./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/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 e10040ad9d006089566ac73bab5ec598c71c2723 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:50:34,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:50:34,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:50:34,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:50:34,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:50:34,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:50:34,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:50:34,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:50:34,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:50:34,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:50:34,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:50:35,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:50:35,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:50:35,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:50:35,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:50:35,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:50:35,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:50:35,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:50:35,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:50:35,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:50:35,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:50:35,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:50:35,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:50:35,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:50:35,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:50:35,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:50:35,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:50:35,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:50:35,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:50:35,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:50:35,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:50:35,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:50:35,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:50:35,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:50:35,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:50:35,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:50:35,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:50:35,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:50:35,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:50:35,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:50:35,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:50:35,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:50:35,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:50:35,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:50:35,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:50:35,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:50:35,039 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:50:35,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:50:35,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:50:35,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:50:35,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:50:35,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:50:35,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:50:35,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:50:35,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:50:35,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:50:35,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:50:35,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:50:35,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:50:35,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:50:35,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:50:35,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:50:35,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:50:35,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:50:35,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:50:35,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:50:35,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:50:35,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:50:35,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:50:35,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:50:35,045 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_63a499b7-ab02-4468-b173-80adf4cc49bc/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 -> e10040ad9d006089566ac73bab5ec598c71c2723 [2019-11-25 08:50:35,181 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:50:35,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:50:35,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:50:35,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:50:35,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:50:35,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-11-25 08:50:35,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/data/a147d2bc6/1675703e10d1411fb27683a72e823f79/FLAG396f59d3e [2019-11-25 08:50:35,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:50:35,703 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2019-11-25 08:50:35,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/data/a147d2bc6/1675703e10d1411fb27683a72e823f79/FLAG396f59d3e [2019-11-25 08:50:35,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/data/a147d2bc6/1675703e10d1411fb27683a72e823f79 [2019-11-25 08:50:35,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:50:35,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:50:35,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:35,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:50:35,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:50:35,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:35" (1/1) ... [2019-11-25 08:50:35,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550771aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:35, skipping insertion in model container [2019-11-25 08:50:35,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:35" (1/1) ... [2019-11-25 08:50:35,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:50:35,799 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:50:36,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:36,176 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:50:36,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:36,268 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:50:36,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36 WrapperNode [2019-11-25 08:50:36,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:36,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:36,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:50:36,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:50:36,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:36,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:50:36,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:50:36,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:50:36,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... [2019-11-25 08:50:36,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:50:36,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:50:36,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:50:36,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:50:36,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/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 [2019-11-25 08:50:36,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:50:36,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:50:36,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:50:36,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:50:37,225 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:50:37,226 INFO L284 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-25 08:50:37,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:37 BoogieIcfgContainer [2019-11-25 08:50:37,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:50:37,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:50:37,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:50:37,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:50:37,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:50:35" (1/3) ... [2019-11-25 