./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f6c889e7a16ef76fe9fccec0743002e303bbe32 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:42:23,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:42:23,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:42:23,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:42:23,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:42:23,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:42:23,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:42:23,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:42:23,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:42:23,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:42:23,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:42:23,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:42:23,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:42:23,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:42:23,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:42:23,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:42:23,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:42:23,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:42:23,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:42:23,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:42:23,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:42:23,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:42:23,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:42:23,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:42:23,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:42:23,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:42:23,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:42:23,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:42:23,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:42:23,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:42:23,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:42:23,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:42:23,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:42:23,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:42:23,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:42:23,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:42:23,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:42:23,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:42:23,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:42:23,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:42:23,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:42:23,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 10:42:23,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:42:23,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:42:23,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:42:23,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:42:23,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:42:23,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:42:23,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:42:23,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:42:23,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:42:23,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:42:23,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:42:23,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:42:23,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:42:23,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:42:23,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:42:23,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:42:23,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:42:23,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:42:23,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:42:23,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:42:23,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:42:23,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:42:23,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:42:23,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f6c889e7a16ef76fe9fccec0743002e303bbe32 [2019-11-20 10:42:23,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:42:23,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:42:23,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:42:23,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:42:23,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:42:23,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2019-11-20 10:42:23,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/data/3dd80490c/464b888500774770899fc949b791506c/FLAGf0097e011 [2019-11-20 10:42:24,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:42:24,371 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2019-11-20 10:42:24,394 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/data/3dd80490c/464b888500774770899fc949b791506c/FLAGf0097e011 [2019-11-20 10:42:24,698 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/data/3dd80490c/464b888500774770899fc949b791506c [2019-11-20 10:42:24,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:42:24,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:42:24,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:42:24,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:42:24,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:42:24,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:24" (1/1) ... [2019-11-20 10:42:24,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@433f4f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:24, skipping insertion in model container [2019-11-20 10:42:24,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:24" (1/1) ... [2019-11-20 10:42:24,719 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:42:24,786 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:42:25,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:42:25,185 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:42:25,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:42:25,373 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:42:25,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25 WrapperNode [2019-11-20 10:42:25,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:42:25,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:42:25,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:42:25,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:42:25,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:42:25,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:42:25,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:42:25,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:42:25,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... [2019-11-20 10:42:25,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:42:25,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:42:25,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:42:25,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:42:25,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:42:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:42:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 10:42:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:42:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:42:26,995 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:42:26,995 INFO L285 CfgBuilder]: Removed 290 assume(true) statements. [2019-11-20 10:42:26,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:42:26 BoogieIcfgContainer [2019-11-20 10:42:26,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:42:26,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 10:42:26,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 