./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7c7db9989bf214b2258caa5c05380b7759170fd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:33:02,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:33:02,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:33:02,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:33:02,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:33:02,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:33:02,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:33:02,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:33:02,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:33:02,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:33:02,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:33:02,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:33:02,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:33:02,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:33:02,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:33:02,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:33:02,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:33:02,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:33:02,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:33:02,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:33:02,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:33:02,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:33:02,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:33:02,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:33:02,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:33:02,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:33:02,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:33:02,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:33:02,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:33:02,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:33:02,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:33:02,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:33:02,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:33:02,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:33:02,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:33:02,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:33:02,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:33:02,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:33:02,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:33:02,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:33:02,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:33:02,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:33:02,486 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:33:02,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:33:02,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:33:02,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:33:02,489 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:33:02,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:33:02,490 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:33:02,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:33:02,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:33:02,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:33:02,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:33:02,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:33:02,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:33:02,492 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:33:02,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:33:02,492 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:33:02,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:33:02,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:33:02,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:33:02,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:33:02,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:33:02,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:33:02,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:33:02,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:33:02,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:33:02,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:33:02,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:33:02,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:33:02,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:33:02,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7c7db9989bf214b2258caa5c05380b7759170fd [2020-11-30 00:33:02,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:33:02,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:33:02,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:33:02,816 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:33:02,817 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:33:02,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2020-11-30 00:33:02,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/data/dd8b0de2e/0a35fc3164934d17a3f4b25e4fd350d0/FLAG8638a30b2 [2020-11-30 00:33:03,550 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:33:03,551 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2020-11-30 00:33:03,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/data/dd8b0de2e/0a35fc3164934d17a3f4b25e4fd350d0/FLAG8638a30b2 [2020-11-30 00:33:03,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/data/dd8b0de2e/0a35fc3164934d17a3f4b25e4fd350d0 [2020-11-30 00:33:03,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:33:03,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:33:03,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:33:03,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:33:03,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:33:03,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:33:03" (1/1) ... [2020-11-30 00:33:03,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f906917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:03, skipping insertion in model container [2020-11-30 00:33:03,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:33:03" (1/1) ... [2020-11-30 00:33:03,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:33:03,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:33:04,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:33:04,437 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:33:04,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:33:04,588 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:33:04,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04 WrapperNode [2020-11-30 00:33:04,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:33:04,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:33:04,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:33:04,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:33:04,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:33:04,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:33:04,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:33:04,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:33:04,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... [2020-11-30 00:33:04,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:33:04,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:33:04,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:33:04,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:33:04,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/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 [2020-11-30 00:33:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:33:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:33:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:33:04,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:33:06,323 