:59,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-12-03 01:34:59,359 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:59,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 01:34:59,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 01:34:59,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-12-03 01:34:59,360 INFO L87 Difference]: Start difference. First operand 1895 states and 2965 transitions. Second operand 6 states. [2018-12-03 01:35:10,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:10,818 INFO L93 Difference]: Finished difference Result 7370 states and 11881 transitions. [2018-12-03 01:35:10,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 01:35:10,819 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2018-12-03 01:35:10,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:10,831 INFO L225 Difference]: With dead ends: 7370 [2018-12-03 01:35:10,831 INFO L226 Difference]: Without dead ends: 5481 [2018-12-03 01:35:10,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 219 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-12-03 01:35:10,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5481 states. [2018-12-03 01:35:10,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5481 to 5471. [2018-12-03 01:35:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5471 states. [2018-12-03 01:35:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5471 states to 5471 states and 8668 transitions. [2018-12-03 01:35:10,908 INFO L78 Accepts]: Start accepts. Automaton has 5471 states and 8668 transitions. Word has length 112 [2018-12-03 01:35:10,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:10,908 INFO L480 AbstractCegarLoop]: Abstraction has 5471 states and 8668 transitions. [2018-12-03 01:35:10,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 01:35:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 5471 states and 8668 transitions. [2018-12-03 01:35:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-03 01:35:10,910 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:10,910 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:10,910 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:10,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:10,911 INFO L82 PathProgramCache]: Analyzing trace with hash 624058244, now seen corresponding path program 1 times [2018-12-03 01:35:10,911 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:10,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:10,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:10,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:10,912 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:11,040 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:11,040 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:11,040 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 126 with the following transitions: [2018-12-03 01:35:11,040 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:11,042 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:11,042 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:11,149 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:11,149 INFO L272 AbstractInterpreter]: Visited 95 different actions 183 times. Merged at 4 different actions 4 times. Never widened. Performed 2168 root evaluator evaluations with a maximum evaluation depth of 10. Performed 2168 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-12-03 01:35:11,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:11,150 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:11,150 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:11,150 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:35:11,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:11,159 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:11,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:11,204 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:11,239 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 01:35:11,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-12-03 01:35:11,240 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:11,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:35:11,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:35:11,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-03 01:35:11,240 INFO L87 Difference]: Start difference. First operand 5471 states and 8668 transitions. Second operand 3 states. [2018-12-03 01:35:13,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:13,931 INFO L93 Difference]: Finished difference Result 13552 states and 21217 transitions. [2018-12-03 01:35:13,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:35:13,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-12-03 01:35:13,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:13,955 INFO L225 Difference]: With dead ends: 13552 [2018-12-03 01:35:13,955 INFO L226 Difference]: Without dead ends: 8087 [2018-12-03 01:35:13,964 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 249 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-03 01:35:13,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8087 states. [2018-12-03 01:35:14,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8087 to 7207. [2018-12-03 01:35:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7207 states. [2018-12-03 01:35:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7207 states to 7207 states and 11101 transitions. [2018-12-03 01:35:14,083 INFO L78 Accepts]: Start accepts. Automaton has 7207 states and 11101 transitions. Word has length 125 [2018-12-03 01:35:14,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:14,084 INFO L480 AbstractCegarLoop]: Abstraction has 7207 states and 11101 transitions. [2018-12-03 01:35:14,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:35:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 7207 states and 11101 transitions. [2018-12-03 01:35:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-03 01:35:14,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:14,087 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-03 01:35:14,087 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:14,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:14,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1951303335, now seen corresponding path program 1 times [2018-12-03 01:35:14,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:14,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:14,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:14,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:14,088 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 63 proven. 7 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-03 01:35:14,193 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:14,193 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:14,193 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 210 with the following transitions: [2018-12-03 01:35:14,193 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1329], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:14,195 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:14,195 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:14,463 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:14,463 INFO L272 AbstractInterpreter]: Visited 106 different actions 304 times. Merged at 4 different actions 7 times. Never widened. Performed 3724 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3724 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-12-03 01:35:14,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:14,466 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:14,466 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:14,466 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:35:14,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:14,475 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:14,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:14,616 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:14,704 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:14,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-03 01:35:14,705 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:14,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 01:35:14,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 01:35:14,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-03 01:35:14,705 INFO L87 Difference]: Start difference. First operand 7207 states and 11101 transitions. Second operand 9 states. [2018-12-03 01:35:19,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:19,235 INFO L93 Difference]: Finished difference Result 14939 states and 23017 transitions. [2018-12-03 01:35:19,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 01:35:19,237 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 209 [2018-12-03 01:35:19,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:19,254 INFO L225 Difference]: With dead ends: 14939 [2018-12-03 01:35:19,254 INFO L226 Difference]: Without dead ends: 6824 [2018-12-03 01:35:19,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 416 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-12-03 01:35:19,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6824 states. [2018-12-03 01:35:19,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6824 to 6793. [2018-12-03 01:35:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6793 states. [2018-12-03 01:35:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6793 states to 6793 states and 8111 transitions. [2018-12-03 01:35:19,329 INFO L78 Accepts]: Start accepts. Automaton has 6793 states and 8111 transitions. Word has length 209 [2018-12-03 01:35:19,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:19,329 INFO L480 AbstractCegarLoop]: Abstraction has 6793 states and 8111 transitions. [2018-12-03 01:35:19,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 01:35:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 6793 states and 8111 transitions. [2018-12-03 01:35:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-03 01:35:19,332 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:19,332 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:19,332 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:19,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:19,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1683012180, now seen corresponding path program 1 times [2018-12-03 01:35:19,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:19,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:19,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:19,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:19,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:19,426 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-03 01:35:19,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:35:19,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 01:35:19,426 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:19,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 01:35:19,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 01:35:19,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:35:19,427 INFO L87 Difference]: Start difference. First operand 6793 states and 8111 transitions. Second operand 4 states. [2018-12-03 01:35:23,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:23,582 INFO L93 Difference]: Finished difference Result 24567 states and 29950 transitions. [2018-12-03 01:35:23,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 01:35:23,583 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 290 [2018-12-03 01:35:23,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:23,603 INFO L225 Difference]: With dead ends: 24567 [2018-12-03 01:35:23,603 INFO L226 Difference]: Without dead ends: 14236 [2018-12-03 01:35:23,614 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 [2018-12-03 01:35:23,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14236 states. [2018-12-03 01:35:23,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14236 to 14230. [2018-12-03 01:35:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14230 states. [2018-12-03 01:35:23,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14230 states to 14230 states and 16678 transitions. [2018-12-03 01:35:23,758 INFO L78 Accepts]: Start accepts. Automaton has 14230 states and 16678 transitions. Word has length 290 [2018-12-03 01:35:23,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:23,758 INFO L480 AbstractCegarLoop]: Abstraction has 14230 states and 16678 transitions. [2018-12-03 01:35:23,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 01:35:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand 14230 states and 16678 transitions. [2018-12-03 01:35:23,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-03 01:35:23,765 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:23,765 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:23,765 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:23,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:23,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1578248607, now seen corresponding path program 1 times [2018-12-03 01:35:23,765 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:23,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:23,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:23,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:23,766 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:23,977 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:23,977 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:23,977 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 386 with the following transitions: [2018-12-03 01:35:23,977 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [273], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:23,985 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:23,985 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:24,582 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:24,582 INFO L272 AbstractInterpreter]: Visited 355 different actions 1051 times. Merged at 4 different actions 7 times. Never widened. Performed 15997 root evaluator evaluations with a maximum evaluation depth of 10. Performed 15997 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-12-03 01:35:24,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:24,585 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:24,585 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:24,585 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:35:24,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:24,592 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:24,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:24,770 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:25,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 01:35:25,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 11 [2018-12-03 01:35:25,001 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:25,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 01:35:25,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 01:35:25,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-12-03 01:35:25,002 INFO L87 Difference]: Start difference. First operand 14230 states and 16678 transitions. Second operand 6 states. [2018-12-03 01:35:27,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:27,553 INFO L93 Difference]: Finished difference Result 30209 states and 35402 transitions. [2018-12-03 01:35:27,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 01:35:27,553 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 385 [2018-12-03 01:35:27,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:27,587 INFO L225 Difference]: With dead ends: 30209 [2018-12-03 01:35:27,588 INFO L226 Difference]: Without dead ends: 15552 [2018-12-03 01:35:27,602 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 780 GetRequests, 769 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-12-03 01:35:27,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15552 states. [2018-12-03 01:35:27,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15552 to 15111. [2018-12-03 01:35:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15111 states. [2018-12-03 01:35:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15111 states to 15111 states and 17721 transitions. [2018-12-03 01:35:27,791 INFO L78 Accepts]: Start accepts. Automaton has 15111 states and 17721 transitions. Word has length 385 [2018-12-03 01:35:27,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:27,792 INFO L480 AbstractCegarLoop]: Abstraction has 15111 states and 17721 transitions. [2018-12-03 01:35:27,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 01:35:27,792 INFO