./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label32_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label32_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/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 70570f9230a936eeca9efadc2f62d40ff3c801f1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:16:09,380 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:16:09,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:16:09,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:16:09,388 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:16:09,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:16:09,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:16:09,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:16:09,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:16:09,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:16:09,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:16:09,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:16:09,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:16:09,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:16:09,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:16:09,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:16:09,396 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:16:09,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:16:09,398 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:16:09,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:16:09,400 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:16:09,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:16:09,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:16:09,402 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:16:09,402 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:16:09,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:16:09,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:16:09,403 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:16:09,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:16:09,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:16:09,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:16:09,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:16:09,405 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:16:09,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:16:09,406 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:16:09,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:16:09,407 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 15:16:09,414 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:16:09,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:16:09,415 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:16:09,415 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 15:16:09,416 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 15:16:09,416 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 15:16:09,417 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 15:16:09,417 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 15:16:09,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:16:09,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:16:09,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:16:09,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:16:09,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:16:09,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:16:09,420 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:16:09,420 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_8afcb010-5632-4146-9d11-2236d128f84a/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 -> 70570f9230a936eeca9efadc2f62d40ff3c801f1 [2018-11-23 15:16:09,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:16:09,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:16:09,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:16:09,454 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:16:09,455 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:16:09,455 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label32_true-unreach-call.c [2018-11-23 15:16:09,492 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/data/7c9c65dba/d66eae2248704839a45a5665b6215810/FLAG20d43020f [2018-11-23 15:16:09,953 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:16:09,953 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/sv-benchmarks/c/eca-rers2012/Problem11_label32_true-unreach-call.c [2018-11-23 15:16:09,964 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/data/7c9c65dba/d66eae2248704839a45a5665b6215810/FLAG20d43020f [2018-11-23 15:16:10,473 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/data/7c9c65dba/d66eae2248704839a45a5665b6215810 [2018-11-23 15:16:10,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:16:10,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:16:10,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:16:10,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:16:10,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:16:10,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:10,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd9ff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10, skipping insertion in model container [2018-11-23 15:16:10,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:10,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:16:10,525 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:16:10,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:16:10,838 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:16:10,932 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:16:10,942 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:16:10,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10 WrapperNode [2018-11-23 15:16:10,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:16:10,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:16:10,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:16:10,943 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:16:11,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:16:11,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:16:11,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:16:11,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:16:11,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... [2018-11-23 15:16:11,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:16:11,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:16:11,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:16:11,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:16:11,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:16:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 15:16:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:16:11,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:16:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 15:16:11,152 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 15:16:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:16:11,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:16:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:16:11,152 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:16:12,319 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:16:12,319 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 15:16:12,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:12 BoogieIcfgContainer [2018-11-23 15:16:12,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:16:12,321 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:16:12,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:16:12,323 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:16:12,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:16:10" (1/3) ... [2018-11-23 15:16:12,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e02d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:16:12, skipping insertion in model container [2018-11-23 15:16:12,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:10" (2/3) ... [2018-11-23 15:16:12,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e02d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:16:12, skipping insertion in model container [2018-11-23 15:16:12,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:12" (3/3) ... [2018-11-23 15:16:12,326 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label32_true-unreach-call.c [2018-11-23 15:16:12,332 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:16:12,338 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:16:12,348 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:16:12,371 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:16:12,371 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:16:12,371 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:16:12,371 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:16:12,371 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:16:12,372 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:16:12,372 