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:33:06,327 INFO L298 CfgBuilder]: Removed 164 assume(true) statements. [2020-11-30 00:33:06,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:33:06 BoogieIcfgContainer [2020-11-30 00:33:06,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:33:06,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:33:06,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:33:06,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:33:06,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:33:03" (1/3) ... [2020-11-30 00:33:06,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3229ec58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:33:06, skipping insertion in model container [2020-11-30 00:33:06,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:33:04" (2/3) ... [2020-11-30 00:33:06,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3229ec58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:33:06, skipping insertion in model container [2020-11-30 00:33:06,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:33:06" (3/3) ... [2020-11-30 00:33:06,348 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2020-11-30 00:33:06,363 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:33:06,368 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 00:33:06,381 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 00:33:06,411 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:33:06,411 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:33:06,411 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:33:06,411 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:33:06,411 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:33:06,412 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:33:06,412 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:33:06,412 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:33:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2020-11-30 00:33:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:33:06,444 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:33:06,445 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:33:06,446 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:33:06,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:33:06,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1650685455, now seen corresponding path program 1 times [2020-11-30 00:33:06,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:33:06,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697755248] [2020-11-30 00:33:06,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:33:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:33:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:33:06,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697755248] [2020-11-30 00:33:06,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:33:06,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:33:06,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920150366] [2020-11-30 00:33:06,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 00:33:06,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:33:06,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 00:33:06,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:33:06,862 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2020-11-30 00:33:06,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:33:06,907 INFO L93 Difference]: Finished difference Result 214 states and 321 transitions. [2020-11-30 00:33:06,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 00:33:06,909 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-30 00:33:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:33:06,928 INFO L225 Difference]: With dead ends: 214 [2020-11-30 00:33:06,929 INFO L226 Difference]: Without dead ends: 105 [2020-11-30 00:33:06,933 INFO L677 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 [2020-11-30 00:33:06,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-11-30 00:33:06,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2020-11-30 00:33:06,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-11-30 00:33:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2020-11-30 00:33:06,987 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2020-11-30 00:33:06,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:33:06,988 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2020-11-30 00:33:06,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 00:33:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2020-11-30 00:33:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:33:06,990 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:33:06,990 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:33:06,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:33:06,991 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:33:06,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:33:06,995 INFO L82 PathProgramCache]: Analyzing trace with hash -234581629, now seen corresponding path program 1 times [2020-11-30 00:33:06,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:33:06,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264103301] [2020-11-30 00:33:06,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:33:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:33:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:33:07,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264103301] [2020-11-30 00:33:07,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:33:07,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:33:07,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146498536] [2020-11-30 00:33:07,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:33:07,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:33:07,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:33:07,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:33:07,202 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2020-11-30 00:33:07,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:33:07,222 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2020-11-30 00:33:07,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:33:07,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-30 00:33:07,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:33:07,224 INFO L225 Difference]: With dead ends: 105 [2020-11-30 00:33:07,225 INFO L226 Difference]: Without dead ends: 45 [2020-11-30 00:33:07,226 INFO L677 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 [2020-11-30 00:33:07,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-30 00:33:07,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-30 00:33:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-30 00:33:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-11-30 00:33:07,234 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2020-11-30 00:33:07,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:33:07,235 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-11-30 00:33:07,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:33:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-11-30 00:33:07,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:33:07,237 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:33:07,237 INFO L422 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] [2020-11-30 00:33:07,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:33:07,238 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:33:07,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:33:07,239 INFO L82 PathProgramCache]: Analyzing trace with hash -2132184394, now seen corresponding path program 1 times [2020-11-30 00:33:07,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:33:07,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599057655] [2020-11-30 