./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.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_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/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 eaa884e9733c01fe9db8345a7c098b974c9047d7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:39:45,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:39:45,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:39:45,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:39:45,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:39:45,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:39:45,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:39:45,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:39:45,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:39:45,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:39:45,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:39:45,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:39:45,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:39:45,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:39:45,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:39:45,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:39:45,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:39:45,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:39:45,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:39:45,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:39:45,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:39:45,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:39:45,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:39:45,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:39:45,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:39:45,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:39:45,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:39:45,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:39:45,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:39:45,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:39:45,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:39:45,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:39:45,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:39:45,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:39:45,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:39:45,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:39:45,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:39:45,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:39:45,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:39:45,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:39:45,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:39:45,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 07:39:45,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:39:45,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:39:45,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:39:45,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:39:45,834 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:39:45,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:39:45,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:39:45,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:39:45,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:39:45,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:39:45,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:39:45,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:39:45,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:39:45,836 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:39:45,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:39:45,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:39:45,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:39:45,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:39:45,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:39:45,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:39:45,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:39:45,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:39:45,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:39:45,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:39:45,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:39:45,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:39:45,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:39:45,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:39:45,839 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_a43e2e09-64a9-459a-a20c-cb66fba1573d/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 -> eaa884e9733c01fe9db8345a7c098b974c9047d7 [2019-11-20 07:39:45,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:39:45,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:39:45,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:39:45,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:39:45,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:39:45,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-11-20 07:39:46,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/data/42b183099/375e07eff2734c869c93d344645e61df/FLAGb2d288eb7 [2019-11-20 07:39:46,492 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:39:46,493 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-11-20 07:39:46,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/data/42b183099/375e07eff2734c869c93d344645e61df/FLAGb2d288eb7 [2019-11-20 07:39:47,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/data/42b183099/375e07eff2734c869c93d344645e61df [2019-11-20 07:39:47,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:39:47,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:39:47,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:39:47,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:39:47,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:39:47,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d00688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47, skipping insertion in model container [2019-11-20 07:39:47,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,027 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:39:47,065 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:39:47,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:39:47,451 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:39:47,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:39:47,570 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:39:47,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47 WrapperNode [2019-11-20 07:39:47,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:39:47,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:39:47,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:39:47,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:39:47,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:39:47,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:39:47,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:39:47,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:39:47,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... [2019-11-20 07:39:47,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:39:47,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:39:47,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:39:47,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:39:47,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/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 07:39:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:39:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:39:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:39:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:39:48,338 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:39:48,338 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-20 07:39:48,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:39:48 BoogieIcfgContainer [2019-11-20 07:39:48,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:39:48,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 07:39:48,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 07:39:48,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 07:39:48,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:39:47" (1/3) ... [2019-11-20 