L276 IsEmpty]: Start isEmpty. Operand 15111 states and 17721 transitions. [2018-12-03 01:35:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2018-12-03 01:35:27,812 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:27,812 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:27,812 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:27,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:27,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1650391484, now seen corresponding path program 1 times [2018-12-03 01:35:27,813 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:27,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:27,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:27,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:27,814 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-12-03 01:35:27,989 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:27,989 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:27,989 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 571 with the following transitions: [2018-12-03 01:35:27,989 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1670], [1673], [1677], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:27,992 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:27,992 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:28,202 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:28,202 INFO L272 AbstractInterpreter]: Visited 215 different actions 434 times. Merged at 8 different actions 17 times. Never widened. Performed 6042 root evaluator evaluations with a maximum evaluation depth of 14. Performed 6042 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 4 fixpoints after 2 different actions. Largest state had 26 variables. [2018-12-03 01:35:28,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:28,210 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:28,210 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:28,210 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/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 [2018-12-03 01:35:28,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:28,217 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:28,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-12-03 01:35:28,428 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-12-03 01:35:28,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 01:35:28,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-12-03 01:35:28,542 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:28,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:35:28,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:35:28,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:35:28,543 INFO L87 Difference]: Start difference. First operand 15111 states and 17721 transitions. Second operand 3 states. [2018-12-03 01:35:32,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:32,083 INFO L93 Difference]: Finished difference Result 41153 states and 49146 transitions. [2018-12-03 01:35:32,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:35:32,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 570 [2018-12-03 01:35:32,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:32,123 INFO L225 Difference]: With dead ends: 41153 [2018-12-03 01:35:32,123 INFO L226 Difference]: Without dead ends: 26048 [2018-12-03 01:35:32,140 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1142 GetRequests, 1140 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:35:32,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26048 states. [2018-12-03 01:35:32,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26048 to 26029. [2018-12-03 01:35:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26029 states. [2018-12-03 01:35:32,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26029 states to 26029 states and 30667 transitions. [2018-12-03 01:35:32,409 INFO L78 Accepts]: Start accepts. Automaton has 26029 states and 30667 transitions. Word has length 570 [2018-12-03 01:35:32,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:32,410 INFO L480 AbstractCegarLoop]: Abstraction has 26029 states and 30667 transitions. [2018-12-03 01:35:32,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:35:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 26029 states and 30667 transitions. [2018-12-03 01:35:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 649 [2018-12-03 01:35:32,427 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:32,427 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-03 01:35:32,427 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:32,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:32,427 INFO L82 PathProgramCache]: Analyzing trace with hash 107290, now seen corresponding path program 1 times [2018-12-03 01:35:32,428 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:32,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:32,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:32,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:32,428 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 334 proven. 114 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2018-12-03 01:35:32,751 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:32,752 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:32,752 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 649 with the following transitions: [2018-12-03 01:35:32,752 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1404], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1810], [1815], [1817], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1917], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:32,755 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:32,755 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:33,289 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:33,289 INFO L272 AbstractInterpreter]: Visited 229 different actions 457 times. Merged at 7 different actions 12 times. Never widened. Performed 6405 root evaluator evaluations with a maximum evaluation depth of 18. Performed 6405 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:35:33,290 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:33,290 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:33,290 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:33,291 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:35:33,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:33,296 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:33,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:33,493 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 686 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-03 01:35:33,493 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 334 proven. 114 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2018-12-03 01:35:33,788 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:33,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2018-12-03 01:35:33,789 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:33,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:35:33,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:35:33,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:35:33,789 INFO L87 Difference]: Start difference. First operand 26029 states and 30667 transitions. Second operand 7 states. [2018-12-03 01:35:39,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:39,108 INFO L93 Difference]: Finished difference Result 60265 states and 73317 transitions. [2018-12-03 01:35:39,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-03 01:35:39,108 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 648 [2018-12-03 01:35:39,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:39,161 INFO L225 Difference]: With dead ends: 60265 [2018-12-03 01:35:39,161 INFO L226 Difference]: Without dead ends: 34675 [2018-12-03 01:35:39,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1311 GetRequests, 1297 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-12-03 01:35:39,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34675 states. [2018-12-03 01:35:39,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34675 to 33272. [2018-12-03 01:35:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33272 states. [2018-12-03 01:35:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33272 states to 33272 states and 39739 transitions. [2018-12-03 01:35:39,603 INFO L78 Accepts]: Start accepts. Automaton has 33272 states and 39739 transitions. Word has length 648 [2018-12-03 01:35:39,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:39,603 INFO L480 AbstractCegarLoop]: Abstraction has 33272 states and 39739 transitions. [2018-12-03 01:35:39,603 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:35:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 33272 states and 39739 transitions. [2018-12-03 01:35:39,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2018-12-03 01:35:39,624 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:39,624 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:39,625 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:39,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:39,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1833780840, now seen corresponding path program 1 times [2018-12-03 01:35:39,625 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:39,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:39,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:39,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:39,626 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-12-03 01:35:39,867 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:39,867 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:39,867 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 716 with the following transitions: [2018-12-03 01:35:39,868 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [584], [587], [590], [594], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1329], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:39,871 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:39,871 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:40,284 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:40,284 INFO L272 AbstractInterpreter]: Visited 417 different actions 833 times. Merged at 7 different actions 11 times. Never widened. Performed 12448 root evaluator evaluations with a maximum evaluation depth of 15. Performed 12448 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:35:40,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:40,285 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:40,285 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:40,285 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:35:40,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:40,291 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:40,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-03 01:35:40,685 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 142 proven. 8 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2018-12-03 01:35:40,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 01:35:40,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2018-12-03 01:35:40,866 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:40,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:35:40,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:35:40,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 01:35:40,866 INFO L87 Difference]: Start difference. First operand 33272 states and 39739 transitions. Second operand 3 states. [2018-12-03 01:35:41,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:41,649 INFO L93 Difference]: Finished difference Result 62562 states and 74861 transitions. [2018-12-03 01:35:41,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:35:41,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 715 [2018-12-03 01:35:41,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:41,690 INFO L225 Difference]: With dead ends: 62562 [2018-12-03 01:35:41,690 INFO L226 Difference]: Without dead ends: 29728 [2018-12-03 01:35:41,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1433 GetRequests, 1425 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 01:35:41,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29728 states. [2018-12-03 01:35:41,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29728 to 29291. [2018-12-03 01:35:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29291 states. [2018-12-03 01:35:41,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29291 states to 29291 states and 34952 transitions. [2018-12-03 01:35:41,993 INFO L78 Accepts]: Start accepts. Automaton has 29291 states and 34952 transitions. Word has length 715 [2018-12-03 01:35:41,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:41,994 INFO L480 AbstractCegarLoop]: Abstraction has 29291 states and 34952 transitions. [2018-12-03 01:35:41,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:35:41,994 INFO L276 IsEmpty]: Start isEmpty. Operand 29291 states and 34952 transitions. [2018-12-03 01:35:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2018-12-03 01:35:42,015 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:42,016 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:42,016 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:42,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:42,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1139987080, now seen corresponding path program 1 times [2018-12-03 01:35:42,016 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:42,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:42,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:42,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:42,017 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 136 proven. 326 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2018-12-03 01:35:42,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:42,303 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:42,304 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 724 with the following transitions: [2018-12-03 01:35:42,304 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:35:42,307 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:42,307 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:42,682 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:42,682 INFO L272 AbstractInterpreter]: Visited 324 different actions 645 times. Merged at 7 different actions 11 times. Never widened. Performed 9448 root evaluator evaluations with a maximum evaluation depth of 14. Performed 9448 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 4 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-03 01:35:42,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:42,684 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:42,684 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:42,684 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:35:42,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:42,689 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:42,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:44,817 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 42 DAG size of output: 17 [2018-12-03 01:35:44,968 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 404 proven. 2 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2018-12-03 01:35:44,968 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 136 proven. 