10:42:27,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 10:42:27,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:42:24" (1/3) ... [2019-11-20 10:42:27,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612a8317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:42:27, skipping insertion in model container [2019-11-20 10:42:27,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:25" (2/3) ... [2019-11-20 10:42:27,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612a8317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:42:27, skipping insertion in model container [2019-11-20 10:42:27,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:42:26" (3/3) ... [2019-11-20 10:42:27,014 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2019-11-20 10:42:27,027 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 10:42:27,041 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 10:42:27,053 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 10:42:27,089 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 10:42:27,089 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 10:42:27,089 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 10:42:27,089 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:42:27,089 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:42:27,090 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 10:42:27,090 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:42:27,090 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 10:42:27,111 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-11-20 10:42:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 10:42:27,124 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:27,125 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:42:27,126 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:27,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:27,133 INFO L82 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2019-11-20 10:42:27,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:27,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469446391] [2019-11-20 10:42:27,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:27,489 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469446391] [2019-11-20 10:42:27,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:27,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:42:27,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002800717] [2019-11-20 10:42:27,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 10:42:27,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:27,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 10:42:27,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 10:42:27,515 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2019-11-20 10:42:27,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:27,575 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2019-11-20 10:42:27,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 10:42:27,580 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-20 10:42:27,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:27,599 INFO L225 Difference]: With dead ends: 389 [2019-11-20 10:42:27,600 INFO L226 Difference]: Without dead ends: 194 [2019-11-20 10:42:27,606 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 10:42:27,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-11-20 10:42:27,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2019-11-20 10:42:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-11-20 10:42:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2019-11-20 10:42:27,670 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2019-11-20 10:42:27,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:27,670 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2019-11-20 10:42:27,670 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 10:42:27,670 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2019-11-20 10:42:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 10:42:27,672 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:27,672 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:42:27,673 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:27,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:27,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2019-11-20 10:42:27,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:27,674 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393205928] [2019-11-20 10:42:27,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:27,810 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393205928] [2019-11-20 10:42:27,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:27,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 10:42:27,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774661548] [2019-11-20 10:42:27,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 10:42:27,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:27,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:42:27,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:27,813 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 3 states. [2019-11-20 10:42:27,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:27,836 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2019-11-20 10:42:27,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:42:27,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-20 10:42:27,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:27,845 INFO L225 Difference]: With dead ends: 194 [2019-11-20 10:42:27,845 INFO L226 Difference]: Without dead ends: 75 [2019-11-20 10:42:27,846 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:27,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-11-20 10:42:27,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-11-20 10:42:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-20 10:42:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2019-11-20 10:42:27,856 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2019-11-20 10:42:27,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:27,857 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2019-11-20 10:42:27,857 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 10:42:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2019-11-20 10:42:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 10:42:27,858 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:27,858 INFO L410 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] [2019-11-20 10:42:27,858 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:27,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:27,859 INFO L82 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2019-11-20 10:42:27,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:27,859 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299078604] [2019-11-20 10:42:27,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:27,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:27,962 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299078604] [2019-11-20 10:42:27,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:27,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:42:27,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883823399] [2019-11-20 10:42:27,964 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 10:42:27,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:27,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:42:27,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:27,965 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2019-11-20 10:42:27,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:27,980 