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:16:12,372 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:16:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-23 15:16:12,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:16:12,396 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:12,397 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:12,399 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:12,402 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:12,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1793890979, now seen corresponding path program 1 times [2018-11-23 15:16:12,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:12,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:12,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:12,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:12,434 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:12,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:16:12,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 15:16:12,615 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:12,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 15:16:12,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 15:16:12,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:16:12,628 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-11-23 15:16:13,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:13,715 INFO L93 Difference]: Finished difference Result 978 states and 1754 transitions. [2018-11-23 15:16:13,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:16:13,717 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2018-11-23 15:16:13,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:13,727 INFO L225 Difference]: With dead ends: 978 [2018-11-23 15:16:13,727 INFO L226 Difference]: Without dead ends: 680 [2018-11-23 15:16:13,733 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 [2018-11-23 15:16:13,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2018-11-23 15:16:13,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 680. [2018-11-23 15:16:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2018-11-23 15:16:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1002 transitions. [2018-11-23 15:16:13,794 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1002 transitions. Word has length 46 [2018-11-23 15:16:13,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:13,795 INFO L480 AbstractCegarLoop]: Abstraction has 680 states and 1002 transitions. [2018-11-23 15:16:13,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 15:16:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1002 transitions. [2018-11-23 15:16:13,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 15:16:13,799 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:13,799 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:13,799 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:13,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:13,800 INFO L82 PathProgramCache]: Analyzing trace with hash -789201195, now seen corresponding path program 1 times [2018-11-23 15:16:13,800 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:13,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:13,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:13,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:13,801 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:13,939 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:13,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:16:13,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 15:16:13,939 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:13,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 15:16:13,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 15:16:13,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:16:13,941 INFO L87 Difference]: Start difference. First operand 680 states and 1002 transitions. Second operand 4 states. [2018-11-23 15:16:15,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:15,054 INFO L93 Difference]: Finished difference Result 2503 states and 3850 transitions. [2018-11-23 15:16:15,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:16:15,054 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2018-11-23 15:16:15,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:15,065 INFO L225 Difference]: With dead ends: 2503 [2018-11-23 15:16:15,066 INFO L226 Difference]: Without dead ends: 1829 [2018-11-23 15:16:15,070 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:16:15,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2018-11-23 15:16:15,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1811. [2018-11-23 15:16:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2018-11-23 15:16:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2592 transitions. [2018-11-23 15:16:15,123 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2592 transitions. Word has length 119 [2018-11-23 15:16:15,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:15,123 INFO L480 AbstractCegarLoop]: Abstraction has 1811 states and 2592 transitions. [2018-11-23 15:16:15,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 15:16:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2592 transitions. [2018-11-23 15:16:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 15:16:15,128 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:15,128 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:15,129 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:15,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:15,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1135320518, now seen corresponding path program 1 times [2018-11-23 15:16:15,129 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:15,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:15,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:15,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:15,131 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:15,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:16:15,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 15:16:15,224 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:15,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 15:16:15,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 15:16:15,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:16:15,225 INFO L87 Difference]: Start difference. First operand 1811 states and 2592 transitions. Second operand 5 states. [2018-11-23 15:16:16,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:16,827 INFO L93 Difference]: Finished difference Result 6410 states and 9579 transitions. [2018-11-23 15:16:16,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 15:16:16,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-11-23 15:16:16,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:16,840 INFO L225 Difference]: With dead ends: 6410 [2018-11-23 15:16:16,840 INFO L226 Difference]: Without dead ends: 4605 [2018-11-23 15:16:16,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:16:16,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4605 states. [2018-11-23 15:16:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4605 to 4388. [2018-11-23 15:16:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4388 states. [2018-11-23 15:16:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 4388 states and 5845 transitions. [2018-11-23 15:16:16,922 INFO L78 Accepts]: Start accepts. Automaton has 4388 states and 5845 transitions. Word has length 132 [2018-11-23 15:16:16,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:16,923 INFO L480 AbstractCegarLoop]: Abstraction has 4388 states and 5845 transitions. [2018-11-23 15:16:16,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 15:16:16,923 INFO L276 IsEmpty]: Start isEmpty. Operand 4388 states and 5845 transitions. [2018-11-23 15:16:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 15:16:16,927 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:16,927 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:16,927 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:16,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:16,927 INFO L82 PathProgramCache]: Analyzing trace with hash -26232308, now seen corresponding path program 1 times [2018-11-23 15:16:16,927 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:16,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:16,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:16,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:16,928 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:17,065 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:17,065 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:16:17,066 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 178 with the following transitions: [2018-11-23 15:16:17,068 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 15:16:17,101 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:16:17,101 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:16:17,656 