403 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-12-03 01:35:45,605 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:45,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 14 [2018-12-03 01:35:45,605 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:45,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 01:35:45,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 01:35:45,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2018-12-03 01:35:45,606 INFO L87 Difference]: Start difference. First operand 29291 states and 34952 transitions. Second operand 9 states. [2018-12-03 01:36:00,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:36:00,584 INFO L93 Difference]: Finished difference Result 68450 states and 83204 transitions. [2018-12-03 01:36:00,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-03 01:36:00,584 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 723 [2018-12-03 01:36:00,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:36:00,647 INFO L225 Difference]: With dead ends: 68450 [2018-12-03 01:36:00,647 INFO L226 Difference]: Without dead ends: 39598 [2018-12-03 01:36:00,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1475 GetRequests, 1450 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2018-12-03 01:36:00,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39598 states. [2018-12-03 01:36:01,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39598 to 37607. [2018-12-03 01:36:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37607 states. [2018-12-03 01:36:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37607 states to 37607 states and 44215 transitions. [2018-12-03 01:36:01,079 INFO L78 Accepts]: Start accepts. Automaton has 37607 states and 44215 transitions. Word has length 723 [2018-12-03 01:36:01,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:36:01,079 INFO L480 AbstractCegarLoop]: Abstraction has 37607 states and 44215 transitions. [2018-12-03 01:36:01,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 01:36:01,079 INFO L276 IsEmpty]: Start isEmpty. Operand 37607 states and 44215 transitions. [2018-12-03 01:36:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2018-12-03 01:36:01,103 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:36:01,104 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:36:01,104 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:36:01,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:01,104 INFO L82 PathProgramCache]: Analyzing trace with hash 723429978, now seen corresponding path program 1 times [2018-12-03 01:36:01,104 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:36:01,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:01,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:01,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:01,105 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:36:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:01,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1168 backedges. 173 proven. 615 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-12-03 01:36:01,725 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:01,725 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:36:01,726 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 833 with the following transitions: [2018-12-03 01:36:01,726 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:36:01,730 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:36:01,730 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:36:02,108 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:36:02,108 INFO L272 AbstractInterpreter]: Visited 325 different actions 654 times. Merged at 9 different actions 18 times. Never widened. Performed 9560 root evaluator evaluations with a maximum evaluation depth of 15. Performed 9560 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 5 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:36:02,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:02,109 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:36:02,109 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:02,109 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:36:02,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:02,116 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:36:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:02,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:36:02,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1168 backedges. 702 proven. 2 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2018-12-03 01:36:02,563 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:36:02,786 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-03 01:36:02,812 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2018-12-03 01:36:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1168 backedges. 168 proven. 620 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-12-03 01:36:03,679 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:36:03,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 20 [2018-12-03 01:36:03,680 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:36:03,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 01:36:03,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 01:36:03,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2018-12-03 01:36:03,681 INFO L87 Difference]: Start difference. First operand 37607 states and 44215 transitions. Second operand 15 states. [2018-12-03 01:36:33,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:36:33,139 INFO L93 Difference]: Finished difference Result 80757 states and 96794 transitions. [2018-12-03 01:36:33,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-12-03 01:36:33,140 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 832 [2018-12-03 01:36:33,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:36:33,209 INFO L225 Difference]: With dead ends: 80757 [2018-12-03 01:36:33,209 INFO L226 Difference]: Without dead ends: 43596 [2018-12-03 01:36:33,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1738 GetRequests, 1682 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=2330, Unknown=0, NotChecked=0, Total=2970 [2018-12-03 01:36:33,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43596 states. [2018-12-03 01:36:33,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43596 to 41970. [2018-12-03 01:36:33,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41970 states. [2018-12-03 01:36:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41970 states to 41970 states and 48991 transitions. [2018-12-03 01:36:33,677 INFO L78 Accepts]: Start accepts. Automaton has 41970 states and 48991 transitions. Word has length 832 [2018-12-03 01:36:33,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:36:33,677 INFO L480 AbstractCegarLoop]: Abstraction has 41970 states and 48991 transitions. [2018-12-03 01:36:33,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 01:36:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 41970 states and 48991 transitions. [2018-12-03 01:36:33,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2018-12-03 01:36:33,702 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:36:33,703 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:36:33,703 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:36:33,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:33,703 INFO L82 PathProgramCache]: Analyzing trace with hash 281875762, now seen corresponding path program 1 times [2018-12-03 01:36:33,703 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:36:33,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:33,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:33,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:33,704 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:36:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 170 proven. 658 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-12-03 01:36:34,980 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:34,980 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:36:34,981 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 853 with the following transitions: [2018-12-03 01:36:34,981 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1478], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:36:34,984 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:36:34,984 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:36:35,316 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:36:35,316 INFO L272 AbstractInterpreter]: Visited 325 different actions 655 times. Merged at 9 different actions 19 times. Never widened. Performed 9534 root evaluator evaluations with a maximum evaluation depth of 14. Performed 9534 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Found 5 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:36:35,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:35,322 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:36:35,322 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:35,322 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:36:35,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:35,328 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:36:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:35,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:36:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 663 proven. 2 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2018-12-03 01:36:35,829 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:36:36,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 663 proven. 2 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2018-12-03 01:36:36,262 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:36:36,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5, 5] total 19 [2018-12-03 01:36:36,262 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:36:36,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-03 01:36:36,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-03 01:36:36,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-03 01:36:36,263 INFO L87 Difference]: Start difference. First operand 41970 states and 48991 transitions. Second operand 17 states. [2018-12-03 01:36:45,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:36:45,778 INFO L93 Difference]: Finished difference Result 91599 states and 108707 transitions. [2018-12-03 01:36:45,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-12-03 01:36:45,779 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 852 [2018-12-03 01:36:45,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:36:45,854 INFO L225 Difference]: With dead ends: 91599 [2018-12-03 01:36:45,854 INFO L226 Difference]: Without dead ends: 50507 [2018-12-03 01:36:45,895 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1789 GetRequests, 1730 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=660, Invalid=2762, Unknown=0, NotChecked=0, Total=3422 [2018-12-03 01:36:45,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50507 states. [2018-12-03 01:36:46,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50507 to 49139. [2018-12-03 01:36:46,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49139 states. [2018-12-03 01:36:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49139 states to 49139 states and 57711 transitions. [2018-12-03 01:36:46,379 INFO L78 Accepts]: Start accepts. Automaton has 49139 states and 57711 transitions. Word has length 852 [2018-12-03 01:36:46,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:36:46,379 INFO L480 AbstractCegarLoop]: Abstraction has 49139 states and 57711 transitions. [2018-12-03 01:36:46,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-03 01:36:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 49139 states and 57711 transitions. [2018-12-03 01:36:46,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2018-12-03 01:36:46,409 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:36:46,409 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, 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, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:36:46,409 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:36:46,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:46,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1922214566, now seen corresponding path program 1 times [2018-12-03 01:36:46,410 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:36:46,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:46,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:46,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:46,410 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:36:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 911 proven. 6 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2018-12-03 01:36:46,957 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:46,957 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:36:46,957 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 923 with the following transitions: [2018-12-03 01:36:46,957 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:36:46,960 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:36:46,960 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:36:47,260 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:36:47,260 INFO L272 AbstractInterpreter]: Visited 337 different actions 679 times. Merged at 10 different actions 19 times. Never widened. Performed 9862 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9862 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:36:47,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:47,262 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:36:47,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:47,262 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:36:47,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:47,270 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:36:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:47,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:36:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 911 proven. 6 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2018-12-03 01:36:47,679 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:36:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 911 proven. 202 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-12-03 01:36:48,356 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:36:48,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 15 [2018-12-03 01:36:48,356 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:36:48,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 01:36:48,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 01:36:48,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-12-03 01:36:48,357 INFO L87 Difference]: Start difference. First operand 49139 states and 57711 transitions. Second operand 9 states. [2018-12-03 01:36:57,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:36:57,422 INFO L93 Difference]: Finished difference Result 116779 states and 138537 transitions. [2018-12-03 01:36:57,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-03 01:36:57,422 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 922 [2018-12-03 01:36:57,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:36:57,534 INFO L225 Difference]: With dead ends: 116779 [2018-12-03 01:36:57,535 INFO L226 Difference]: Without dead ends: 70268 [2018-12-03 01:36:57,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1865 GetRequests, 1846 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=130, Invalid=290, Unknown=0, NotChecked=0, Total=420 [2018-12-03 01:36:57,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70268 states. [2018-12-03 01:36:58,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70268 to 64540. [2018-12-03 01:36:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64540 states. [2018-12-03 01:36:58,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64540 states to 64540 states and 75391 transitions. [2018-12-03 01:36:58,341 INFO L78 Accepts]: Start accepts. Automaton has 64540 states and 75391 transitions. Word has length 922 [2018-12-03 01:36:58,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:36:58,342 INFO L480 AbstractCegarLoop]: Abstraction has 64540 states and 75391 transitions. [2018-12-03 01:36:58,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 01:36:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 64540 states and 75391 transitions. [2018-12-03 01:36:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 928 [2018-12-03 01:36:58,376 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:36:58,376 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, 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, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:36:58,376 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:36:58,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:58,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1049944148, now seen corresponding path program 1 times [2018-12-03 01:36:58,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:36:58,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:58,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:58,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:36:58,377 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:36:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1622 backedges. 917 proven. 