00:33:07,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:33:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:33:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:33:07,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599057655] [2020-11-30 00:33:07,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:33:07,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:33:07,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755276015] [2020-11-30 00:33:07,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:33:07,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:33:07,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:33:07,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:33:07,427 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 6 states. [2020-11-30 00:33:07,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:33:07,675 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2020-11-30 00:33:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:33:07,677 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-30 00:33:07,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:33:07,678 INFO L225 Difference]: With dead ends: 83 [2020-11-30 00:33:07,678 INFO L226 Difference]: Without dead ends: 45 [2020-11-30 00:33:07,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:33:07,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-11-30 00:33:07,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-11-30 00:33:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-11-30 00:33:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2020-11-30 00:33:07,691 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2020-11-30 00:33:07,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:33:07,692 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2020-11-30 00:33:07,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:33:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2020-11-30 00:33:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 00:33:07,694 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:33:07,695 INFO L422 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] [2020-11-30 00:33:07,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:33:07,695 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:33:07,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:33:07,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1437786744, now seen corresponding path program 1 times [2020-11-30 00:33:07,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:33:07,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051307943] [2020-11-30 00:33:07,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:33:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:33:07,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:33:07,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051307943] [2020-11-30 00:33:07,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:33:07,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:33:07,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335348068] [2020-11-30 00:33:07,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:33:07,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:33:07,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:33:07,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:33:07,864 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2020-11-30 00:33:08,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:33:08,324 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2020-11-30 00:33:08,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 00:33:08,326 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-11-30 00:33:08,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:33:08,328 INFO L225 Difference]: With dead ends: 207 [2020-11-30 00:33:08,329 INFO L226 Difference]: Without dead ends: 169 [2020-11-30 00:33:08,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 00:33:08,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-11-30 00:33:08,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2020-11-30 00:33:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-11-30 00:33:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2020-11-30 00:33:08,347 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2020-11-30 00:33:08,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:33:08,348 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2020-11-30 00:33:08,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:33:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2020-11-30 00:33:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 00:33:08,350 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:33:08,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:33:08,350 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 00:33:08,351 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:33:08,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:33:08,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1841086480, now seen corresponding path program 1 times [2020-11-30 00:33:08,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:33:08,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408659706] [2020-11-30 00:33:08,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:33:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:33:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:33:08,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408659706] [2020-11-30 00:33:08,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:33:08,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:33:08,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150779940] [2020-11-30 00:33:08,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:33:08,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:33:08,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:33:08,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:33:08,462 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2020-11-30 00:33:08,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:33:08,601 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2020-11-30 00:33:08,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:33:08,602 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-30 00:33:08,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:33:08,603 INFO L225 Difference]: With dead ends: 176 [2020-11-30 00:33:08,603 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:33:08,605 INFO L677 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 [2020-11-30 00:33:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:33:08,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:33:08,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:33:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:33:08,606 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-11-30 00:33:08,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:33:08,606 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:33:08,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:33:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:33:08,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:33:08,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 00:33:08,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:33:09,166 INFO L274 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,166 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,166 INFO L274 CegarLoopResult]: For program point L861-3(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,166 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,166 INFO L274 CegarLoopResult]: For program point