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2019-11-20 10:42:27,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:42:27,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-20 10:42:27,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:27,982 INFO L225 Difference]: With dead ends: 143 [2019-11-20 10:42:27,982 INFO L226 Difference]: Without dead ends: 75 [2019-11-20 10:42:27,983 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:27,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-11-20 10:42:27,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-11-20 10:42:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-20 10:42:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2019-11-20 10:42:27,998 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2019-11-20 10:42:27,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:27,999 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2019-11-20 10:42:28,008 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 10:42:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2019-11-20 10:42:28,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 10:42:28,010 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:28,010 INFO L410 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] [2019-11-20 10:42:28,011 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:28,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:28,013 INFO L82 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2019-11-20 10:42:28,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:28,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151116647] [2019-11-20 10:42:28,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:28,160 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151116647] [2019-11-20 10:42:28,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:28,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:42:28,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582588981] [2019-11-20 10:42:28,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 10:42:28,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:28,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:42:28,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:28,163 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2019-11-20 10:42:28,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:28,245 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2019-11-20 10:42:28,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:42:28,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-11-20 10:42:28,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:28,248 INFO L225 Difference]: With dead ends: 155 [2019-11-20 10:42:28,248 INFO L226 Difference]: Without dead ends: 87 [2019-11-20 10:42:28,249 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:28,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-11-20 10:42:28,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2019-11-20 10:42:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-20 10:42:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2019-11-20 10:42:28,268 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2019-11-20 10:42:28,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:28,268 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2019-11-20 10:42:28,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 10:42:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2019-11-20 10:42:28,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 10:42:28,270 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:28,270 INFO L410 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] [2019-11-20 10:42:28,271 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:28,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:28,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2019-11-20 10:42:28,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:28,274 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600624524] [2019-11-20 10:42:28,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:28,408 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600624524] [2019-11-20 10:42:28,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:28,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 10:42:28,409 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016485857] [2019-11-20 10:42:28,410 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 10:42:28,410 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:28,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 10:42:28,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 10:42:28,411 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2019-11-20 10:42:28,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:28,570 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2019-11-20 10:42:28,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 10:42:28,571 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-20 10:42:28,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:28,573 INFO L225 Difference]: With dead ends: 223 [2019-11-20 10:42:28,573 INFO L226 Difference]: Without dead ends: 145 [2019-11-20 10:42:28,574 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 10:42:28,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-11-20 10:42:28,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2019-11-20 10:42:28,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-20 10:42:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2019-11-20 10:42:28,595 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2019-11-20 10:42:28,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:28,595 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2019-11-20 10:42:28,595 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 10:42:28,596 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2019-11-20 10:42:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 10:42:28,598 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:28,598 INFO L410 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] [2019-11-20 10:42:28,598 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:28,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:28,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2019-11-20 10:42:28,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:28,600 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661540565] [2019-11-20 10:42:28,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:28,749 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661540565] [2019-11-20 10:42:28,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:28,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 10:42:28,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264610200] [2019-11-20 10:42:28,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 10:42:28,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:28,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 10:42:28,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 10:42:28,752 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2019-11-20 10:42:28,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:28,957 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2019-11-20 10:42:28,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 10:42:28,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-20 10:42:28,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:28,960 INFO L225 Difference]: With dead ends: 313 [2019-11-20 10:42:28,960 INFO L226 Difference]: Without dead ends: 226 [2019-11-20 10:42:28,961 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 