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:16:17,657 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5621 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5621 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-23 15:16:17,672 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:17,673 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:16:17,673 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:17,673 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:16:17,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:17,691 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:16:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:17,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:16:17,828 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:17,828 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:16:17,949 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:17,974 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:16:17,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 15:16:17,975 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:17,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:16:17,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:16:17,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:16:17,976 INFO L87 Difference]: Start difference. First operand 4388 states and 5845 transitions. Second operand 3 states. [2018-11-23 15:16:19,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:19,052 INFO L93 Difference]: Finished difference Result 9946 states and 13693 transitions. [2018-11-23 15:16:19,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:16:19,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2018-11-23 15:16:19,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:19,074 INFO L225 Difference]: With dead ends: 9946 [2018-11-23 15:16:19,074 INFO L226 Difference]: Without dead ends: 5564 [2018-11-23 15:16:19,092 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 354 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:16:19,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5564 states. [2018-11-23 15:16:19,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5564 to 5555. [2018-11-23 15:16:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5555 states. [2018-11-23 15:16:19,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5555 states to 5555 states and 7417 transitions. [2018-11-23 15:16:19,200 INFO L78 Accepts]: Start accepts. Automaton has 5555 states and 7417 transitions. Word has length 177 [2018-11-23 15:16:19,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:19,201 INFO L480 AbstractCegarLoop]: Abstraction has 5555 states and 7417 transitions. [2018-11-23 15:16:19,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:16:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 5555 states and 7417 transitions. [2018-11-23 15:16:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 15:16:19,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:19,208 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:19,208 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:19,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:19,208 INFO L82 PathProgramCache]: Analyzing trace with hash -698829818, now seen corresponding path program 1 times [2018-11-23 15:16:19,208 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:19,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:19,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:19,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:19,209 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 150 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:19,376 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:19,376 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:16:19,377 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-11-23 15:16:19,377 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 15:16:19,380 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:16:19,380 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:16:19,486 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 15:16:19,486 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 970 root evaluator evaluations with a maximum evaluation depth of 3. Performed 970 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 28 variables. [2018-11-23 15:16:19,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:19,505 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 15:16:19,763 INFO L227 lantSequenceWeakener]: Weakened 194 states. On average, predicates are now at 73.5% of their original sizes. [2018-11-23 15:16:19,763 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 15:16:19,794 INFO L415 sIntCurrentIteration]: We unified 202 AI predicates to 202 [2018-11-23 15:16:19,794 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 15:16:19,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:16:19,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 15:16:19,795 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:19,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:16:19,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:16:19,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:16:19,796 INFO L87 Difference]: Start difference. First operand 5555 states and 7417 transitions. Second operand 6 states. [2018-11-23 15:16:31,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:31,557 INFO L93 Difference]: Finished difference Result 11294 states and 15051 transitions. [2018-11-23 15:16:31,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 15:16:31,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 203 [2018-11-23 15:16:31,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:31,574 INFO L225 Difference]: With dead ends: 11294 [2018-11-23 15:16:31,574 INFO L226 Difference]: Without dead ends: 5745 [2018-11-23 15:16:31,585 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 203 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:16:31,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5745 states. [2018-11-23 15:16:31,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5745 to 5744. [2018-11-23 15:16:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5744 states. [2018-11-23 15:16:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5744 states to 5744 states and 7617 transitions. [2018-11-23 15:16:31,687 INFO L78 Accepts]: Start accepts. Automaton has 5744 states and 7617 transitions. Word has length 203 [2018-11-23 15:16:31,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:31,687 INFO L480 AbstractCegarLoop]: Abstraction has 5744 states and 7617 transitions. [2018-11-23 15:16:31,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:16:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 5744 states and 7617 transitions. [2018-11-23 15:16:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-23 15:16:31,699 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:31,699 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 15:16:31,699 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:31,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:31,699 INFO L82 PathProgramCache]: Analyzing trace with hash -94359251, now seen corresponding path program 1 times [2018-11-23 15:16:31,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:31,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:31,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:31,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:31,700 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 275 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 15:16:31,883 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:31,883 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:16:31,883 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2018-11-23 15:16:31,883 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 15:16:31,887 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:16:31,887 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:16:32,353 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:16:32,354 INFO L272 AbstractInterpreter]: Visited 126 different actions 373 times. Merged at 6 different actions 17 times. Never widened. Performed 4966 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4966 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 15:16:32,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:32,356 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:16:32,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:32,357 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:16:32,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:32,362 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:16:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:32,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:16:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 15:16:32,478 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:16:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 