L861-5(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-6(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-8(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-9(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-11(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-12(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L432(lines 432 442) no Hoare annotation was computed. [2020-11-30 00:33:09,167 INFO L274 CegarLoopResult]: For program point L861-14(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L432-2(lines 432 442) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L861-15(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L861-17(lines 861 865) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L432-4(lines 432 442) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,168 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,169 INFO L270 CegarLoopResult]: At program point L928(lines 881 929) the Hoare annotation is: false [2020-11-30 00:33:09,169 INFO L274 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-11-30 00:33:09,169 INFO L274 CegarLoopResult]: For program point L763-1(lines 763 771) no Hoare annotation was computed. [2020-11-30 00:33:09,169 INFO L274 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-11-30 00:33:09,169 INFO L274 CegarLoopResult]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-11-30 00:33:09,169 INFO L274 CegarLoopResult]: For program point L565-3(lines 565 569) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L433(lines 433 439) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L466-1(lines 701 707) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L433-2(lines 433 439) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L565-6(lines 565 569) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L433-4(lines 433 439) no Hoare annotation was computed. [2020-11-30 00:33:09,170 INFO L274 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L733-1(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L733-2(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L733-3(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L733-4(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L733-5(lines 733 750) no Hoare annotation was computed. [2020-11-30 00:33:09,171 INFO L270 CegarLoopResult]: At program point L701(lines 700 719) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,171 INFO L274 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2020-11-30 00:33:09,172 INFO L270 CegarLoopResult]: At program point L701-2(lines 700 719) the Hoare annotation is: false [2020-11-30 00:33:09,175 INFO L270 CegarLoopResult]: At program point L602(lines 597 605) the Hoare annotation is: false [2020-11-30 00:33:09,176 INFO L270 CegarLoopResult]: At program point L701-3(lines 700 719) the Hoare annotation is: false [2020-11-30 00:33:09,176 INFO L270 CegarLoopResult]: At program point L602-1(lines 597 605) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,176 INFO L270 CegarLoopResult]: At program point L602-2(lines 597 605) the Hoare annotation is: false [2020-11-30 00:33:09,185 INFO L270 CegarLoopResult]: At program point L602-3(lines 597 605) the Hoare annotation is: false [2020-11-30 00:33:09,185 INFO L270 CegarLoopResult]: At program point L602-4(lines 597 605) the Hoare annotation is: false [2020-11-30 00:33:09,186 INFO L270 CegarLoopResult]: At program point L602-5(lines 597 605) the Hoare annotation is: false [2020-11-30 00:33:09,186 INFO L270 CegarLoopResult]: At program point L867(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,186 INFO L270 CegarLoopResult]: At program point L867-1(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,186 INFO L270 CegarLoopResult]: At program point L867-2(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,187 INFO L270 CegarLoopResult]: At program point L867-3(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,188 INFO L270 CegarLoopResult]: At program point L867-4(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,188 INFO L270 CegarLoopResult]: At program point L867-5(lines 852 870) the Hoare annotation is: false [2020-11-30 00:33:09,188 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,189 INFO L274 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-11-30 00:33:09,189 INFO L270 CegarLoopResult]: At program point L902-1(lines 902 908) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,189 INFO L270 CegarLoopResult]: At program point L803(lines 796 806) the Hoare annotation is: false [2020-11-30 00:33:09,189 INFO L270 CegarLoopResult]: At program point L803-1(lines 796 806) the Hoare annotation is: false [2020-11-30 00:33:09,189 INFO L274 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,190 INFO L270 CegarLoopResult]: At program point L803-2(lines 796 806) the Hoare annotation is: false [2020-11-30 00:33:09,190 INFO L274 CegarLoopResult]: For program point L737-1(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,190 INFO L274 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,190 INFO L274 CegarLoopResult]: For program point L737-3(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,190 INFO L274 CegarLoopResult]: For program point L737-4(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,191 INFO L274 CegarLoopResult]: For program point L737-5(lines 737 745) no Hoare annotation was computed. [2020-11-30 00:33:09,191 INFO L274 CegarLoopResult]: For program point L541(lines 541 548) no Hoare annotation was computed. [2020-11-30 00:33:09,191 INFO L277 CegarLoopResult]: At program point L541-1(lines 541 548) the Hoare annotation is: true [2020-11-30 00:33:09,191 INFO L270 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,192 INFO L270 CegarLoopResult]: At program point L708-1(lines 708 714) the Hoare annotation is: false [2020-11-30 00:33:09,193 INFO L270 CegarLoopResult]: At program point L708-2(lines 708 714) the Hoare annotation is: false [2020-11-30 00:33:09,194 INFO L270 CegarLoopResult]: At program point L643(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,194 INFO L270 CegarLoopResult]: At program point L643-1(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,194 INFO L274 CegarLoopResult]: For program point L577(lines 577 581) no Hoare annotation was computed. [2020-11-30 00:33:09,194 INFO L270 CegarLoopResult]: At program point L643-2(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,194 INFO L270 CegarLoopResult]: At program point L643-3(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,195 INFO L270 CegarLoopResult]: At program point L643-4(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,195 INFO L270 CegarLoopResult]: At program point L643-5(lines 638 646) the Hoare annotation is: false [2020-11-30 00:33:09,195 INFO L270 CegarLoopResult]: At program point L513(lines 509 515) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:33:09,195 INFO L270 CegarLoopResult]: At program point L679(lines 1 935) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:33:09,196 INFO L270 CegarLoopResult]: At program point L812(lines 807 815) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,196 INFO L270 CegarLoopResult]: At program point L812-1(lines 807 815) the Hoare annotation is: false [2020-11-30 00:33:09,196 INFO L270 CegarLoopResult]: At program point L812-2(lines 807 815) the Hoare annotation is: false [2020-11-30 00:33:09,196 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:33:09,196 INFO L274 CegarLoopResult]: For program point L912(lines 912 923) no Hoare annotation was computed. [2020-11-30 00:33:09,197 INFO L270 CegarLoopResult]: At program point L417(lines 412 419) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:33:09,198 INFO L277 CegarLoopResult]: At program point L550(lines 531 553) the Hoare annotation is: true [2020-11-30 