10:42:28,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2019-11-20 10:42:28,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2019-11-20 10:42:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-20 10:42:28,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2019-11-20 10:42:28,985 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2019-11-20 10:42:28,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:28,988 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2019-11-20 10:42:28,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 10:42:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2019-11-20 10:42:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 10:42:28,995 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:28,995 INFO L410 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] [2019-11-20 10:42:28,995 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2019-11-20 10:42:28,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:28,997 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973103301] [2019-11-20 10:42:28,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:29,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:29,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973103301] [2019-11-20 10:42:29,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:29,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 10:42:29,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510028592] [2019-11-20 10:42:29,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 10:42:29,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:29,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 10:42:29,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 10:42:29,080 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 4 states. [2019-11-20 10:42:29,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:29,156 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2019-11-20 10:42:29,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 10:42:29,157 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-11-20 10:42:29,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:29,159 INFO L225 Difference]: With dead ends: 217 [2019-11-20 10:42:29,159 INFO L226 Difference]: Without dead ends: 131 [2019-11-20 10:42:29,160 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 10:42:29,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-20 10:42:29,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2019-11-20 10:42:29,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-11-20 10:42:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2019-11-20 10:42:29,176 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2019-11-20 10:42:29,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:29,176 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2019-11-20 10:42:29,176 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 10:42:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2019-11-20 10:42:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 10:42:29,179 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:29,180 INFO L410 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] [2019-11-20 10:42:29,180 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:29,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:29,181 INFO L82 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2019-11-20 10:42:29,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:29,182 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455735552] [2019-11-20 10:42:29,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:29,240 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455735552] [2019-11-20 10:42:29,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:29,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 10:42:29,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679147122] [2019-11-20 10:42:29,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 10:42:29,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:29,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:42:29,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:29,243 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 3 states. [2019-11-20 10:42:29,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:29,288 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2019-11-20 10:42:29,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:42:29,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-20 10:42:29,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:29,291 INFO L225 Difference]: With dead ends: 220 [2019-11-20 10:42:29,291 INFO L226 Difference]: Without dead ends: 128 [2019-11-20 10:42:29,292 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:42:29,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2019-11-20 10:42:29,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2019-11-20 10:42:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-11-20 10:42:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2019-11-20 10:42:29,318 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2019-11-20 10:42:29,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:29,319 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2019-11-20 10:42:29,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 10:42:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2019-11-20 10:42:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 10:42:29,326 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:29,326 INFO L410 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] [2019-11-20 10:42:29,327 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:29,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:29,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2019-11-20 10:42:29,327 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:29,328 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091361601] [2019-11-20 10:42:29,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:29,461 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091361601] [2019-11-20 10:42:29,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:42:29,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 10:42:29,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979466298] [2019-11-20 10:42:29,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 10:42:29,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:29,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 10:42:29,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 10:42:29,463 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand 6 states. [2019-11-20 10:42:29,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:29,799 INFO L93 Difference]: Finished difference Result 495 states and 653 transitions. [2019-11-20 10:42:29,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 10:42:29,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-11-20 10:42:29,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:29,803 INFO L225 Difference]: With dead ends: 495 [2019-11-20 10:42:29,803 INFO L226 Difference]: Without dead ends: 403 [2019-11-20 10:42:29,805 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-20 10:42:29,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2019-11-20 10:42:29,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 177. [2019-11-20 10:42:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-11-20 10:42:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 226 transitions. [2019-11-20 10:42:29,863 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 226 transitions. Word has length 36 [2019-11-20 10:42:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:29,864 INFO L462 AbstractCegarLoop]: Abstraction has 177 states and 226 transitions. [2019-11-20 10:42:29,864 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 10:42:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 226 transitions. [2019-11-20 10:42:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 10:42:29,865 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:42:29,866 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-20 10:42:29,866 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:42:29,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:42:29,867 INFO L82 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2019-11-20 10:42:29,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:42:29,867 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185195718] [2019-11-20 10:42:29,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:42:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:42:29,974 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185195718] [2019-11-20 10:42:29,976 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313901329] [2019-11-20 10:42:29,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 10:42:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:42:30,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 10:42:30,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:42:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:42:30,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 10:42:30,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-11-20 10:42:30,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812384637] [2019-11-20 10:42:30,280 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-20 10:42:30,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:42:30,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 10:42:30,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-11-20 10:42:30,281 INFO L87 Difference]: Start difference. First operand 177 states and 226 transitions. Second operand 9 states. [2019-11-20 10:42:30,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:42:30,997 INFO L93 Difference]: Finished difference Result 573 states and 773 transitions. [2019-11-20 10:42:30,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-20 10:42:30,998 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-11-20 10:42:30,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:42:30,999 INFO L225 Difference]: With dead ends: 573 [2019-11-20 10:42:31,001 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 10:42:31,003 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2019-11-20 10:42:31,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 10:42:31,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 10:42:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 10:42:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 10:42:31,004 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-11-20 10:42:31,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:42:31,005 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 10:42:31,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-20 10:42:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 10:42:31,005 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:42:31,211 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 10:42:31,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 10:42:31,365 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2019-11-20 10:42:32,449 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-11-20 10:42:32,838 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 23 [2019-11-20 10:42:33,184 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 21 [2019-11-20 10:42:33,565 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 22 [2019-11-20 10:42:33,773 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 17 [2019-11-20 10:42:34,002 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 28 [2019-11-20 10:42:34,212 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 20 [2019-11-20 10:42:34,326 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 19 [2019-11-20 10:42:34,534 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2019-11-20 10:42:34,843 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 25 [2019-11-20 10:42:35,193 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-11-20 10:42:35,209 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,209 INFO L444 ceAbstractionStarter]: For program point L696(lines 695 740) no Hoare annotation was computed. [2019-11-20 10:42:35,210 INFO L444 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2019-11-20 10:42:35,210 INFO L440 ceAbstractionStarter]: At program point L565(lines 560 568) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and (and .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4) .cse3) (and (and .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) .cse0 .cse1))) [2019-11-20 10:42:35,210 INFO L440 ceAbstractionStarter]: At program point L565-1(lines 560 568) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 (= ~pumpRunning~0 0) .cse2) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-11-20 10:42:35,210 INFO L440 ceAbstractionStarter]: At program point L565-2(lines 560 568) the Hoare annotation is: false [2019-11-20 10:42:35,210 INFO L440 ceAbstractionStarter]: At program point L565-3(lines 560 568) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L565-4(lines 560 568) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L565-5(lines 560 568) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995-1(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995-2(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995-3(lines 986 999) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995-4(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,211 INFO L440 ceAbstractionStarter]: At program point L995-5(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-6(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-7(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-8(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-9(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L444 ceAbstractionStarter]: For program point L731-2(lines 725 736) no Hoare annotation was computed. [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-10(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L440 ceAbstractionStarter]: At program point L995-11(lines 986 999) the Hoare annotation is: false [2019-11-20 10:42:35,212 INFO L444 ceAbstractionStarter]: For program point L633(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,212 INFO L444 ceAbstractionStarter]: For program point L633-2(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,213 INFO L444 ceAbstractionStarter]: For program point L633-3(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,213 INFO L444 ceAbstractionStarter]: For program point L633-5(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,213 INFO L440 ceAbstractionStarter]: At program point L435(lines 435 441) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= ~pumpRunning~0 0) .cse2)) (and (<= 1 ~switchedOnBeforeTS~0) .