08:50:37,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195c18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:37, skipping insertion in model container [2019-11-25 08:50:37,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:36" (2/3) ... [2019-11-25 08:50:37,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195c18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:37, skipping insertion in model container [2019-11-25 08:50:37,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:37" (3/3) ... [2019-11-25 08:50:37,236 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2019-11-25 08:50:37,245 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:50:37,251 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:50:37,259 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:50:37,293 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:50:37,293 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:50:37,293 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:50:37,293 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:50:37,294 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:50:37,294 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:50:37,294 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:50:37,294 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:50:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2019-11-25 08:50:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-25 08:50:37,313 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:37,314 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:37,314 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:37,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:37,319 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2019-11-25 08:50:37,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:37,326 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327945272] [2019-11-25 08:50:37,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:37,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:37,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327945272] [2019-11-25 08:50:37,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:37,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:50:37,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736857886] [2019-11-25 08:50:37,608 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:50:37,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:37,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:50:37,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:50:37,619 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2019-11-25 08:50:37,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:37,642 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2019-11-25 08:50:37,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:50:37,643 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-25 08:50:37,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:37,654 INFO L225 Difference]: With dead ends: 151 [2019-11-25 08:50:37,654 INFO L226 Difference]: Without dead ends: 75 [2019-11-25 08:50:37,657 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 [2019-11-25 08:50:37,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-11-25 08:50:37,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-11-25 08:50:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-25 08:50:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2019-11-25 08:50:37,693 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2019-11-25 08:50:37,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:37,694 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2019-11-25 08:50:37,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:50:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-11-25 08:50:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-25 08:50:37,695 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:37,695 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:37,695 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:37,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:37,696 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2019-11-25 08:50:37,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:37,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537546480] [2019-11-25 08:50:37,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:37,804 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537546480] [2019-11-25 08:50:37,804 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:37,804 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:37,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525220874] [2019-11-25 08:50:37,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:37,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:37,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:37,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:37,807 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2019-11-25 08:50:37,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:37,817 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2019-11-25 08:50:37,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:37,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-25 08:50:37,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:37,822 INFO L225 Difference]: With dead ends: 75 [2019-11-25 08:50:37,823 INFO L226 Difference]: Without dead ends: 35 [2019-11-25 08:50:37,824 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 [2019-11-25 08:50:37,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-25 08:50:37,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-25 08:50:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-25 08:50:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-25 08:50:37,834 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-11-25 08:50:37,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:37,834 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-25 08:50:37,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-25 08:50:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:50:37,836 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:37,837 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] [2019-11-25 08:50:37,837 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:37,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:37,837 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2019-11-25 08:50:37,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:37,838 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034960698] [2019-11-25 08:50:37,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:37,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:37,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034960698] [2019-11-25 08:50:37,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:37,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:37,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457047162] [2019-11-25 08:50:37,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:37,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:37,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:37,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:37,938 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2019-11-25 08:50:37,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:37,962 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2019-11-25 08:50:37,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:37,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-25 08:50:37,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:37,963 INFO L225 Difference]: With dead ends: 63 [2019-11-25 08:50:37,964 INFO L226 Difference]: Without dead ends: 35 [2019-11-25 08:50:37,964 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 [2019-11-25 08:50:37,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-25 08:50:37,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-25 08:50:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-25 08:50:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2019-11-25 08:50:37,969 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2019-11-25 08:50:37,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:37,970 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2019-11-25 