206 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-12-03 01:36:58,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:58,939 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:36:58,939 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 928 with the following transitions: [2018-12-03 01:36:58,939 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:36:58,942 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:36:58,942 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:36:59,271 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:36:59,272 INFO L272 AbstractInterpreter]: Visited 337 different actions 673 times. Merged at 8 different actions 13 times. Never widened. Performed 9847 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9847 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 5 different actions. Largest state had 26 variables. [2018-12-03 01:36:59,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:36:59,273 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:36:59,273 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:36:59,273 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:36:59,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:36:59,280 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:36:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:36:59,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:36:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1622 backedges. 917 proven. 206 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-12-03 01:36:59,837 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1622 backedges. 917 proven. 206 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-12-03 01:37:00,763 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:37:00,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2018-12-03 01:37:00,764 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:37:00,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-03 01:37:00,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-03 01:37:00,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-12-03 01:37:00,765 INFO L87 Difference]: Start difference. First operand 64540 states and 75391 transitions. Second operand 12 states. [2018-12-03 01:37:08,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:08,152 INFO L93 Difference]: Finished difference Result 136976 states and 162696 transitions. [2018-12-03 01:37:08,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-03 01:37:08,153 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 927 [2018-12-03 01:37:08,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:08,300 INFO L225 Difference]: With dead ends: 136976 [2018-12-03 01:37:08,301 INFO L226 Difference]: Without dead ends: 75064 [2018-12-03 01:37:08,362 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1919 GetRequests, 1874 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=1683, Unknown=0, NotChecked=0, Total=2162 [2018-12-03 01:37:08,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75064 states. [2018-12-03 01:37:09,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75064 to 72932. [2018-12-03 01:37:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72932 states. [2018-12-03 01:37:09,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72932 states to 72932 states and 85436 transitions. [2018-12-03 01:37:09,234 INFO L78 Accepts]: Start accepts. Automaton has 72932 states and 85436 transitions. Word has length 927 [2018-12-03 01:37:09,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:37:09,234 INFO L480 AbstractCegarLoop]: Abstraction has 72932 states and 85436 transitions. [2018-12-03 01:37:09,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-03 01:37:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 72932 states and 85436 transitions. [2018-12-03 01:37:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-12-03 01:37:09,278 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:37:09,278 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:37:09,279 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:37:09,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:09,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1201202777, now seen corresponding path program 1 times [2018-12-03 01:37:09,279 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:37:09,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:09,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:09,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:09,280 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:37:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:09,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 421 proven. 136 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-12-03 01:37:09,681 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:09,681 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:37:09,681 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 981 with the following transitions: [2018-12-03 01:37:09,682 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1203], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1720], [1723], [1727], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:37:09,684 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:37:09,684 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:37:10,045 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:37:10,045 INFO L272 AbstractInterpreter]: Visited 339 different actions 682 times. Merged at 9 different actions 20 times. Never widened. Performed 9929 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9929 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:37:10,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:10,049 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:37:10,050 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:10,050 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:37:10,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:10,055 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:37:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:10,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:37:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 1161 proven. 2 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2018-12-03 01:37:10,530 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 421 proven. 136 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-12-03 01:37:10,881 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:37:10,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-12-03 01:37:10,881 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:37:10,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:37:10,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:37:10,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:37:10,882 INFO L87 Difference]: Start difference. First operand 72932 states and 85436 transitions. Second operand 7 states. [2018-12-03 01:37:13,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:13,961 INFO L93 Difference]: Finished difference Result 145471 states and 170689 transitions. [2018-12-03 01:37:13,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 01:37:13,961 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 980 [2018-12-03 01:37:13,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:14,080 INFO L225 Difference]: With dead ends: 145471 [2018-12-03 01:37:14,081 INFO L226 Difference]: Without dead ends: 75167 [2018-12-03 01:37:14,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1972 GetRequests, 1960 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-12-03 01:37:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75167 states. [2018-12-03 01:37:14,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75167 to 75131. [2018-12-03 01:37:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75131 states. [2018-12-03 01:37:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75131 states to 75131 states and 87845 transitions. [2018-12-03 01:37:14,957 INFO L78 Accepts]: Start accepts. Automaton has 75131 states and 87845 transitions. Word has length 980 [2018-12-03 01:37:14,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:37:14,957 INFO L480 AbstractCegarLoop]: Abstraction has 75131 states and 87845 transitions. [2018-12-03 01:37:14,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:37:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 75131 states and 87845 transitions. [2018-12-03 01:37:15,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2018-12-03 01:37:15,003 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:37:15,003 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, 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, 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, 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, 2, 2, 2, 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] [2018-12-03 01:37:15,003 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:37:15,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:15,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1040332951, now seen corresponding path program 1 times [2018-12-03 01:37:15,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:37:15,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:15,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:15,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:15,004 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:37:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:15,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 216 proven. 6 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2018-12-03 01:37:15,403 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:15,403 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:37:15,404 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1001 with the following transitions: [2018-12-03 01:37:15,404 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1700], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1739], [1744], [1746], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2031], [2034], [2038], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:37:15,406 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:37:15,406 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:37:15,626 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:37:15,626 INFO L272 AbstractInterpreter]: Visited 258 different actions 521 times. Merged at 9 different actions 20 times. Never widened. Performed 7335 root evaluator evaluations with a maximum evaluation depth of 18. Performed 7335 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-03 01:37:15,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:15,627 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:37:15,627 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:15,627 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:37:15,634 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:15,634 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:37:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:15,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:37:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 1153 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2018-12-03 01:37:15,964 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 216 proven. 6 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2018-12-03 01:37:16,286 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 01:37:16,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-03 01:37:16,287 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:37:16,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:37:16,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:37:16,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:37:16,288 INFO L87 Difference]: Start difference. First operand 75131 states and 87845 transitions. Second operand 3 states. [2018-12-03 01:37:17,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:17,922 INFO L93 Difference]: Finished difference Result 151968 states and 178320 transitions. [2018-12-03 01:37:17,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:37:17,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1000 [2018-12-03 01:37:17,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:18,049 INFO L225 Difference]: With dead ends: 151968 [2018-12-03 01:37:18,050 INFO L226 Difference]: Without dead ends: 79465 [2018-12-03 01:37:18,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2002 GetRequests, 2001 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:37:18,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79465 states. [2018-12-03 01:37:18,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79465 to 77295. [2018-12-03 01:37:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77295 states. [2018-12-03 01:37:18,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77295 states to 77295 states and 89457 transitions. [2018-12-03 01:37:18,935 INFO L78 Accepts]: Start accepts. Automaton has 77295 states and 89457 transitions. Word has length 1000 [2018-12-03 01:37:18,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:37:18,935 INFO L480 AbstractCegarLoop]: Abstraction has 77295 states and 89457 transitions. [2018-12-03 01:37:18,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:37:18,935 INFO L276 IsEmpty]: Start isEmpty. Operand 77295 states and 89457 transitions. [2018-12-03 01:37:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2018-12-03 01:37:18,989 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:37:18,990 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, 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, 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, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:37:18,990 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:37:18,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:18,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1993796571, now seen corresponding path program 1 times [2018-12-03 01:37:18,990 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:37:18,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:18,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:18,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:18,991 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:37:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1135 proven. 200 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2018-12-03 01:37:19,612 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:19,612 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:37:19,613 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1037 with the following transitions: [2018-12-03 01:37:19,613 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1570], [1575], [1577], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1626], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:37:19,617 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:37:19,617 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:37:20,017 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:37:20,017 INFO L272 AbstractInterpreter]: Visited 339 different actions 681 times. Merged at 9 different actions 19 times. Never widened. Performed 9901 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9901 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-03 01:37:20,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:20,018 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:37:20,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:20,018 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:37:20,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:20,025 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:37:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:20,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:37:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1135 proven. 6 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2018-12-03 01:37:20,505 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1135 proven. 