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse1 .cse0 .cse2)) (and .cse1 .cse3 (<= 2 ~waterLevel~0) .cse0 .cse2))) [2019-11-20 10:42:35,213 INFO L444 ceAbstractionStarter]: For program point L633-6(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,213 INFO L440 ceAbstractionStarter]: At program point L435-1(lines 435 441) the Hoare annotation is: false [2019-11-20 10:42:35,213 INFO L444 ceAbstractionStarter]: For program point L633-8(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,213 INFO L440 ceAbstractionStarter]: At program point L435-2(lines 435 441) the Hoare annotation is: false [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-9(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-11(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-12(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-14(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-15(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L444 ceAbstractionStarter]: For program point L633-17(lines 633 637) no Hoare annotation was computed. [2019-11-20 10:42:35,214 INFO L440 ceAbstractionStarter]: At program point L768(lines 428 434) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2)) (and (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2) .cse1))) [2019-11-20 10:42:35,214 INFO L440 ceAbstractionStarter]: At program point L768-1(lines 428 434) the Hoare annotation is: false [2019-11-20 10:42:35,215 INFO L440 ceAbstractionStarter]: At program point L768-2(lines 428 434) the Hoare annotation is: false [2019-11-20 10:42:35,215 INFO L440 ceAbstractionStarter]: At program point L669(lines 1 1008) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 10:42:35,215 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,215 INFO L444 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,215 INFO L444 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,215 INFO L444 ceAbstractionStarter]: For program point L902-2(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,215 INFO L444 ceAbstractionStarter]: For program point L705(lines 705 711) no Hoare annotation was computed. [2019-11-20 10:42:35,226 INFO L440 ceAbstractionStarter]: At program point L705-1(lines 705 711) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-20 10:42:35,226 INFO L440 ceAbstractionStarter]: At program point L639(lines 624 642) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 10:42:35,226 INFO L440 ceAbstractionStarter]: At program point L639-1(lines 624 642) the Hoare annotation is: false [2019-11-20 10:42:35,226 INFO L440 ceAbstractionStarter]: At program point L639-2(lines 624 642) the Hoare annotation is: false [2019-11-20 10:42:35,227 INFO L440 ceAbstractionStarter]: At program point L639-3(lines 624 642) the Hoare annotation is: false [2019-11-20 10:42:35,227 INFO L440 ceAbstractionStarter]: At program point L639-4(lines 624 642) the Hoare annotation is: false [2019-11-20 10:42:35,227 INFO L440 ceAbstractionStarter]: At program point L639-5(lines 624 642) the Hoare annotation is: false [2019-11-20 10:42:35,227 INFO L444 ceAbstractionStarter]: For program point L937(lines 937 941) no Hoare annotation was computed. [2019-11-20 10:42:35,227 INFO L440 ceAbstractionStarter]: At program point L1005(lines 1000 1008) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 10:42:35,228 INFO L440 ceAbstractionStarter]: At program point L1005-1(lines 1000 1008) the Hoare annotation is: false [2019-11-20 10:42:35,228 INFO L440 ceAbstractionStarter]: At program point L1005-2(lines 1000 1008) the Hoare annotation is: false [2019-11-20 10:42:35,228 INFO L440 ceAbstractionStarter]: At program point L1005-3(lines 1000 1008) the Hoare annotation is: false [2019-11-20 10:42:35,228 INFO L440 ceAbstractionStarter]: At program point L1005-4(lines 1000 1008) the Hoare annotation is: false [2019-11-20 10:42:35,228 INFO L440 ceAbstractionStarter]: At program point L1005-5(lines 1000 1008) the Hoare annotation is: false [2019-11-20 10:42:35,229 INFO L440 ceAbstractionStarter]: At program point L741(lines 694 742) the Hoare annotation is: false [2019-11-20 10:42:35,229 INFO L440 ceAbstractionStarter]: At program point L677(lines 672 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 10:42:35,229 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 529) no Hoare annotation was computed. [2019-11-20 10:42:35,229 INFO L444 ceAbstractionStarter]: For program point L512-1(lines 512 529) no Hoare annotation was computed. [2019-11-20 10:42:35,229 INFO L444 ceAbstractionStarter]: For program point L512-2(lines 512 529) no Hoare annotation was computed. [2019-11-20 10:42:35,229 INFO L444 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-11-20 10:42:35,230 INFO L440 ceAbstractionStarter]: At program point L779-1(lines 1 1008) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2019-11-20 10:42:35,230 INFO L440 ceAbstractionStarter]: At program point L812-2(lines 812 826) the Hoare annotation is: false [2019-11-20 10:42:35,230 INFO L444 ceAbstractionStarter]: For program point L779-2(lines 779 796) no Hoare annotation was computed. [2019-11-20 10:42:35,230 INFO L440 ceAbstractionStarter]: At program point L779-3(lines 1 1008) the Hoare annotation is: false [2019-11-20 10:42:35,231 INFO L444 ceAbstractionStarter]: For program point L779-4(lines 779 796) no Hoare annotation was computed. [2019-11-20 10:42:35,231 INFO L444 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,231 INFO L440 ceAbstractionStarter]: At program point L779-5(lines 1 1008) the Hoare annotation is: false [2019-11-20 10:42:35,231 INFO L444 ceAbstractionStarter]: For program point L614-2(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,231 INFO L444 ceAbstractionStarter]: For program point L614-3(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,231 INFO L444 ceAbstractionStarter]: For program point L614-5(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point L614-6(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point L614-8(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point L614-9(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point L614-11(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,232 INFO L444 ceAbstractionStarter]: For program point L614-12(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,233 INFO L444 ceAbstractionStarter]: For program point L614-14(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,233 INFO L444 ceAbstractionStarter]: For program point L614-15(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,233 INFO L444 ceAbstractionStarter]: For program point L614-17(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,237 INFO L444 ceAbstractionStarter]: For program point L614-18(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,238 INFO L444 ceAbstractionStarter]: For program point L614-20(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,238 INFO L444 ceAbstractionStarter]: For program point L614-21(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,238 INFO L444 ceAbstractionStarter]: For program point L614-23(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,239 INFO L444 ceAbstractionStarter]: For program point L614-24(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,239 INFO L444 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-11-20 10:42:35,241 INFO L444 ceAbstractionStarter]: For program point L614-26(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,241 INFO L444 ceAbstractionStarter]: For program point L614-27(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,241 INFO L444 ceAbstractionStarter]: For program point L614-29(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,241 INFO L444 ceAbstractionStarter]: For program point L614-30(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L614-32(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L614-33(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L516(lines 516 524) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 516 524) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L614-35(lines 614 618) no Hoare annotation was computed. [2019-11-20 10:42:35,242 INFO L444 ceAbstractionStarter]: For program point L516-2(lines 516 524) no Hoare annotation