07:39:48,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc24819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:39:48, skipping insertion in model container [2019-11-20 07:39:48,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:47" (2/3) ... [2019-11-20 07:39:48,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc24819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:39:48, skipping insertion in model container [2019-11-20 07:39:48,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:39:48" (3/3) ... [2019-11-20 07:39:48,355 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2019-11-20 07:39:48,364 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 07:39:48,372 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 07:39:48,380 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 07:39:48,400 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 07:39:48,401 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 07:39:48,401 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 07:39:48,401 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:39:48,401 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:39:48,401 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 07:39:48,401 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:39:48,401 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 07:39:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-20 07:39:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 07:39:48,421 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:39:48,421 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:39:48,422 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:39:48,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:39:48,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1574942692, now seen corresponding path program 1 times [2019-11-20 07:39:48,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:39:48,432 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125230988] [2019-11-20 07:39:48,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:39:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:39:48,636 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 07:39:48,639 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125230988] [2019-11-20 07:39:48,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:39:48,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 07:39:48,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137724966] [2019-11-20 07:39:48,645 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 07:39:48,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:39:48,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 07:39:48,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 07:39:48,662 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-20 07:39:48,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:39:48,704 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2019-11-20 07:39:48,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 07:39:48,706 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-20 07:39:48,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:39:48,719 INFO L225 Difference]: With dead ends: 143 [2019-11-20 07:39:48,719 INFO L226 Difference]: Without dead ends: 71 [2019-11-20 07:39:48,725 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 07:39:48,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-20 07:39:48,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-20 07:39:48,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-20 07:39:48,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2019-11-20 07:39:48,765 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2019-11-20 07:39:48,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:39:48,766 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2019-11-20 07:39:48,766 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 07:39:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2019-11-20 07:39:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 07:39:48,767 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:39:48,767 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 07:39:48,767 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:39:48,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:39:48,768 INFO L82 PathProgramCache]: Analyzing trace with hash -562353309, now seen corresponding path program 1 times [2019-11-20 07:39:48,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:39:48,768 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571610714] [2019-11-20 07:39:48,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:39:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:39:48,878 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 07:39:48,879 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571610714] [2019-11-20 07:39:48,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:39:48,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:39:48,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363476104] [2019-11-20 07:39:48,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:39:48,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:39:48,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:39:48,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:39:48,880 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 3 states. [2019-11-20 07:39:48,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:39:48,895 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2019-11-20 07:39:48,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:39:48,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-20 07:39:48,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:39:48,897 INFO L225 Difference]: With dead ends: 71 [2019-11-20 07:39:48,897 INFO L226 Difference]: Without dead ends: 35 [2019-11-20 07:39:48,898 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 07:39:48,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-20 07:39:48,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-20 07:39:48,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-20 07:39:48,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-20 07:39:48,903 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-11-20 07:39:48,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:39:48,903 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-20 07:39:48,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:39:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-20 07:39:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:39:48,905 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:39:48,905 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] [2019-11-20 07:39:48,905 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:39:48,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:39:48,906 INFO L82 PathProgramCache]: Analyzing trace with hash 369120319, now seen corresponding path program 1 times [2019-11-20 07:39:48,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:39:48,906 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131406059] [2019-11-20 07:39:48,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:39:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:39:48,975 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 07:39:48,975 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131406059] [2019-11-20 07:39:48,976 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:39:48,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 07:39:48,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805454251] [2019-11-20 07:39:48,976 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:39:48,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:39:48,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:39:48,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:39:48,977 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2019-11-20 07:39:49,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:39:49,000 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2019-11-20 07:39:49,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:39:49,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-20 07:39:49,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:39:49,008 INFO L225 Difference]: With dead ends: 91 [2019-11-20 07:39:49,009 INFO L226 Difference]: Without dead