202 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2018-12-03 01:37:21,291 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:37:21,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9] total 18 [2018-12-03 01:37:21,291 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:37:21,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-03 01:37:21,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-03 01:37:21,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2018-12-03 01:37:21,292 INFO L87 Difference]: Start difference. First operand 77295 states and 89457 transitions. Second operand 11 states. [2018-12-03 01:37:27,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:27,788 INFO L93 Difference]: Finished difference Result 175703 states and 205936 transitions. [2018-12-03 01:37:27,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 01:37:27,788 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1036 [2018-12-03 01:37:27,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:27,986 INFO L225 Difference]: With dead ends: 175703 [2018-12-03 01:37:27,986 INFO L226 Difference]: Without dead ends: 101036 [2018-12-03 01:37:28,066 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2103 GetRequests, 2076 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=234, Invalid=522, Unknown=0, NotChecked=0, Total=756 [2018-12-03 01:37:28,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101036 states. [2018-12-03 01:37:29,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101036 to 93923. [2018-12-03 01:37:29,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93923 states. [2018-12-03 01:37:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93923 states to 93923 states and 108064 transitions. [2018-12-03 01:37:29,230 INFO L78 Accepts]: Start accepts. Automaton has 93923 states and 108064 transitions. Word has length 1036 [2018-12-03 01:37:29,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:37:29,231 INFO L480 AbstractCegarLoop]: Abstraction has 93923 states and 108064 transitions. [2018-12-03 01:37:29,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-03 01:37:29,231 INFO L276 IsEmpty]: Start isEmpty. Operand 93923 states and 108064 transitions. [2018-12-03 01:37:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1172 [2018-12-03 01:37:29,303 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:37:29,304 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, 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, 6, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:37:29,304 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:37:29,304 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:29,304 INFO L82 PathProgramCache]: Analyzing trace with hash 650813812, now seen corresponding path program 1 times [2018-12-03 01:37:29,304 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:37:29,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:29,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:29,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:29,305 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:37:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2937 backedges. 643 proven. 136 refuted. 0 times theorem prover too weak. 2158 trivial. 0 not checked. [2018-12-03 01:37:29,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:29,950 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:37:29,951 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1172 with the following transitions: [2018-12-03 01:37:29,951 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1203], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1600], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:37:29,954 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:37:29,954 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:37:30,390 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:37:30,390 INFO L272 AbstractInterpreter]: Visited 339 different actions 687 times. Merged at 10 different actions 23 times. Never widened. Performed 10036 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 8 fixpoints after 5 different actions. Largest state had 26 variables. [2018-12-03 01:37:30,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:30,391 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:37:30,391 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:30,392 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:37:30,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:30,398 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:37:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:30,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:37:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2937 backedges. 1753 proven. 2 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2018-12-03 01:37:30,872 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:31,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2937 backedges. 643 proven. 136 refuted. 0 times theorem prover too weak. 2158 trivial. 0 not checked. [2018-12-03 01:37:31,372 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:37:31,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-03 01:37:31,372 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:37:31,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-03 01:37:31,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-03 01:37:31,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-03 01:37:31,373 INFO L87 Difference]: Start difference. First operand 93923 states and 108064 transitions. Second operand 8 states. [2018-12-03 01:37:34,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:34,768 INFO L93 Difference]: Finished difference Result 186127 states and 214563 transitions. [2018-12-03 01:37:34,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 01:37:34,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1171 [2018-12-03 01:37:34,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:34,922 INFO L225 Difference]: With dead ends: 186127 [2018-12-03 01:37:34,922 INFO L226 Difference]: Without dead ends: 94831 [2018-12-03 01:37:34,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2351 GetRequests, 2339 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-03 01:37:35,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94831 states. [2018-12-03 01:37:35,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94831 to 94797. [2018-12-03 01:37:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94797 states. [2018-12-03 01:37:36,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94797 states to 94797 states and 108830 transitions. [2018-12-03 01:37:36,065 INFO L78 Accepts]: Start accepts. Automaton has 94797 states and 108830 transitions. Word has length 1171 [2018-12-03 01:37:36,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:37:36,066 INFO L480 AbstractCegarLoop]: Abstraction has 94797 states and 108830 transitions. [2018-12-03 01:37:36,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-03 01:37:36,066 INFO L276 IsEmpty]: Start isEmpty. Operand 94797 states and 108830 transitions. [2018-12-03 01:37:36,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1189 [2018-12-03 01:37:36,140 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:37:36,140 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:37:36,140 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:37:36,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:36,141 INFO L82 PathProgramCache]: Analyzing trace with hash 919982572, now seen corresponding path program 1 times [2018-12-03 01:37:36,141 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:37:36,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:36,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:36,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:37:36,142 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:37:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2669 backedges. 1052 proven. 2 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2018-12-03 01:37:36,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:36,886 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:37:36,886 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1189 with the following transitions: [2018-12-03 01:37:36,886 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1443], [1448], [1450], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1662], [1663], [1667], [1678], [1681], [1686], [1688], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:37:36,890 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:37:36,890 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:37:37,232 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:37:37,232 INFO L272 AbstractInterpreter]: Visited 342 different actions 686 times. Merged at 10 different actions 20 times. Never widened. Performed 9911 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9911 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-03 01:37:37,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:37:37,234 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:37:37,234 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:37:37,234 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:37:37,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:37:37,240 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:37:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:37:37,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:37:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2669 backedges. 1052 proven. 2 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2018-12-03 01:37:37,887 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:37:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2669 backedges. 1052 proven. 2 refuted. 0 times theorem prover too weak. 1615 trivial. 0 not checked. [2018-12-03 01:37:38,414 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:37:38,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-03 01:37:38,414 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:37:38,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-03 01:37:38,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-03 01:37:38,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-03 01:37:38,415 INFO L87 Difference]: Start difference. First operand 94797 states and 108830 transitions. Second operand 8 states. [2018-12-03 01:37:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:37:58,970 INFO L93 Difference]: Finished difference Result 210883 states and 257543 transitions. [2018-12-03 01:37:58,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 01:37:58,971 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1188 [2018-12-03 01:37:58,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:37:59,250 INFO L225 Difference]: With dead ends: 210883 [2018-12-03 01:37:59,250 INFO L226 Difference]: Without dead ends: 116971 [2018-12-03 01:37:59,324 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2396 GetRequests, 2379 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2018-12-03 01:37:59,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116971 states. [2018-12-03 01:38:00,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116971 to 113714. [2018-12-03 01:38:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113714 states. [2018-12-03 01:38:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113714 states to 113714 states and 132713 transitions. [2018-12-03 01:38:00,969 INFO L78 Accepts]: Start accepts. Automaton has 113714 states and 132713 transitions. Word has length 1188 [2018-12-03 01:38:00,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:38:00,969 INFO L480 AbstractCegarLoop]: Abstraction has 113714 states and 132713 transitions. [2018-12-03 01:38:00,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-03 01:38:00,970 INFO L276 IsEmpty]: Start isEmpty. Operand 113714 states and 132713 transitions. [2018-12-03 01:38:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1308 [2018-12-03 01:38:01,091 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:38:01,091 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:38:01,091 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:38:01,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:38:01,092 INFO L82 PathProgramCache]: Analyzing trace with hash -463628646, now seen corresponding path program 1 times [2018-12-03 01:38:01,092 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:38:01,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:38:01,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:38:01,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:38:01,092 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:38:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:38:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3468 backedges. 1205 proven. 2 refuted. 0 times theorem prover too weak. 2261 trivial. 0 not checked. [2018-12-03 01:38:01,852 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:38:01,852 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:38:01,852 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1308 with the following transitions: [2018-12-03 01:38:01,853 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [922], [924], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1443], [1448], [1450], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1662], [1663], [1667], [1678], [1681], [1686], [1688], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1861], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-03 01:38:01,855 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:38:01,855 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:38:02,193 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:38:02,193 INFO L272 AbstractInterpreter]: Visited 343 different actions 690 times. Merged at 11 different actions 22 times. Never widened. Performed 9948 root evaluator evaluations with a maximum evaluation depth of 18. Performed 9948 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 8 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-03 01:38:02,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:38:02,195 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:38:02,195 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:38:02,195 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 01:38:02,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:38:02,202 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:38:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:38:02,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:38:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3468 backedges. 1205 proven. 2 refuted. 0 times theorem prover too weak. 2261 trivial. 0 not checked. [2018-12-03 01:38:02,895 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:38:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3468 backedges. 1205 proven. 2 refuted. 0 times theorem prover too weak. 2261 trivial. 0 not checked. [2018-12-03 01:38:03,497 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:38:03,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-12-03 01:38:03,497 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:38:03,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:38:03,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:38:03,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:38:03,498 INFO L87 Difference]: Start difference. First operand 113714 states and 132713 transitions. Second operand 7 states. [2018-12-03 01:38:11,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:38:11,636 INFO L93 Difference]: Finished difference Result 237611 states and 277579 transitions. [2018-12-03 01:38:11,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 01:38:11,636 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1307 [2018-12-03 01:38:11,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:38:11,638 INFO L225 Difference]: With dead ends: 237611 [2018-12-03 01:38:11,638 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 01:38:11,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2630 GetRequests, 2616 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2018-12-03 01:38:11,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 01:38:11,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 01:38:11,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 01:38:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 01:38:11,755 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1307 [2018-12-03 01:38:11,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:38:11,755 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 01:38:11,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:38:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 01:38:11,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:38:11,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 01:38:11,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:11,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:12,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:13,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:14,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:15,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:16,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:16,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:16,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:16,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:16,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:17,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:17,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:18,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:18,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:18,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:19,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:19,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:19,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:19,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:20,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:20,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,496 