00:33:09,198 INFO L274 CegarLoopResult]: For program point L883(lines 882 927) no Hoare annotation was computed. [2020-11-30 00:33:09,198 INFO L274 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-11-30 00:33:09,198 INFO L274 CegarLoopResult]: For program point L652-1(line 652) no Hoare annotation was computed. [2020-11-30 00:33:09,198 INFO L274 CegarLoopResult]: For program point L652-2(line 652) no Hoare annotation was computed. [2020-11-30 00:33:09,199 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:33:09,199 INFO L274 CegarLoopResult]: For program point L884(lines 884 888) no Hoare annotation was computed. [2020-11-30 00:33:09,199 INFO L274 CegarLoopResult]: For program point L918(lines 918 922) no Hoare annotation was computed. [2020-11-30 00:33:09,199 INFO L274 CegarLoopResult]: For program point L918-2(lines 701 707) no Hoare annotation was computed. [2020-11-30 00:33:09,199 INFO L270 CegarLoopResult]: At program point L687(lines 682 690) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-30 00:33:09,200 INFO L274 CegarLoopResult]: For program point L589(lines 589 593) no Hoare annotation was computed. [2020-11-30 00:33:09,200 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:33:09,200 INFO L274 CegarLoopResult]: For program point L428(lines 428 445) no Hoare annotation was computed. [2020-11-30 00:33:09,200 INFO L270 CegarLoopResult]: At program point L428-1(lines 1 935) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,200 INFO L274 CegarLoopResult]: For program point L428-2(lines 428 445) no Hoare annotation was computed. [2020-11-30 00:33:09,201 INFO L270 CegarLoopResult]: At program point L428-3(lines 1 935) the Hoare annotation is: false [2020-11-30 00:33:09,201 INFO L274 CegarLoopResult]: For program point L428-4(lines 428 445) no Hoare annotation was computed. [2020-11-30 00:33:09,202 INFO L270 CegarLoopResult]: At program point L428-5(lines 1 935) the Hoare annotation is: false [2020-11-30 00:33:09,202 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:33:09,202 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:33:09,202 INFO L274 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2020-11-30 00:33:09,202 INFO L274 CegarLoopResult]: For program point L759-1(lines 759 776) no Hoare annotation was computed. [2020-11-30 00:33:09,203 INFO L274 CegarLoopResult]: For program point L759-2(lines 759 776) no Hoare annotation was computed. [2020-11-30 00:33:09,203 INFO L270 CegarLoopResult]: At program point L462-2(lines 462 476) the Hoare annotation is: false [2020-11-30 00:33:09,204 INFO L274 CegarLoopResult]: For program point L892(lines 892 898) no Hoare annotation was computed. [2020-11-30 00:33:09,204 INFO L270 CegarLoopResult]: At program point L892-1(lines 892 898) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-30 00:33:09,204 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-11-30 00:33:09,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:33:09 BoogieIcfgContainer [2020-11-30 00:33:09,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:33:09,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:33:09,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:33:09,249 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:33:09,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:33:06" (3/4) ... [2020-11-30 00:33:09,254 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:33:09,293 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 00:33:09,295 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 00:33:09,296 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 00:33:09,297 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 00:33:09,299 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 00:33:09,300 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:33:09,301 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:33:09,333 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-11-30 00:33:09,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-11-30 00:33:09,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-11-30 00:33:09,334 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,335 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,337 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,339 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,339 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,342 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-30 00:33:09,492 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8554c6ea-2b44-4d0e-80c9-c67b244c2679/bin/uautomizer/witness.graphml [2020-11-30 00:33:09,492 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:33:09,495 INFO L168 Benchmark]: Toolchain (without parser) took 5666.43 ms. Allocated memory was 86.0 MB in the beginning and 132.1 MB in the end (delta: 46.1 MB). Free memory was 54.9 MB in the beginning and 85.4 MB in the end (delta: -30.5 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,495 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 86.0 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:33:09,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.42 ms. Allocated memory is still 86.0 MB. Free memory was 54.6 MB in the beginning and 52.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.14 ms. Allocated memory is still 86.0 MB. Free memory was 52.5 MB in the beginning and 49.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,498 INFO L168 Benchmark]: Boogie Preprocessor took 113.29 ms. Allocated memory is still 86.0 MB. Free memory was 49.1 MB in the beginning and 46.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,498 INFO L168 Benchmark]: RCFGBuilder took 1499.94 ms. Allocated memory was 86.0 MB in the beginning and 109.1 MB in the end (delta: 23.1 MB). Free memory was 46.2 MB in the beginning and 75.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,499 INFO L168 Benchmark]: TraceAbstraction took 2913.98 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 75.2 MB in the beginning and 94.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,499 INFO L168 Benchmark]: Witness Printer took 243.94 ms. Allocated memory is still 132.1 MB. Free memory was 94.8 MB in the beginning and 85.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:33:09,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 86.0 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 751.42 ms. Allocated memory is still 86.0 MB. Free memory was 54.6 MB in the beginning and 52.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.14 ms. Allocated memory is still 86.0 MB. Free memory was 52.5 MB in the beginning and 49.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.29 ms. Allocated memory is still 86.0 MB. Free memory was 49.1 MB in the beginning and 46.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1499.94 ms. Allocated memory was 86.0 MB in the beginning and 109.1 MB in the end (delta: 23.1 MB). Free memory was 46.2 MB in the beginning and 75.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2913.98 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 75.2 MB in the beginning and 94.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * Witness Printer took 243.94 ms. Allocated memory is still 132.1 MB. Free memory was 94.8 MB in the beginning and 85.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 427 SDtfs, 509 SDslu, 365 SDs, 0 SdLazy, 67 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred 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, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 78 NumberOfFragments, 202 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1538 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5825 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...