15:16:32,536 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:16:32,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-23 15:16:32,536 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:32,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:16:32,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:16:32,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:16:32,537 INFO L87 Difference]: Start difference. First operand 5744 states and 7617 transitions. Second operand 3 states. [2018-11-23 15:16:33,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:33,183 INFO L93 Difference]: Finished difference Result 13863 states and 19164 transitions. [2018-11-23 15:16:33,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:16:33,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 319 [2018-11-23 15:16:33,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:33,209 INFO L225 Difference]: With dead ends: 13863 [2018-11-23 15:16:33,210 INFO L226 Difference]: Without dead ends: 8314 [2018-11-23 15:16:33,228 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 643 GetRequests, 637 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:16:33,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8314 states. [2018-11-23 15:16:33,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8314 to 8296. [2018-11-23 15:16:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8296 states. [2018-11-23 15:16:33,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8296 states to 8296 states and 10892 transitions. [2018-11-23 15:16:33,367 INFO L78 Accepts]: Start accepts. Automaton has 8296 states and 10892 transitions. Word has length 319 [2018-11-23 15:16:33,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:33,367 INFO L480 AbstractCegarLoop]: Abstraction has 8296 states and 10892 transitions. [2018-11-23 15:16:33,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:16:33,368 INFO L276 IsEmpty]: Start isEmpty. Operand 8296 states and 10892 transitions. [2018-11-23 15:16:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 15:16:33,381 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:33,381 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:33,381 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:33,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:33,382 INFO L82 PathProgramCache]: Analyzing trace with hash -747623019, now seen corresponding path program 1 times [2018-11-23 15:16:33,382 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:33,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:33,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:33,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:33,383 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 205 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:33,614 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:33,614 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:16:33,614 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 325 with the following transitions: [2018-11-23 15:16:33,614 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [857], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 15:16:33,618 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:16:33,618 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:16:33,797 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:16:33,797 INFO L272 AbstractInterpreter]: Visited 156 different actions 454 times. Merged at 4 different actions 7 times. Never widened. Performed 6434 root evaluator evaluations with a maximum evaluation depth of 9. Performed 6434 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-23 15:16:33,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:33,800 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:16:33,800 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:33,801 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:16:33,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:33,806 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:16:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:33,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:16:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 15:16:33,901 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:16:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 15:16:33,952 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:16:33,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-11-23 15:16:33,952 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:16:33,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:16:33,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:16:33,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:16:33,953 INFO L87 Difference]: Start difference. First operand 8296 states and 10892 transitions. Second operand 3 states. [2018-11-23 15:16:34,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:34,547 INFO L93 Difference]: Finished difference Result 18782 states and 25506 transitions. [2018-11-23 15:16:34,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:16:34,548 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 324 [2018-11-23 15:16:34,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:34,577 INFO L225 Difference]: With dead ends: 18782 [2018-11-23 15:16:34,577 INFO L226 Difference]: Without dead ends: 10681 [2018-11-23 15:16:34,598 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 653 GetRequests, 647 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:16:34,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10681 states. [2018-11-23 15:16:34,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10681 to 10662. [2018-11-23 15:16:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10662 states. [2018-11-23 15:16:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10662 states to 10662 states and 13957 transitions. [2018-11-23 15:16:34,750 INFO L78 Accepts]: Start accepts. Automaton has 10662 states and 13957 transitions. Word has length 324 [2018-11-23 15:16:34,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:34,751 INFO L480 AbstractCegarLoop]: Abstraction has 10662 states and 13957 transitions. [2018-11-23 15:16:34,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:16:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 10662 states and 13957 transitions. [2018-11-23 15:16:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 15:16:34,774 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:16:34,774 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:16:34,774 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:16:34,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:34,775 INFO L82 PathProgramCache]: Analyzing trace with hash 2113867151, now seen corresponding path program 1 times [2018-11-23 15:16:34,775 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:16:34,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:34,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:34,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:16:34,775 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:16:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 308 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 15:16:34,999 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:34,999 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:16:34,999 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 360 with the following transitions: [2018-11-23 15:16:34,999 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [277], [279], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 15:16:35,002 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:16:35,002 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:16:35,356 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:16:35,357 INFO L272 AbstractInterpreter]: Visited 133 different actions 394 times. Merged at 6 different actions 17 times. Never widened. Performed 5342 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5342 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 15:16:35,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:35,358 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:16:35,358 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:16:35,358 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:16:35,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:16:35,366 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:16:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:35,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:16:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 308 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 15:16:35,512 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:16:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 308 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 15:16:35,628 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:16:35,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-23 15:16:35,628 