WARN L180 SmtUtils]: Spent 9.57 s on a formula simplification. DAG size of input: 2143 DAG size of output: 1767 [2018-12-03 01:38:22,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:22,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:23,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:24,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:25,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:26,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:26,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:26,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:26,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:26,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:27,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:27,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:28,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:28,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:29,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:29,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:29,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:29,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:29,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:30,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:30,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:32,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:32,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:32,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:38:32,702 WARN L180 SmtUtils]: Spent 9.60 s on a formula simplification. DAG size of input: 2143 DAG size of output: 1767 [2018-12-03 01:38:44,265 WARN L180 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 1133 DAG size of output: 176 [2018-12-03 01:38:57,156 WARN L180 SmtUtils]: Spent 12.85 s on a formula simplification. DAG size of input: 1155 DAG size of output: 176 [2018-12-03 01:39:22,994 WARN L180 SmtUtils]: Spent 25.82 s on a formula simplification. DAG size of input: 1680 DAG size of output: 116 [2018-12-03 01:39:34,982 WARN L180 SmtUtils]: Spent 11.94 s on a formula simplification. DAG size of input: 1162 DAG size of output: 185 [2018-12-03 01:40:02,942 WARN L180 SmtUtils]: Spent 27.95 s on a formula simplification. DAG size of input: 1680 DAG size of output: 116 [2018-12-03 01:40:02,944 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:40:02,944 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-12-03 01:40:02,944 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:40:02,944 INFO L448 ceAbstractionStarter]: For program point L1984(lines 1984 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,944 INFO L448 ceAbstractionStarter]: For program point L1852(lines 1852 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1819(lines 1819 1830) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1819-2(lines 1819 1830) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1646 2572) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1654(lines 1654 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2514(lines 2514 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2382(lines 2382 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2118(lines 2118 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2416(lines 2416 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2317(lines 2317 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2152(lines 2152 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2185(lines 2185 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2086(lines 2086 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2020(lines 2020 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1888(lines 1888 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1756(lines 1756 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1723(lines 1723 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2318(lines 2318 2329) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2351(lines 2351 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2318-2(lines 2318 2329) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2186(lines 2186 2196) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2186-2(lines 2186 2196) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2021(lines 2021 2030) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L2021-2(lines 2021 2030) no Hoare annotation was computed. [2018-12-03 01:40:02,945 INFO L448 ceAbstractionStarter]: For program point L1922(lines 1922 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2517(lines 2517 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2220(lines 2220 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1956(lines 1956 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1791(lines 1791 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1659(lines 1659 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2551(lines 2551 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2287(lines 2287 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1858(lines 1858 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1792(lines 1792 1800) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1792-2(lines 1792 1800) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2486(lines 2486 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2453(lines 2453 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1646 2572) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2057(lines 2057 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1991(lines 1991 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1859(lines 1859 1867) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1859-2(lines 1859 1867) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2256(lines 2256 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2157(lines 2157 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2422(lines 2422 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2389(lines 2389 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,946 INFO L448 ceAbstractionStarter]: For program point L2224(lines 2224 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2092(lines 2092 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2125(lines 2125 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1927(lines 1927 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2522(lines 2522 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2390(lines 2390 2402) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2390-2(lines 2390 2402) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1895(lines 1895 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1763(lines 1763 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1730(lines 1730 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2358(lines 2358 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1995(lines 1995 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2557(lines 2557 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2491(lines 2491 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2293(lines 2293 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2095(lines 2095 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1963(lines 1963 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1831(lines 1831 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2129(lines 2129 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2063(lines 2063 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1964(lines 1964 1974) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1964-2(lines 1964 1974) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L1700(lines 1700 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,947 INFO L448 ceAbstractionStarter]: For program point L2460(lines 2460 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2163(lines 2163 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2031(lines 2031 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1932(lines 1932 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2527(lines 2527 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2263(lines 2263 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2197(lines 2197 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1933(lines 1933 1944) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1900(lines 1900 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1933-2(lines 1933 1944) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1801(lines 1801 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2528(lines 2528 2538) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2528-2(lines 2528 2538) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2429(lines 2429 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2330(lines 2330 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2297(lines 2297 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2231(lines 2231 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1868(lines 1868 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L1670(lines 1670 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2496(lines 2496 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2430(lines 2430 2439) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2430-2(lines 2430 2439) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2232(lines 2232 2243) no Hoare annotation was computed. [2018-12-03 01:40:02,948 INFO L448 ceAbstractionStarter]: For program point L2232-2(lines 2232 2243) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1770(lines 1770 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2563(lines 2563 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2365(lines 2365 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2101(lines 2101 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2002(lines 2002 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1837(lines 1837 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2168(lines 2168 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2135(lines 2135 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2069(lines 2069 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2334(lines 2334 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2268(lines 2268 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1707(lines 1707 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2467(lines 2467 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2302(lines 2302 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2203(lines 2203 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2038(lines 2038 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1906(lines 1906 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1807(lines 1807 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1741(lines 1741 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1708(lines 1708 1717) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1708-2(lines 1708 1717) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L2105(lines 2105 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1907(lines 1907 1915) no Hoare annotation was computed. [2018-12-03 01:40:02,949 INFO L448 ceAbstractionStarter]: For program point L1907-2(lines 1907 1915) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2502(lines 2502 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2403(lines 2403 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2172(lines 2172 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2106(lines 2106 2112) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2106-2(lines 2106 2112) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2007(lines 2007 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1875(lines 1875 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1842(lines 1842 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1677(lines 1677 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2404-2(lines 2404 2415) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2371(lines 2371 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2140(lines 2140 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2074(lines 2074 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1975(lines 1975 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1777(lines 1777 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2339(lines 2339 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2075(lines 2075 2085) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2075-2(lines 2075 2085) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L1745(lines 1745 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2472(lines 2472 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2340(lines 2340 2350) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2340-2(lines 2340 2350) no Hoare annotation was computed. [2018-12-03 01:40:02,950 INFO L448 ceAbstractionStarter]: For program point L2307(lines 2307 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2043(lines 2043 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2010(lines 2010 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1845(lines 1845 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1812(lines 1812 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2539(lines 2539 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2440(lines 2440 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2275(lines 2275 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2209(lines 2209 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1945(lines 1945 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2210(lines 2210 2219) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2210-2(lines 2210 2219) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1979(lines 1979 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1649(lines 1649 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2475(lines 2475 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2244(lines 2244 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2178(lines 2178 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2145(lines 2145 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1881(lines 1881 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1683(lines 1683 1693) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L1683-2(lines 1683 1693) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2509(lines 2509 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,951 INFO L448 ceAbstractionStarter]: For program point L2377(lines 2377 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2245(lines 2245 2255) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2245-2(lines 2245 2255) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2113(lines 2113 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1646 2572) the Hoare annotation is: (let ((.cse20 (= |old(~a24~0)| ~a24~0)) (.cse25 (= ~a24~0 |old(~a24~0)|)) (.cse0 (= ~a28~0 |old(~a28~0)|)) (.cse1 (= ~a14~0 |old(~a14~0)|)) (.cse2 (= ~a26~0 |old(~a26~0)|)) (.cse22 (= 2 |old(~a24~0)|)) (.cse23 (< 217 |old(~a26~0)|)) (.cse28 (<= |old(~a28~0)| 37)) (.cse7 (< 1 |old(~a24~0)|)) (.cse18 (<= 600436 |old(~a26~0)|)) (.cse14 (< 127 ~a21~0))) (let ((.cse12 (forall ((v_~a28~0_1780 Int)) (let ((.cse31 (mod (+ v_~a28~0_1780 6) 82))) (or (<= 89948 v_~a28~0_1780) (= .cse31 0) (< |old(~a28~0)| (+ .cse31 137)))))) (.cse6 (or .cse28 .cse7 .cse18 .cse14)) (.cse26 (< (+ |old(~a14~0)| 181) 0)) (.cse9 (or .cse28 .cse22 .cse23)) (.cse10 (< 0 (+ |old(~a14~0)| 182))) (.cse21 (< 134 |old(~a28~0)|)) (.cse24 (< 0 (+ |old(~a14~0)| 114))) (.cse27 (and .cse25 .cse0 .cse1 .cse2)) (.cse15 (= 3 |old(~a24~0)|)) (.cse16 (< |old(~a24~0)| 2)) (.cse11 (and .cse1 .cse2 .cse20 .cse0)) (.cse13 (< 124 |old(~a26~0)|)) (.cse17 (forall ((v_prenex_20 Int)) (let ((.cse30 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse30) (<= 0 v_prenex_20) (= .cse30 0))))) (.cse19 (< 0 (+ |old(~a14~0)| 84))) (.cse8 (< 37 ~a28~0))) (and (or (and .cse0 .cse1 .cse2) (forall ((v_~a28~0_1733 Int)) (let ((.cse3 (* 9 v_~a28~0_1733))) (let ((.cse4 (+ (div .cse3 10) 1))) (let ((.cse5 (mod .cse4 299849))) (or (= 0 (mod .cse3 10)) (<= 0 .cse4) (= 0 .cse5) (< |old(~a28~0)| (+ .cse5 300)) (<= 0 .cse3)))))) .cse6 (< 321684 |old(~a26~0)|)) (or .cse7 .cse8 .cse9) (or (<= (+ ~a14~0 182) 0) .cse7 .cse10) (or .cse11 .cse12 .cse13 .cse14) (or .cse15 .cse11 .cse16 .cse17 .cse18 .cse14) (or .cse19 .cse7 (and .cse20 (<= (+ ~a14~0 84) 0))) (or .cse21 .cse11 (or .cse22 .cse23) .cse24 .cse14) (or .cse12 .cse16 .cse11 .cse10 .cse14) (or (and (and .cse25 .cse0) .cse1 .cse2) .cse26 .cse6 (< 559736 |old(~a26~0)|)) (or .cse11 .cse13 .cse15 .cse16 .cse14) (or .cse27 .cse28 .cse15 .cse16 .cse14) (or .cse26 .cse11 .cse24 .cse9 .cse14) (or .cse19 .cse7 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130))) (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or .cse11 .cse15 .cse16 .cse10 .cse14) (or (or .cse21 .cse28 .cse16 .cse17 .cse14) .cse24 .cse27) (or .cse15 .cse16 (forall ((v_prenex_22 Int)) (let ((.cse29 (mod v_prenex_22 33))) (or (= 0 .cse29) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse29)))) .cse11 .cse14) (or .cse11 .cse19 .cse13 .cse17 .cse14) (or .cse7 .cse23 (and .cse20 (<= ~a26~0 217))) (or .cse19 .cse28 .cse7 .cse8)))) [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L1916(lines 1916 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L1784(lines 1784 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L1718(lines 1718 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2544(lines 2544 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2313(lines 2313 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2016(lines 2016 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L1950(lines 1950 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L1818(lines 1818 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2446(lines 2446 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2479(lines 2479 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2281(lines 2281 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,952 INFO L448 ceAbstractionStarter]: For program point L2050(lines 2050 2570) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1159(lines 1159 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L565(lines 565 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1556(lines 1556 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1490(lines 1490 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1424(lines 1424 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L169-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L103-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1094(lines 1094 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L37-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1028(lines 1028 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 377) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L368-2(lines 368 377) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-12-03 01:40:02,953 INFO L448 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L38(line 38) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L172-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 908) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L899-2(lines 899 908) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1626(lines 1626 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L570(lines 570 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1429(lines 1429 1439) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1429-2(lines 1429 1439) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,954 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L109-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1100(lines 1100 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L43-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1034(lines 1034 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1563(lines 1563 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1376) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L1365-2(lines 1365 1376) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L243(lines 243 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L838(lines 838 846) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2018-12-03 01:40:02,955 INFO L448 ceAbstractionStarter]: For program point L640(lines 640 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L178-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L46-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1632(lines 1632 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L47(line 47) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L972(lines 972 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L576(lines 576 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L181-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L115-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1106(lines 1106 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L1040(lines 1040 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,956 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L909(lines 909 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1636(lines 1636 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1504(lines 1504 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-03 01:40:02,957 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L582(lines 582 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L913(lines 913 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L847(lines 847 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L781(lines 781 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1574(lines 1574 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L451(lines 451 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L385(lines 385 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1244(lines 1244 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L187-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 858) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L848-2(lines 848 858) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1575(lines 1575 1581) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1575-2(lines 1575 1581) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1377(lines 1377 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1179(lines 1179 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1113(lines 1113 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,958 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L1444(lines 1444 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L444 ceAbstractionStarter]: At program point L1643(line 1643) the Hoare annotation is: (let ((.cse5 (< 1 |old(~a24~0)|)) (.cse4 (< 127 ~a21~0)) (.cse19 (= ~a14~0 |old(~a14~0)|)) (.cse20 (= ~a26~0 |old(~a26~0)|)) (.cse12 (= |old(~a24~0)| ~a24~0)) (.cse18 (= ~a28~0 |old(~a28~0)|)) (.cse25 (<= |old(~a28~0)| 37)) (.cse22 (= 2 |old(~a24~0)|)) (.cse23 (< 217 |old(~a26~0)|))) (let ((.cse9 (forall ((v_~a28~0_1780 Int)) (let ((.cse29 (mod (+ v_~a28~0_1780 6) 82))) (or (<= 89948 v_~a28~0_1780) (= .cse29 0) (< |old(~a28~0)| (+ .cse29 137)))))) (.cse8 (< 0 (+ |old(~a14~0)| 182))) (.cse0 (= 3 |old(~a24~0)|)) (.cse7 (or .cse25 .cse22 .cse23)) (.cse21 (< 134 |old(~a28~0)|)) (.cse1 (< |old(~a24~0)| 2)) (.cse24 (< 0 (+ |old(~a14~0)| 114))) (.cse2 (and .cse19 .cse20 .cse12 .cse18)) (.cse10 (< 124 |old(~a26~0)|)) (.cse13 (forall ((v_prenex_20 Int)) (let ((.cse28 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse28) (<= 0 v_prenex_20) (= .cse28 0))))) (.cse26 (< (+ |old(~a14~0)| 181) 0)) (.cse14 (or .cse25 .cse5 .cse4)) (.cse27 (and (= ~a24~0 |old(~a24~0)|) .cse18 .cse19 .cse20)) (.cse11 (< 0 (+ |old(~a14~0)| 84))) (.cse6 (< 37 ~a28~0))) (and (or .cse0 .cse1 .cse2 (forall ((v_prenex_22 Int)) (let ((.cse3 (mod v_prenex_22 33))) (or (= 0 .cse3) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse3)))) .cse4) (or .cse5 .cse6 .cse7) (or (<= (+ ~a14~0 182) 0) .cse5 .cse8) (or .cse2 .cse9 .cse10 .cse4) (or .cse9 .cse1 .cse2 .cse8 .cse4) (or .cse11 .cse5 (and .cse12 (<= (+ ~a14~0 84) 0))) (or .cse0 .cse2 .cse1 .cse13 (<= 600436 |old(~a26~0)|) .cse4) (or .cse0 .cse10 .cse1 .cse4 .cse2) (or (or (not (= calculate_output_~input 6)) .cse4 (not (= 2 ~a24~0)) .cse6 (< 0 (+ ~a26~0 68))) .cse0 .cse8) (or .cse14 (forall ((v_~a28~0_1733 Int)) (let ((.cse15 (* 9 v_~a28~0_1733))) (let ((.cse16 (+ (div .cse15 10) 1))) (let ((.cse17 (mod .cse16 299849))) (or (= 0 (mod .cse15 10)) (<= 0 .cse16) (= 0 .cse17) (< |old(~a28~0)| (+ .cse17 300)) (<= 0 .cse15)))))) (and .cse18 .cse19 .cse20) (< 321684 |old(~a26~0)|)) (or .cse11 .cse5 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130))) (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or .cse21 (or .cse22 .cse23) .cse24 .cse4 .cse2) (or .cse2 .cse0 .cse1 .cse8 .cse4) (or .cse2 .cse25 .cse0 .cse1 .cse4) (or .cse26 .cse24 .cse2 .cse7 .cse4) (or (or .cse21 .cse25 .cse1 .cse13 .cse4) .cse24 .cse27) (or .cse2 .cse11 .cse10 .cse13 .cse4) (or .cse5 .cse23 (and .cse12 (<= ~a26~0 217))) (or .cse26 .cse14 (< 559736 |old(~a26~0)|) .cse27) (or .cse11 .cse25 .cse5 .cse6)))) [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L1643-1(line 1643) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L190-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L124-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,959 INFO L448 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 531) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 24 1644) the Hoare annotation is: (let ((.cse9 (= |old(~a24~0)| ~a24~0)) (.cse21 (= ~a24~0 |old(~a24~0)|)) (.cse22 (= ~a28~0 |old(~a28~0)|)) (.cse23 (= ~a14~0 |old(~a14~0)|)) (.cse24 (= ~a26~0 |old(~a26~0)|)) (.cse0 (< 1 |old(~a24~0)|)) (.cse7 (< 127 ~a21~0)) (.cse17 (<= |old(~a28~0)| 37)) (.cse11 (= 2 |old(~a24~0)|)) (.cse12 (< 217 |old(~a26~0)|))) (let ((.cse5 (forall ((v_~a28~0_1780 Int)) (let ((.cse30 (mod (+ v_~a28~0_1780 6) 82))) (or (<= 89948 v_~a28~0_1780) (= .cse30 0) (< |old(~a28~0)| (+ .cse30 137)))))) (.cse19 (< (+ |old(~a14~0)| 181) 0)) (.cse2 (or .cse17 .cse11 .cse12)) (.cse3 (< 0 (+ |old(~a14~0)| 182))) (.cse20 (or .cse17 .cse0 .cse7)) (.cse10 (< 134 |old(~a28~0)|)) (.cse13 (< 0 (+ |old(~a14~0)| 114))) (.cse18 (and .cse21 .cse22 .cse23 .cse24)) (.cse6 (< 124 |old(~a26~0)|)) (.cse16 (forall ((v_prenex_20 Int)) (let ((.cse29 (mod v_prenex_20 33))) (or (< (+ |old(~a14~0)| 181) .cse29) (<= 0 v_prenex_20) (= .cse29 0))))) (.cse14 (= 3 |old(~a24~0)|)) (.cse4 (and .cse23 .cse24 .cse9 .cse22)) (.cse15 (< |old(~a24~0)| 2)) (.cse8 (< 0 (+ |old(~a14~0)| 84))) (.cse1 (< 37 ~a28~0))) (and (or .cse0 .cse1 .cse2) (or (<= (+ ~a14~0 182) 0) .cse0 .cse3) (or .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse0 (and .cse9 (<= (+ ~a14~0 84) 0))) (or .cse10 .cse4 (or .cse11 .cse12) .cse13 .cse7) (or .cse14 .cse4 .cse15 .cse16 (<= 600436 |old(~a26~0)|) .cse7) (or .cse17 .cse14 .cse15 .cse18 .cse7) (or .cse5 .cse15 .cse3 .cse7 .cse4) (or .cse19 .cse20 (< 559736 |old(~a26~0)|) (and (and .cse21 .cse22) .cse23 .cse24)) (or .cse19 .cse4 .cse13 .cse2 .cse7) (or .cse14 .cse15 .cse4 .cse3 .cse7) (or .cse8 .cse0 (forall ((v_~a26~0_1237 Int)) (or (< ~a26~0 v_~a26~0_1237) (< v_~a26~0_1237 600088) (< (div (+ v_~a26~0_1237 (- 600088)) 5) 378130))) (exists ((v_~a26~0_1237 Int)) (and (<= 378130 (div (+ v_~a26~0_1237 (- 600088)) 5)) (<= 600088 v_~a26~0_1237) (<= v_~a26~0_1237 |old(~a26~0)|)))) (or .cse10 .cse4 .cse13 .cse6 .cse7) (or (and .cse23 .cse24 .cse22) .cse20 (forall ((v_~a28~0_1733 Int)) (let ((.cse25 (* 9 v_~a28~0_1733))) (let ((.cse26 (+ (div .cse25 10) 1))) (let ((.cse27 (mod .cse26 299849))) (or (= 0 (mod .cse25 10)) (<= 0 .cse26) (= 0 .cse27) (< |old(~a28~0)| (+ .cse27 300)) (<= 0 .cse25)))))) (< 321684 |old(~a26~0)|)) (or (or .cse10 .cse17 .cse15 .cse16 .cse7) .cse13 .cse18) (or .cse4 .cse8 .cse6 .cse16 .cse7) (or .cse14 .cse4 .cse15 (forall ((v_prenex_22 Int)) (let ((.cse28 (mod v_prenex_22 33))) (or (= 0 .cse28) (<= 0 v_prenex_22) (< (+ |old(~a14~0)| 150) .cse28)))) .cse7) (or .cse0 .cse12 (and .cse9 (<= ~a26~0 217))) (or .cse8 .cse17 .cse0 .cse1)))) [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L522-2(lines 522 531) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L193-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L127-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L920(lines 920 929) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L920-2(lines 920 929) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,960 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1383(lines 1383 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1185(lines 1185 1196) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1119(lines 1119 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1185-2(lines 1185 1196) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1451(lines 1451 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L65(line 65) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L1056(lines 1056 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 736) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L660(lines 660 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L726-2(lines 726 736) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,961 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L133-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L67-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1587(lines 1587 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1389(lines 1389 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 104) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L532(lines 532 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1457(lines 1457 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L202-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L136-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L995(lines 995 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L599(lines 599 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,962 INFO L448 ceAbstractionStarter]: For program point L1590(lines 1590 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 605) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L600-2(lines 600 605) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1525(lines 1525 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L535(lines 535 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1328(lines 1328 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L205-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1130(lines 1130 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1329(lines 1329 1338) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1329-2(lines 1329 1338) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-12-03 01:40:02,963 INFO L448 ceAbstractionStarter]: For program point L74(line 74) no Hoare annotation was computed. [2018-12-03 01:40:02,964 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,964 INFO L448 ceAbstractionStarter]: For program point L1462(lines 1462 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,964 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1396(lines 1396 1405) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1396-2(lines 1396 1405) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L406(lines 406 415) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L406-2(lines 406 415) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 286) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L274-2(lines 274 286) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L142-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L737(lines 737 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1596(lines 1596 1607) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1596-2(lines 1596 1607) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1531(lines 1531 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L1069(lines 1069 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L871(lines 871 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L607(lines 607 617) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,965 INFO L448 ceAbstractionStarter]: For program point L607-2(lines 607 617) no Hoare annotation was computed. [2018-12-03 01:40:02,966 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,966 INFO L448 ceAbstractionStarter]: For program point L1202(lines 1202 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,966 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L79-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L1467(lines 1467 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L148-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L82-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L1272(lines 1272 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point L1339(lines 1339 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,974 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L679(lines 679 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L1538(lines 1538 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L1406(lines 1406 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L151-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L1076(lines 1076 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 557) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L548-2(lines 548 557) no Hoare annotation was