ends: 63 [2019-11-20 07:39:49,010 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 07:39:49,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-20 07:39:49,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 59. [2019-11-20 07:39:49,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-20 07:39:49,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 86 transitions. [2019-11-20 07:39:49,023 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 86 transitions. Word has length 24 [2019-11-20 07:39:49,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:39:49,024 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 86 transitions. [2019-11-20 07:39:49,030 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:39:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2019-11-20 07:39:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 07:39:49,033 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:39:49,033 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] [2019-11-20 07:39:49,033 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:39:49,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:39:49,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1510483975, now seen corresponding path program 1 times [2019-11-20 07:39:49,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:39:49,034 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692876498] [2019-11-20 07:39:49,035 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:39:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:39:49,171 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 07:39:49,171 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692876498] [2019-11-20 07:39:49,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:39:49,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:39:49,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856950675] [2019-11-20 07:39:49,172 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 07:39:49,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:39:49,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:39:49,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:39:49,173 INFO L87 Difference]: Start difference. First operand 59 states and 86 transitions. Second operand 5 states. [2019-11-20 07:39:49,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:39:49,341 INFO L93 Difference]: Finished difference Result 265 states and 407 transitions. [2019-11-20 07:39:49,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 07:39:49,342 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-20 07:39:49,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:39:49,344 INFO L225 Difference]: With dead ends: 265 [2019-11-20 07:39:49,344 INFO L226 Difference]: Without dead ends: 213 [2019-11-20 07:39:49,345 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 07:39:49,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2019-11-20 07:39:49,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 103. [2019-11-20 07:39:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-20 07:39:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 150 transitions. [2019-11-20 07:39:49,374 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 150 transitions. Word has length 25 [2019-11-20 07:39:49,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:39:49,374 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 150 transitions. [2019-11-20 07:39:49,374 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 07:39:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2019-11-20 07:39:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:39:49,380 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:39:49,380 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 07:39:49,380 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:39:49,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:39:49,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1404713871, now seen corresponding path program 1 times [2019-11-20 07:39:49,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:39:49,381 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607573174] [2019-11-20 07:39:49,381 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:39:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:39:49,471 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 07:39:49,472 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607573174] [2019-11-20 07:39:49,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:39:49,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:39:49,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899632533] [2019-11-20 07:39:49,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 07:39:49,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:39:49,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:39:49,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:39:49,473 INFO L87 Difference]: Start difference. First operand 103 states and 150 transitions. Second operand 5 states. [2019-11-20 07:39:49,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:39:49,535 INFO L93 Difference]: Finished difference Result 299 states and 448 transitions. [2019-11-20 07:39:49,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 07:39:49,536 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-20 07:39:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:39:49,536 INFO L225 Difference]: With dead ends: 299 [2019-11-20 07:39:49,536 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 07:39:49,538 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 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 07:39:49,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 07:39:49,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 07:39:49,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 07:39:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 07:39:49,539 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-20 07:39:49,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:39:49,539 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:39:49,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 07:39:49,539 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 07:39:49,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:39:49,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 07:39:49,738 INFO L444 ceAbstractionStarter]: For program point L316(lines 316 320) no Hoare annotation was computed. [2019-11-20 07:39:49,738 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,738 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 07:39:49,738 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 813) no Hoare annotation was computed. [2019-11-20 07:39:49,738 INFO L440 ceAbstractionStarter]: At program point L796-1(lines 1 913) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,739 INFO L440 ceAbstractionStarter]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2019-11-20 07:39:49,739 INFO L444 ceAbstractionStarter]: For program point L796-2(lines 796 813) no Hoare annotation was computed. [2019-11-20 07:39:49,739 INFO L440 ceAbstractionStarter]: At program point L796-3(lines 1 913) the Hoare annotation is: false [2019-11-20 07:39:49,739 INFO L444 ceAbstractionStarter]: For program point L796-4(lines 796 813) no Hoare annotation was computed. [2019-11-20 07:39:49,739 INFO L440 ceAbstractionStarter]: At program point L796-5(lines 1 913) the Hoare annotation is: false [2019-11-20 07:39:49,739 INFO L444 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-11-20 07:39:49,739 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-11-20 07:39:49,740 INFO L440 ceAbstractionStarter]: At program point L203-1(lines 203 209) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,740 INFO L440 ceAbstractionStarter]: At program point L766(lines 1 913) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 07:39:49,740 INFO L444 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-11-20 07:39:49,740 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-11-20 07:39:49,740 INFO L444 ceAbstractionStarter]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-11-20 07:39:49,740 INFO L444 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L370-1(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L370-2(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L440 