08:50:37,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2019-11-25 08:50:37,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-25 08:50:37,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:37,971 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] [2019-11-25 08:50:37,972 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:37,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:37,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2019-11-25 08:50:37,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:37,973 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501818755] [2019-11-25 08:50:37,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:38,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:38,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501818755] [2019-11-25 08:50:38,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:38,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:50:38,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755961543] [2019-11-25 08:50:38,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:50:38,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:38,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:50:38,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:50:38,049 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2019-11-25 08:50:38,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:38,151 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2019-11-25 08:50:38,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:50:38,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-25 08:50:38,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:38,153 INFO L225 Difference]: With dead ends: 154 [2019-11-25 08:50:38,154 INFO L226 Difference]: Without dead ends: 126 [2019-11-25 08:50:38,154 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 [2019-11-25 08:50:38,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-11-25 08:50:38,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2019-11-25 08:50:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-11-25 08:50:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2019-11-25 08:50:38,165 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2019-11-25 08:50:38,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:38,165 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2019-11-25 08:50:38,165 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:50:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-11-25 08:50:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-25 08:50:38,166 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:38,166 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] [2019-11-25 08:50:38,167 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:38,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:38,167 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2019-11-25 08:50:38,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:38,167 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747620749] [2019-11-25 08:50:38,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:38,232 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747620749] [2019-11-25 08:50:38,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:38,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:50:38,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226906278] [2019-11-25 08:50:38,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:50:38,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:38,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:50:38,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:50:38,234 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2019-11-25 08:50:38,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:38,317 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2019-11-25 08:50:38,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:50:38,318 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-25 08:50:38,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:38,318 INFO L225 Difference]: With dead ends: 150 [2019-11-25 08:50:38,319 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:50:38,320 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 [2019-11-25 08:50:38,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:50:38,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:50:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:50:38,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:50:38,321 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-25 08:50:38,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:38,321 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:38,321 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:50:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:50:38,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:50:38,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:50:38,593 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2019-11-25 08:50:38,594 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,594 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-11-25 08:50:38,594 INFO L440 ceAbstractionStarter]: At program point L234-1(lines 234 240) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,594 INFO L444 ceAbstractionStarter]: For program point L895(lines 895 905) no Hoare annotation was computed. [2019-11-25 08:50:38,594 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L895-2(lines 895 905) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L895-4(lines 895 905) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L896(lines 896 902) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L896-2(lines 896 902) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L896-4(lines 896 902) no Hoare annotation was computed. [2019-11-25 08:50:38,595 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 375) no Hoare annotation was computed. [2019-11-25 08:50:38,596 INFO L440 ceAbstractionStarter]: At program point L880(lines 875 882) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:50:38,596 INFO L447 ceAbstractionStarter]: At program point L368-1(lines 368 375) the Hoare annotation is: true [2019-11-25 08:50:38,596 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 267) no Hoare annotation was computed. [2019-11-25 08:50:38,596 INFO L440 ceAbstractionStarter]: At program point L502(lines 497 505) the Hoare annotation is: false [2019-11-25 08:50:38,596 INFO L440 ceAbstractionStarter]: At program point L502-1(lines 497 505) the Hoare annotation is: false [2019-11-25 08:50:38,596 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 440) no Hoare annotation was computed. [2019-11-25 08:50:38,597 INFO L440 ceAbstractionStarter]: At program point L502-2(lines 497 505) the Hoare annotation is: false [2019-11-25 08:50:38,597 INFO L444 ceAbstractionStarter]: For program point L90(lines 90 107) no Hoare annotation was computed. [2019-11-25 08:50:38,597 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 90 107) no Hoare annotation was computed. [2019-11-25 08:50:38,597 INFO L444 ceAbstractionStarter]: For program point L90-2(lines 90 107) no Hoare annotation was computed. [2019-11-25 08:50:38,597 INFO L440 ceAbstractionStarter]: At program point L404(lines 1 920) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:50:38,597 INFO L440 ceAbstractionStarter]: At program point L272(lines 223 273) the Hoare annotation is: false [2019-11-25 08:50:38,598 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:50:38,598 INFO L440 ceAbstractionStarter]: At program point L58(lines 57 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,598 INFO L444 ceAbstractionStarter]: For program point L58-1(lines 58 64) no Hoare annotation was computed. [2019-11-25 08:50:38,598 INFO L440 ceAbstractionStarter]: At program point L58-2(lines 57 76) the Hoare annotation is: false [2019-11-25 08:50:38,598 INFO L440 ceAbstractionStarter]: At program point L58-3(lines 57 76) the Hoare annotation is: false [2019-11-25 08:50:38,598 INFO L444 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,599 INFO L444 ceAbstractionStarter]: For program point L917-1(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,599 INFO L444 ceAbstractionStarter]: For program point L917-2(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,599 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,599 