computed. [2018-12-03 01:40:02,975 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,983 INFO L448 ceAbstractionStarter]: For program point L1209(lines 1209 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1474(lines 1474 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L946(lines 946 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L154-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L749(lines 749 760) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L749-2(lines 749 760) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1608(lines 1608 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1279(lines 1279 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L1346(lines 1346 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L157-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,984 INFO L448 ceAbstractionStarter]: For program point L91-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,985 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 27) no Hoare annotation was computed. [2018-12-03 01:40:02,985 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,985 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,992 INFO L448 ceAbstractionStarter]: For program point L884(lines 884 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1545(lines 1545 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1027) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1017-2(lines 1017 1027) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 697) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L687-2(lines 687 697) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1550) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1546-2(lines 1546 1550) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L423(lines 423 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1414(lines 1414 1423) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1414-2(lines 1414 1423) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1216(lines 1216 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L952(lines 952 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L820(lines 820 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1481(lines 1481 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L160-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L28-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:02,993 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,994 INFO L448 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-12-03 01:40:02,994 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1642) no Hoare annotation was computed. [2018-12-03 01:40:02,994 INFO L448 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2018-12-03 01:40:02,994 INFO L448 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L228(lines 228 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L625(lines 625 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1352(lines 1352 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L163-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1088(lines 1088 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L31-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 633) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L626-2(lines 626 633) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1551(lines 1551 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1221(lines 1221 1230) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L1221-2(lines 1221 1230) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,002 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L826(lines 826 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L1487(lines 1487 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L100-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L34-1(lines 24 1644) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,003 INFO L448 ceAbstractionStarter]: For program point L1620(lines 1620 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1642) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L448 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L448 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L448 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:40:03,006 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a14~0 79))) (and (<= .cse0 0) (<= ~a26~0 222) (<= ~a28~0 111) (<= ~a24~0 1) (<= 0 .cse0) (<= 111 ~a28~0) (<= ~a21~0 124))) [2018-12-03 01:40:03,006 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:40:03,007 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:40:03,007 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 2574 2590) the Hoare annotation is: (let ((.cse0 (+ |old(~a14~0)| 79))) (or (< .cse0 0) (and (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|) (= |old(~a24~0)| ~a24~0) (= ~a28~0 |old(~a28~0)|)) (< 124 ~a21~0) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (< 0 .cse0) (< 111 |old(~a28~0)|) (< 222 |old(~a26~0)|))) [2018-12-03 01:40:03,007 INFO L444 ceAbstractionStarter]: At program point L2588(line 2588) the Hoare annotation is: (let ((.cse9 (<= 2 ~a24~0)) (.cse12 (exists ((v_prenex_22 Int)) (let ((.cse17 (mod v_prenex_22 33))) (and (< v_prenex_22 0) (not (= 0 .cse17)) (<= .cse17 (+ ~a14~0 150)))))) (.cse4 (<= ~a26~0 124)) (.cse3 (exists ((v_~a28~0_1780 Int)) (let ((.cse16 (mod (+ v_~a28~0_1780 6) 82))) (and (< v_~a28~0_1780 89948) (<= (+ .cse16 137) ~a28~0) (not (= .cse16 0)))))) (.cse8 (<= (+ ~a14~0 182) 0)) (.cse5 (<= (+ ~a14~0 114) 0)) (.cse13 (<= ~a28~0 134)) (.cse1 (< 37 ~a28~0)) (.cse7 (not (= ~a24~0 3))) (.cse14 (exists ((v_prenex_20 Int)) (let ((.cse15 (mod v_prenex_20 33))) (and (not (= .cse15 0)) (< v_prenex_20 0) (<= .cse15 (+ ~a14~0 181)))))) (.cse0 (<= 0 (+ |old(~a26~0)| 67))) (.cse10 (<= (+ ~a14~0 84) 0)) (.cse11 (+ |old(~a14~0)| 79)) (.cse6 (<= ~a26~0 217)) (.cse2 (<= ~a24~0 1))) (or (and (and .cse0 .cse1 .cse2) (<= ~a26~0 559736)) (and .cse3 (and .cse0 .cse4)) (and .cse0 .cse5 .cse6 (<= 0 (+ ~a14~0 181)) (not (= ~a24~0 2))) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (and .cse7 .cse0 .cse8) (and .cse0 .cse7 .cse4) (and .cse7 .cse0 .cse1 .cse9) (< 124 ~a21~0) (and .cse2 .cse10) (< 0 .cse11) (and .cse12 .cse7 .cse0 .cse9) (and .cse0 .cse10 .cse12 .cse4) (and .cse3 (and .cse0 .cse8)) (and .cse0 .cse13 .cse6 .cse8) (< 111 |old(~a28~0)|) (and .cse5 (and .cse14 .cse0 .cse13 .cse1)) (and .cse7 (< ~a26~0 600436) .cse14 .cse0 .cse10) (< 222 |old(~a26~0)|) (< .cse11 0) (and .cse6 .cse2))) [2018-12-03 01:40:03,007 INFO L448 ceAbstractionStarter]: For program point L2588-1(line 2588) no Hoare annotation was computed. [2018-12-03 01:40:03,007 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 2574 2590) no Hoare annotation was computed. [2018-12-03 01:40:03,007 INFO L448 ceAbstractionStarter]: For program point L2585(line 2585) no Hoare annotation was computed. [2018-12-03 01:40:03,007 INFO L444 ceAbstractionStarter]: At program point L2580-2(lines 2580 2589) the Hoare annotation is: (let ((.cse9 (<= 2 ~a24~0)) (.cse12 (exists ((v_prenex_22 Int)) (let ((.cse17 (mod v_prenex_22 33))) (and (< v_prenex_22 0) (not (= 0 .cse17)) (<= .cse17 (+ ~a14~0 150)))))) (.cse4 (<= ~a26~0 124)) (.cse3 (exists ((v_~a28~0_1780 Int)) (let ((.cse16 (mod (+ v_~a28~0_1780 6) 82))) (and (< v_~a28~0_1780 89948) (<= (+ .cse16 137) ~a28~0) (not (= .cse16 0)))))) (.cse8 (<= (+ ~a14~0 182) 0)) (.cse5 (<= (+ ~a14~0 114) 0)) (.cse13 (<= ~a28~0 134)) (.cse1 (< 37 ~a28~0)) (.cse7 (not (= ~a24~0 3))) (.cse14 (exists ((v_prenex_20 Int)) (let ((.cse15 (mod v_prenex_20 33))) (and (not (= .cse15 0)) (< v_prenex_20 0) (<= .cse15 (+ ~a14~0 181)))))) (.cse0 (<= 0 (+ |old(~a26~0)| 67))) (.cse10 (<= (+ ~a14~0 84) 0)) (.cse11 (+ |old(~a14~0)| 79)) (.cse6 (<= ~a26~0 217)) (.cse2 (<= ~a24~0 1))) (or (and (and .cse0 .cse1 .cse2) (<= ~a26~0 559736)) (and .cse3 (and .cse0 .cse4)) (and .cse0 .cse5 .cse6 (<= 0 (+ ~a14~0 181)) (not (= ~a24~0 2))) (< 1 |old(~a24~0)|) (< |old(~a28~0)| 111) (and .cse7 .cse0 .cse8) (and .cse0 .cse7 .cse4) (and .cse7 .cse0 .cse1 .cse9) (< 124 ~a21~0) (and .cse2 .cse10) (< 0 .cse11) (and .cse12 .cse7 .cse0 .cse9) (and .cse0 .cse10 .cse12 .cse4) (and .cse3 (and .cse0 .cse8)) (and .cse0 .cse13 .cse6 .cse8) (< 111 |old(~a28~0)|) (and .cse5 (and .cse14 .cse0 .cse13 .cse1)) (and .cse7 (< ~a26~0 600436) .cse14 .cse0 .cse10) (< 222 |old(~a26~0)|) (< .cse11 0) (and .cse6 .cse2))) [2018-12-03 01:40:03,016 INFO L448 ceAbstractionStarter]: For program point L2580-3(lines 2574 2590) no Hoare annotation was computed. [2018-12-03 01:40:03,019 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,020 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,021 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,026 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,026 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,026 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 01:40:03 BoogieIcfgContainer [2018-12-03 01:40:03,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 01:40:03,036 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:40:03,036 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:40:03,037 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:40:03,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:39" (3/4) ... [2018-12-03 01:40:03,039 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:40:03,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 01:40:03,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-03 01:40:03,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-03 01:40:03,044 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 01:40:03,059 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-03 01:40:03,061 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-03 01:40:03,078 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((0 <= \old(a26) + 67 && 37 < a28) && a24 <= 1) && a26 <= 559736) || ((\exists v_~a28~0_1780 : int :: (v_~a28~0_1780 < 89948 && (v_~a28~0_1780 + 6) % 82 + 137 <= a28) && !((v_~a28~0_1780 + 6) % 82 == 0)) && 0 <= \old(a26) + 67 && a26 <= 124)) || ((((0 <= \old(a26) + 67 && a14 + 114 <= 0) && a26 <= 217) && 0 <= a14 + 181) && !(a24 == 2))) || 1 < \old(a24)) || \old(a28) < 111) || ((!(a24 == 3) && 0 <= \old(a26) + 67) && a14 + 182 <= 0)) || ((0 <= \old(a26) + 67 && !(a24 == 3)) && a26 <= 124)) || (((!(a24 == 3) && 0 <= \old(a26) + 67) && 37 < a28) && 2 <= a24)) || 124 < a21) || (a24 <= 1 && a14 + 84 <= 0)) || 0 < \old(a14) + 79) || ((((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && !(a24 == 3)) && 0 <= \old(a26) + 67) && 2 <= a24)) || (((0 <= \old(a26) + 67 && a14 + 84 <= 0) && (\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150)) && a26 <= 124)) || ((\exists v_~a28~0_1780 : int :: (v_~a28~0_1780 < 89948 && (v_~a28~0_1780 + 6) % 82 + 137 <= a28) && !((v_~a28~0_1780 + 6) % 82 == 0)) && 0 <= \old(a26) + 67 && a14 + 182 <= 0)) || (((0 <= \old(a26) + 67 && a28 <= 134) && a26 <= 217) && a14 + 182 <= 0)) || 111 < \old(a28)) || (a14 + 114 <= 0 && (((\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181) && 0 <= \old(a26) + 67) && a28 <= 134) && 37 < a28)) || ((((!(a24 == 3) && a26 < 600436) && (\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181)) && 0 <= \old(a26) + 67) && a14 + 84 <= 0)) || 222 < \old(a26)) || \old(a14) + 79 < 0) || (a26 <= 217 && a24 <= 1) [2018-12-03 01:40:03,187 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bd189bd-6a80-409c-870d-42beb1501032/bin-2019/utaipan/witness.graphml [2018-12-03 01:40:03,188 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:40:03,188 INFO L168 Benchmark]: Toolchain (without parser) took 327128.81 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 941.6 MB in the beginning and 1.2 GB in the end (delta: -264.6 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 128.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.31 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: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: Boogie Preprocessor took 117.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: RCFGBuilder took 2144.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 839.5 MB in the end (delta: 196.1 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: TraceAbstraction took 323884.92 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 839.5 MB in the beginning and 1.3 GB in the end (delta: -427.3 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,189 INFO L168 Benchmark]: Witness Printer took 151.83 ms. Allocated memory is still 4.1 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:40:03,191 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 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 791.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 128.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.31 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: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2144.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 839.5 MB in the end (delta: 196.1 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 323884.92 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 839.5 MB in the beginning and 1.3 GB in the end (delta: -427.3 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 151.83 ms. Allocated memory is still 4.1 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 104]: 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: 2580]: Loop Invariant [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a28~0_1780,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-03 01:40:03,197 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((0 <= \old(a26) + 67 && 37 < a28) && a24 <= 1) && a26 <= 559736) || ((\exists v_~a28~0_1780 : int :: (v_~a28~0_1780 < 89948 && (v_~a28~0_1780 + 6) % 82 + 137 <= a28) && !((v_~a28~0_1780 + 6) % 82 == 0)) && 0 <= \old(a26) + 67 && a26 <= 124)) || ((((0 <= \old(a26) + 67 && a14 + 114 <= 0) && a26 <= 217) && 0 <= a14 + 181) && !(a24 == 2))) || 1 < \old(a24)) || \old(a28) < 111) || ((!(a24 == 3) && 0 <= \old(a26) + 67) && a14 + 182 <= 0)) || ((0 <= \old(a26) + 67 && !(a24 == 3)) && a26 <= 124)) || (((!(a24 == 3) && 0 <= \old(a26) + 67) && 37 < a28) && 2 <= a24)) || 124 < a21) || (a24 <= 1 && a14 + 84 <= 0)) || 0 < \old(a14) + 79) || ((((\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150) && !(a24 == 3)) && 0 <= \old(a26) + 67) && 2 <= a24)) || (((0 <= \old(a26) + 67 && a14 + 84 <= 0) && (\exists v_prenex_22 : int :: (v_prenex_22 < 0 && !(0 == v_prenex_22 % 33)) && v_prenex_22 % 33 <= a14 + 150)) && a26 <= 124)) || ((\exists v_~a28~0_1780 : int :: (v_~a28~0_1780 < 89948 && (v_~a28~0_1780 + 6) % 82 + 137 <= a28) && !((v_~a28~0_1780 + 6) % 82 == 0)) && 0 <= \old(a26) + 67 && a14 + 182 <= 0)) || (((0 <= \old(a26) + 67 && a28 <= 134) && a26 <= 217) && a14 + 182 <= 0)) || 111 < \old(a28)) || (a14 + 114 <= 0 && (((\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181) && 0 <= \old(a26) + 67) && a28 <= 134) && 37 < a28)) || ((((!(a24 == 3) && a26 < 600436) && (\exists v_prenex_20 : int :: (!(v_prenex_20 % 33 == 0) && v_prenex_20 < 0) && v_prenex_20 % 33 <= a14 + 181)) && 0 <= \old(a26) + 67) && a14 + 84 <= 0)) || 222 < \old(a26)) || \old(a14) + 79 < 0) || (a26 <= 217 && a24 <= 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 603 locations, 1 error locations. SAFE Result, 323.8s OverallTime, 21 OverallIterations, 9 TraceHistogramMax, 163.7s AutomataDifference, 0.0s DeadEndRemovalTime, 111.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3983 SDtfs, 48642 SDslu, 4773 SDs, 0 SdLazy, 73914 SolverSat, 13801 SolverUnsat, 26 SolverUnknown, 0 SolverNotchecked, 139.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27852 GetRequests, 27477 SyntacticMatches, 31 SemanticMatches, 344 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2759 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113714occurred in iteration=20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.4s AbstIntTime, 18 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 10.0s AutomataMinimizationTime, 21 MinimizatonAttempts, 29192 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 6838 PreInvPairs, 7912 NumberOfFragments, 2953 HoareAnnotationTreeSize, 6838 FomulaSimplifications, 2551025 FormulaSimplificationTreeSizeReduction, 20.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1305325 FormulaSimplificationTreeSizeReductionInter, 90.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 27841 NumberOfCodeBlocks, 27841 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 41486 ConstructedInterpolants, 297 QuantifiedInterpolants, 87508497 SizeOfPredicates, 32 NumberOfNonLiveVariables, 19336 ConjunctsInSsa, 113 ConjunctsInUnsatCore, 57 InterpolantComputations, 10 PerfectInterpolantSequences, 65545/70362 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...