was computed. [2019-11-20 10:42:35,245 INFO L444 ceAbstractionStarter]: For program point L913(lines 913 917) no Hoare annotation was computed. [2019-11-20 10:42:35,245 INFO L444 ceAbstractionStarter]: For program point L913-3(lines 913 917) no Hoare annotation was computed. [2019-11-20 10:42:35,245 INFO L444 ceAbstractionStarter]: For program point L715(lines 715 721) no Hoare annotation was computed. [2019-11-20 10:42:35,245 INFO L444 ceAbstractionStarter]: For program point L913-6(lines 913 917) no Hoare annotation was computed. [2019-11-20 10:42:35,246 INFO L440 ceAbstractionStarter]: At program point L715-1(lines 715 721) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse2 (and .cse0 (= ~pumpRunning~0 0) .cse3)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-11-20 10:42:35,246 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 820) no Hoare annotation was computed. [2019-11-20 10:42:35,246 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 793) no Hoare annotation was computed. [2019-11-20 10:42:35,246 INFO L444 ceAbstractionStarter]: For program point L816-1(lines 816 820) no Hoare annotation was computed. [2019-11-20 10:42:35,246 INFO L444 ceAbstractionStarter]: For program point L783-2(lines 783 793) no Hoare annotation was computed. [2019-11-20 10:42:35,246 INFO L444 ceAbstractionStarter]: For program point L783-4(lines 783 793) no Hoare annotation was computed. [2019-11-20 10:42:35,248 INFO L444 ceAbstractionStarter]: For program point L486(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,248 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,248 INFO L444 ceAbstractionStarter]: For program point L486-2(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,248 INFO L444 ceAbstractionStarter]: For program point L486-3(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,248 INFO L444 ceAbstractionStarter]: For program point L486-4(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,249 INFO L444 ceAbstractionStarter]: For program point L486-5(lines 486 503) no Hoare annotation was computed. [2019-11-20 10:42:35,249 INFO L440 ceAbstractionStarter]: At program point L982(lines 977 985) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 (= ~pumpRunning~0 0) .cse2)) (and .cse1 .cse3 (<= 2 ~waterLevel~0) .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2))) [2019-11-20 10:42:35,249 INFO L440 ceAbstractionStarter]: At program point L982-1(lines 977 985) the Hoare annotation is: false [2019-11-20 10:42:35,249 INFO L440 ceAbstractionStarter]: At program point L982-2(lines 977 985) the Hoare annotation is: false [2019-11-20 10:42:35,251 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 790) no Hoare annotation was computed. [2019-11-20 10:42:35,251 INFO L444 ceAbstractionStarter]: For program point L784-2(lines 784 790) no Hoare annotation was computed. [2019-11-20 10:42:35,251 INFO L444 ceAbstractionStarter]: For program point L784-4(lines 784 790) no Hoare annotation was computed. [2019-11-20 10:42:35,252 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 10:42:35,252 INFO L440 ceAbstractionStarter]: At program point L950(lines 945 953) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 10:42:35,254 INFO L440 ceAbstractionStarter]: At program point L950-1(lines 945 953) the Hoare annotation is: false [2019-11-20 10:42:35,254 INFO L444 ceAbstractionStarter]: For program point L884(lines 884 891) no Hoare annotation was computed. [2019-11-20 10:42:35,254 INFO L440 ceAbstractionStarter]: At program point L950-2(lines 945 953) the Hoare annotation is: false [2019-11-20 10:42:35,254 INFO L447 ceAbstractionStarter]: At program point L884-1(lines 884 891) the Hoare annotation is: true [2019-11-20 10:42:35,255 INFO L440 ceAbstractionStarter]: At program point L620(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,255 INFO L440 ceAbstractionStarter]: At program point L620-1(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,255 INFO L440 ceAbstractionStarter]: At program point L620-2(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,255 INFO L440 ceAbstractionStarter]: At program point L620-3(lines 605 623) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~0) .cse2 .cse3))) [2019-11-20 10:42:35,255 INFO L440 ceAbstractionStarter]: At program point L620-4(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,256 INFO L440 ceAbstractionStarter]: At program point L620-5(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,256 INFO L440 ceAbstractionStarter]: At program point L620-6(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,256 INFO L440 ceAbstractionStarter]: At program point L620-7(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,256 INFO L440 ceAbstractionStarter]: At program point L620-8(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,256 INFO L440 ceAbstractionStarter]: At program point L620-9(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,257 INFO L440 ceAbstractionStarter]: At program point L620-10(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,257 INFO L440 ceAbstractionStarter]: At program point L620-11(lines 605 623) the Hoare annotation is: false [2019-11-20 10:42:35,257 INFO L440 ceAbstractionStarter]: At program point L556(lines 549 559) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 10:42:35,257 INFO L440 ceAbstractionStarter]: At program point L556-1(lines 549 559) the Hoare annotation is: false [2019-11-20 10:42:35,257 INFO L444 ceAbstractionStarter]: For program point L490(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,258 INFO L440 ceAbstractionStarter]: At program point L556-2(lines 549 559) the Hoare annotation is: false [2019-11-20 10:42:35,258 INFO L444 ceAbstractionStarter]: For program point L490-1(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,258 INFO L444 ceAbstractionStarter]: For program point L490-2(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,258 INFO L444 ceAbstractionStarter]: For program point L490-3(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,258 INFO L444 ceAbstractionStarter]: For program point L490-4(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,258 INFO L444 ceAbstractionStarter]: For program point L490-5(lines 490 498) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point L460-1(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point L460-2(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point L460-3(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,259 INFO L444 ceAbstractionStarter]: For program point L460-4(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-5(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-6(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-7(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-8(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-9(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,260 INFO L444 ceAbstractionStarter]: For program point L460-10(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,261 INFO L444 ceAbstractionStarter]: For program point L460-11(lines 460 477) no Hoare annotation was computed. [2019-11-20 10:42:35,261 INFO L440 ceAbstractionStarter]: At program point L758(lines 753 760) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 10:42:35,261 INFO L444 ceAbstractionStarter]: For program point L725(lines 725 736) no Hoare annotation was computed. [2019-11-20 10:42:35,261 INFO L440 ceAbstractionStarter]: At program point L428(lines 424 446) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse0 .cse1 .cse2)) (and .cse1 (and .cse0 (= ~pumpRunning~0 0) .cse2)))) [2019-11-20 10:42:35,261 INFO L440 ceAbstractionStarter]: At