ceAbstractionStarter]: At program point L238-1(lines 238 244) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2019-11-20 07:39:49,741 INFO L444 ceAbstractionStarter]: For program point L800(lines 800 810) no Hoare annotation was computed. [2019-11-20 07:39:49,742 INFO L444 ceAbstractionStarter]: For program point L833-1(lines 57 63) no Hoare annotation was computed. [2019-11-20 07:39:49,742 INFO L444 ceAbstractionStarter]: For program point L800-2(lines 800 810) no Hoare annotation was computed. [2019-11-20 07:39:49,742 INFO L444 ceAbstractionStarter]: For program point L800-4(lines 800 810) no Hoare annotation was computed. [2019-11-20 07:39:49,742 INFO L440 ceAbstractionStarter]: At program point L57(lines 56 75) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,742 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-11-20 07:39:49,742 INFO L440 ceAbstractionStarter]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-11-20 07:39:49,742 INFO L440 ceAbstractionStarter]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-11-20 07:39:49,743 INFO L444 ceAbstractionStarter]: For program point L801(lines 801 807) no Hoare annotation was computed. [2019-11-20 07:39:49,743 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 07:39:49,743 INFO L444 ceAbstractionStarter]: For program point L801-2(lines 801 807) no Hoare annotation was computed. [2019-11-20 07:39:49,743 INFO L444 ceAbstractionStarter]: For program point L801-4(lines 801 807) no Hoare annotation was computed. [2019-11-20 07:39:49,743 INFO L440 ceAbstractionStarter]: At program point L785(lines 780 787) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 07:39:49,743 INFO L444 ceAbstractionStarter]: For program point L901(lines 901 908) no Hoare annotation was computed. [2019-11-20 07:39:49,743 INFO L447 ceAbstractionStarter]: At program point L901-1(lines 901 908) the Hoare annotation is: true [2019-11-20 07:39:49,744 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,744 INFO L444 ceAbstractionStarter]: For program point L258(lines 258 271) no Hoare annotation was computed. [2019-11-20 07:39:49,744 INFO L440 ceAbstractionStarter]: At program point L159(lines 154 162) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,744 INFO L440 ceAbstractionStarter]: At program point L159-1(lines 154 162) the Hoare annotation is: false [2019-11-20 07:39:49,744 INFO L444 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-11-20 07:39:49,744 INFO L440 ceAbstractionStarter]: At program point L159-2(lines 154 162) the Hoare annotation is: false [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point L292(lines 292 296) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point L292-3(lines 292 296) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point L292-6(lines 292 296) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 07:39:49,745 INFO L440 ceAbstractionStarter]: At program point L276(lines 227 277) the Hoare annotation is: false [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L774(lines 769 777) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 07:39:49,746 INFO L444 ceAbstractionStarter]: For program point L229(lines 228 275) no Hoare annotation was computed. [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L329(lines 324 332) the Hoare annotation is: false [2019-11-20 07:39:49,746 INFO L440 ceAbstractionStarter]: At program point L329-1(lines 324 332) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,747 INFO L440 ceAbstractionStarter]: At program point L329-2(lines 324 332) the Hoare annotation is: false [2019-11-20 07:39:49,747 INFO L444 ceAbstractionStarter]: For program point L230(lines 230 234) no Hoare annotation was computed. [2019-11-20 07:39:49,747 INFO L440 ceAbstractionStarter]: At program point L329-3(lines 324 332) the Hoare annotation is: false [2019-11-20 07:39:49,747 INFO L440 ceAbstractionStarter]: At program point L329-4(lines 324 332) the Hoare annotation is: false [2019-11-20 07:39:49,747 INFO L440 ceAbstractionStarter]: At program point L329-5(lines 324 332) the Hoare annotation is: false [2019-11-20 07:39:49,747 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 07:39:49,747 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2019-11-20 07:39:49,748 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 270) no Hoare annotation was computed. [2019-11-20 07:39:49,748 INFO L440 ceAbstractionStarter]: At program point L264-1(lines 57 63) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,748 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 254) no Hoare annotation was computed. [2019-11-20 07:39:49,748 INFO L440 ceAbstractionStarter]: At program point L248-1(lines 248 254) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:39:49,748 INFO L440 ceAbstractionStarter]: At program point L150(lines 143 153) the Hoare annotation is: false [2019-11-20 07:39:49,749 INFO L440 ceAbstractionStarter]: At program point L150-1(lines 143 153) the Hoare annotation is: false [2019-11-20 07:39:49,749 INFO L440 ceAbstractionStarter]: At program point L150-2(lines 143 153) the Hoare annotation is: false [2019-11-20 07:39:49,749 INFO L447 ceAbstractionStarter]: At program point L910(lines 891 913) the Hoare annotation is: true [2019-11-20 07:39:49,749 INFO L440 ceAbstractionStarter]: At program point L877(lines 873 879) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 07:39:49,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:39:49 BoogieIcfgContainer [2019-11-20 07:39:49,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 07:39:49,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:39:49,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:39:49,765 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:39:49,765 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:39:48" (3/4) ... [2019-11-20 07:39:49,768 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:39:49,783 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 07:39:49,784 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 07:39:49,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 07:39:49,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 07:39:49,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:39:49,787 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 07:39:49,821 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:39:49,894 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a43e2e09-64a9-459a-a20c-cb66fba1573d/bin/uautomizer/witness.graphml [2019-11-20 07:39:49,895 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:39:49,897 INFO L168 Benchmark]: Toolchain (without parser) took 2883.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.8 MB in the beginning and 920.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 156.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,897 INFO L168 Benchmark]: CDTParser took 0.22 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 07:39:49,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,898 INFO L168 Benchmark]: Boogie Preprocessor took 35.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:39:49,899 INFO L168 Benchmark]: RCFGBuilder took 669.54 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,899 INFO L168 Benchmark]: TraceAbstraction took 1423.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.3 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,899 INFO L168 Benchmark]: Witness Printer took 130.23 ms. Allocated memory is still 1.2 GB. Free memory was 931.3 MB in the beginning and 920.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:39:49,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 556.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 669.54 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1423.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.3 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. * Witness Printer took 130.23 ms. Allocated memory is still 1.2 GB. Free memory was 931.3 MB in the beginning and 920.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 370]: 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: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 325 SDtfs, 293 SDslu, 328 SDs, 0 SdLazy, 65 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 126 HoareAnnotationTreeSize, 33 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...