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:16:35,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:16:35,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:16:35,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:16:35,630 INFO L87 Difference]: Start difference. First operand 10662 states and 13957 transitions. Second operand 7 states. [2018-11-23 15:16:36,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:16:36,375 INFO L93 Difference]: Finished difference Result 20598 states and 27509 transitions. [2018-11-23 15:16:36,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:16:36,376 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 359 [2018-11-23 15:16:36,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:16:36,377 INFO L225 Difference]: With dead ends: 20598 [2018-11-23 15:16:36,377 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:16:36,406 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 727 GetRequests, 718 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:16:36,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:16:36,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:16:36,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:16:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:16:36,407 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 359 [2018-11-23 15:16:36,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:16:36,407 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:16:36,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:16:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:16:36,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:16:36,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:16:36,933 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 82 [2018-11-23 15:16:36,992 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-23 15:16:36,993 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,994 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,995 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,996 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,997 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,998 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= ~a29~0 |old(~a29~0)|)) (.cse2 (= ~a4~0 |old(~a4~0)|))) (let ((.cse7 (< 130 |old(~a29~0)|)) (.cse8 (and .cse1 .cse2)) (.cse11 (= 9 ~a25~0)) (.cse10 (not (= 9 |old(~a25~0)|))) (.cse0 (not (= 12 ~a25~0))) (.cse13 (<= 13 ~a25~0)) (.cse12 (< |old(~a25~0)| 13)) (.cse9 (< 0 |old(~a4~0)|)) (.cse6 (<= (+ ~a23~0 43) 0)) (.cse5 (< 0 (+ |old(~a23~0)| 43))) (.cse3 (= 12 |old(~a25~0)|)) (.cse4 (not (= 1 |old(~a4~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse4 .cse6 .cse7) (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (and (= ~a23~0 312) (= ~a25~0 10)) (not (= 312 |old(~a23~0)|)) .cse4 (= |calculate_output_#in~input| 0) (not (= 130 |old(~a29~0)|))) (or .cse4 .cse7 .cse8) (or .cse8 .cse9) (or .cse10 .cse11 .cse9) (or (<= |old(~a23~0)| 138) (and .cse1 .cse2 (< 138 ~a23~0)) .cse4) (or .cse11 .cse10 .cse4) (or .cse5 .cse6 .cse9) (or .cse0 .cse3 .cse9) (or .cse12 .cse4 .cse13) (or .cse13 .cse12 .cse9) (or (< |old(~a23~0)| 312) .cse4 (<= 312 ~a23~0)) (or .cse6 .cse5 .cse3 .cse4)))) [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-23 15:16:36,999 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,000 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,001 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,002 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,003 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,004 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-23 15:16:37,005 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,006 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,007 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,008 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-23 15:16:37,009 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,010 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-23 15:16:37,011 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a23~0 312) (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a4~0 |old(~a4~0)|))) [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and .cse0 (< 138 ~a23~0)))) [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-23 15:16:37,011 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and .cse0 (< 138 ~a23~0)))) [2018-11-23 15:16:37,011 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 15:16:37,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:16:37 BoogieIcfgContainer [2018-11-23 15:16:37,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:16:37,018 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:16:37,018 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:16:37,018 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:16:37,018 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:12" (3/4) ... [2018-11-23 15:16:37,020 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:16:37,023 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:16:37,023 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 15:16:37,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:16:37,034 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 15:16:37,035 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 15:16:37,055 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((a29 <= 130 && 1 == a4) || !(10 == \old(a25))) || a4 <= 0) || (!(12 == a25) && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29))) || (1 == a4 && 138 < a23) [2018-11-23 15:16:37,148 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8afcb010-5632-4146-9d11-2236d128f84a/bin-2019/utaipan/witness.graphml [2018-11-23 15:16:37,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:16:37,149 INFO L168 Benchmark]: Toolchain (without parser) took 26673.53 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 951.2 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,150 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:16:37,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 894.8 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 894.8 MB in the beginning and 1.1 GB in the end (delta: -244.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,150 INFO L168 Benchmark]: Boogie Preprocessor took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,151 INFO L168 Benchmark]: RCFGBuilder took 1220.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 957.7 MB in the end (delta: 173.2 MB). Peak memory consumption was 173.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,151 INFO L168 Benchmark]: TraceAbstraction took 24696.75 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 957.7 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,151 INFO L168 Benchmark]: Witness Printer took 130.54 ms. Allocated memory is still 3.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 11.5 GB. [2018-11-23 15:16:37,153 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 465.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 894.8 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 894.8 MB in the beginning and 1.1 GB in the end (delta: -244.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1220.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 957.7 MB in the end (delta: 173.2 MB). Peak memory consumption was 173.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24696.75 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 957.7 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 130.54 ms. Allocated memory is still 3.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 126]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((((a29 <= 130 && 1 == a4) || !(10 == \old(a25))) || a4 <= 0) || (!(12 == a25) && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29))) || (1 == a4 && 138 < a23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 24.6s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 18.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2443 SDtfs, 3516 SDslu, 1068 SDs, 0 SdLazy, 7425 SolverSat, 1740 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 2609 GetRequests, 2564 SyntacticMatches, 4 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10662occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 5 AbstIntIterations, 1 AbstIntStrong, 0.9976535922823052 AbsIntWeakeningRatio, 0.13861386138613863 AbsIntAvgWeakeningVarsNumRemoved, 18.207920792079207 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 282 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 227 PreInvPairs, 361 NumberOfFragments, 394 HoareAnnotationTreeSize, 227 FomulaSimplifications, 2048 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1299 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2858 NumberOfCodeBlocks, 2858 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4021 ConstructedInterpolants, 0 QuantifiedInterpolants, 2724326 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2048 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 3138/3155 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...