INFO L440 ceAbstractionStarter]: At program point L340(lines 336 342) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:50:38,599 INFO L444 ceAbstractionStarter]: For program point L225(lines 224 271) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192-2(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192-3(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192-5(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192-6(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,600 INFO L444 ceAbstractionStarter]: For program point L192-8(lines 192 196) no Hoare annotation was computed. [2019-11-25 08:50:38,605 INFO L440 ceAbstractionStarter]: At program point L143(lines 138 146) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,605 INFO L440 ceAbstractionStarter]: At program point L143-1(lines 138 146) the Hoare annotation is: false [2019-11-25 08:50:38,605 INFO L440 ceAbstractionStarter]: At program point L143-2(lines 138 146) the Hoare annotation is: false [2019-11-25 08:50:38,606 INFO L444 ceAbstractionStarter]: For program point L424(lines 424 428) no Hoare annotation was computed. [2019-11-25 08:50:38,606 INFO L444 ceAbstractionStarter]: For program point L424-3(lines 424 428) no Hoare annotation was computed. [2019-11-25 08:50:38,606 INFO L444 ceAbstractionStarter]: For program point L226(lines 226 230) no Hoare annotation was computed. [2019-11-25 08:50:38,606 INFO L444 ceAbstractionStarter]: For program point L424-6(lines 424 428) no Hoare annotation was computed. [2019-11-25 08:50:38,606 INFO L440 ceAbstractionStarter]: At program point L292-2(lines 292 306) the Hoare annotation is: false [2019-11-25 08:50:38,606 INFO L444 ceAbstractionStarter]: For program point L94(lines 94 102) no Hoare annotation was computed. [2019-11-25 08:50:38,615 INFO L444 ceAbstractionStarter]: For program point L94-1(lines 94 102) no Hoare annotation was computed. [2019-11-25 08:50:38,616 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:50:38,616 INFO L444 ceAbstractionStarter]: For program point L94-2(lines 94 102) no Hoare annotation was computed. [2019-11-25 08:50:38,616 INFO L444 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2019-11-25 08:50:38,616 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 250) no Hoare annotation was computed. [2019-11-25 08:50:38,617 INFO L440 ceAbstractionStarter]: At program point L244-1(lines 244 250) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,617 INFO L447 ceAbstractionStarter]: At program point L377(lines 358 380) the Hoare annotation is: true [2019-11-25 08:50:38,617 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2019-11-25 08:50:38,617 INFO L440 ceAbstractionStarter]: At program point L262-2(lines 58 64) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,617 INFO L440 ceAbstractionStarter]: At program point L461(lines 456 464) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,618 INFO L440 ceAbstractionStarter]: At program point L461-1(lines 456 464) the Hoare annotation is: false [2019-11-25 08:50:38,618 INFO L440 ceAbstractionStarter]: At program point L461-2(lines 456 464) the Hoare annotation is: false [2019-11-25 08:50:38,618 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 300) no Hoare annotation was computed. [2019-11-25 08:50:38,618 INFO L444 ceAbstractionStarter]: For program point L296-1(lines 58 64) no Hoare annotation was computed. [2019-11-25 08:50:38,619 INFO L440 ceAbstractionStarter]: At program point L65(lines 65 71) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,619 INFO L440 ceAbstractionStarter]: At program point L65-1(lines 65 71) the Hoare annotation is: false [2019-11-25 08:50:38,619 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:50:38,620 INFO L440 ceAbstractionStarter]: At program point L65-2(lines 65 71) the Hoare annotation is: false [2019-11-25 08:50:38,620 INFO L440 ceAbstractionStarter]: At program point L412(lines 407 415) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:50:38,621 INFO L444 ceAbstractionStarter]: For program point L891(lines 891 908) no Hoare annotation was computed. [2019-11-25 08:50:38,622 INFO L440 ceAbstractionStarter]: At program point L891-1(lines 1 920) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:50:38,623 INFO L444 ceAbstractionStarter]: For program point L891-2(lines 891 908) no Hoare annotation was computed. [2019-11-25 08:50:38,623 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 917) no Hoare annotation was computed. [2019-11-25 08:50:38,623 INFO L440 ceAbstractionStarter]: At program point L891-3(lines 1 920) the Hoare annotation is: false [2019-11-25 08:50:38,623 INFO L444 ceAbstractionStarter]: For program point L891-4(lines 891 908) no Hoare annotation was computed. [2019-11-25 08:50:38,623 INFO L440 ceAbstractionStarter]: At program point L891-5(lines 1 920) the Hoare annotation is: false [2019-11-25 08:50:38,624 INFO L440 ceAbstractionStarter]: At program point L198(lines 183 201) the Hoare annotation is: false [2019-11-25 08:50:38,624 INFO L440 ceAbstractionStarter]: At program point L198-1(lines 183 201) the Hoare annotation is: false [2019-11-25 08:50:38,624 INFO L440 ceAbstractionStarter]: At program point L198-2(lines 183 201) the Hoare annotation is: false [2019-11-25 08:50:38,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:50:38 BoogieIcfgContainer [2019-11-25 08:50:38,641 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:50:38,641 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:38,641 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:38,642 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:38,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:37" (3/4) ... [2019-11-25 08:50:38,646 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:50:38,661 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:50:38,662 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:50:38,663 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:50:38,663 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:50:38,664 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:50:38,665 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:50:38,665 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:50:38,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:50:38,750 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_63a499b7-ab02-4468-b173-80adf4cc49bc/bin/uautomizer/witness.graphml [2019-11-25 08:50:38,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:38,752 INFO L168 Benchmark]: Toolchain (without parser) took 3021.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 946.0 MB in the beginning and 912.0 MB in the end (delta: 34.1 MB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,753 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:38,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,754 INFO L168 Benchmark]: Boogie Preprocessor took 55.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,755 INFO L168 Benchmark]: RCFGBuilder took 838.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,755 INFO L168 Benchmark]: TraceAbstraction took 1413.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 921.4 MB in the end (delta: 116.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,756 INFO L168 Benchmark]: Witness Printer took 109.48 ms. Allocated memory is still 1.1 GB. Free memory was 921.4 MB in the beginning and 912.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:38,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 537.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 838.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1413.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 921.4 MB in the end (delta: 116.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 11.5 GB. * Witness Printer took 109.48 ms. Allocated memory is still 1.1 GB. Free memory was 921.4 MB in the beginning and 912.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 917]: 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: 57]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 328 SDtfs, 297 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 143 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1295 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4617 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...