program point L428-1(lines 424 446) the Hoare annotation is: false [2019-11-20 10:42:35,262 INFO L440 ceAbstractionStarter]: At program point L428-2(lines 424 446) the Hoare annotation is: false [2019-11-20 10:42:35,262 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 10:42:35,262 INFO L444 ceAbstractionStarter]: For program point L990(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,262 INFO L444 ceAbstractionStarter]: For program point L990-1(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,262 INFO L444 ceAbstractionStarter]: For program point L990-2(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,262 INFO L444 ceAbstractionStarter]: For program point L990-3(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point L990-4(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point L990-5(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point L990-6(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point L990-7(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,263 INFO L444 ceAbstractionStarter]: For program point L990-8(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,264 INFO L444 ceAbstractionStarter]: For program point L990-9(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,264 INFO L444 ceAbstractionStarter]: For program point L990-10(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,265 INFO L444 ceAbstractionStarter]: For program point L990-11(lines 990 996) no Hoare annotation was computed. [2019-11-20 10:42:35,265 INFO L444 ceAbstractionStarter]: For program point L925(lines 925 929) no Hoare annotation was computed. [2019-11-20 10:42:35,265 INFO L447 ceAbstractionStarter]: At program point L893(lines 874 896) the Hoare annotation is: true [2019-11-20 10:42:35,265 INFO L440 ceAbstractionStarter]: At program point L860(lines 856 862) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464-1(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464-2(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464-3(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464-4(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,266 INFO L444 ceAbstractionStarter]: For program point L464-5(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-6(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-7(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-8(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-9(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-10(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,267 INFO L444 ceAbstractionStarter]: For program point L464-11(lines 464 472) no Hoare annotation was computed. [2019-11-20 10:42:35,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:42:35 BoogieIcfgContainer [2019-11-20 10:42:35,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 10:42:35,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:42:35,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:42:35,330 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:42:35,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:42:26" (3/4) ... [2019-11-20 10:42:35,335 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:42:35,400 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 10:42:35,403 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-20 10:42:35,406 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 10:42:35,409 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 10:42:35,412 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 10:42:35,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 10:42:35,457 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) [2019-11-20 10:42:35,458 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 10:42:35,460 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 10:42:35,461 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= pumpRunning) && 1 <= \result) [2019-11-20 10:42:35,462 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) [2019-11-20 10:42:35,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-20 10:42:35,463 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-20 10:42:35,465 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 10:42:35,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 10:42:35,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 10:42:35,473 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-20 10:42:35,474 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-20 10:42:35,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-20 10:42:35,477 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 10:42:35,478 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-20 10:42:35,664 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3cfe25f3-ccfe-44b7-8731-73f45c6e82d1/bin/uautomizer/witness.graphml [2019-11-20 10:42:35,665 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:42:35,666 INFO L168 Benchmark]: Toolchain (without parser) took 10964.42 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 298.3 MB). Free memory was 946.0 MB in the beginning and 1.0 GB in the end (delta: -86.1 MB). Peak memory consumption was 212.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,666 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:42:35,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.47 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,668 INFO L168 Benchmark]: Boogie Preprocessor took 90.85 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,668 INFO L168 Benchmark]: RCFGBuilder took 1415.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.3 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,669 INFO L168 Benchmark]: TraceAbstraction took 8331.51 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 174.6 MB). Free memory was 999.3 MB in the beginning and 1.1 GB in the end (delta: -55.1 MB). Peak memory consumption was 315.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,669 INFO L168 Benchmark]: Witness Printer took 335.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:42:35,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 672.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -157.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.47 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 90.85 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1415.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.3 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8331.51 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 174.6 MB). Free memory was 999.3 MB in the beginning and 1.1 GB in the end (delta: -55.1 MB). Peak memory consumption was 315.3 MB. Max. memory is 11.5 GB. * Witness Printer took 335.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && tmp <= 2) && 2 <= tmp) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((0 == \result && 1 == systemActive) && waterLevel <= 2) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: ((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= pumpRunning) && 1 <= \result) - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Result: SAFE, OverallTime: 8.1s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, HoareTripleCheckerStatistics: 1393 SDtfs, 1552 SDslu, 2062 SDs, 0 SdLazy, 370 SolverSat, 75 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 444 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 232 NumberOfFragments, 679 HoareAnnotationTreeSize, 73 FomulaSimplifications, 65779 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 73 FomulaSimplificationsInter, 16935 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 31321 SizeOfPredicates, 4 NumberOfNonLiveVariables, 441 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...