./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/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 df4aa9904b22b6376014a77f575431b8f0cedef3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:00:03,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:00:03,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:00:03,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:00:03,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:00:03,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:00:03,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:00:03,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:00:03,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:00:03,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:00:03,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:00:03,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:00:03,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:00:03,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:00:03,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:00:03,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:00:03,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:00:03,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:00:03,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:00:03,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:00:03,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:00:03,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:00:03,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:00:03,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:00:03,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:00:03,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:00:03,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:00:03,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:00:03,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:00:03,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:00:03,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:00:03,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:00:03,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:00:03,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:00:03,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:00:03,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:00:03,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:00:03,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:00:03,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:00:03,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:00:03,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:00:03,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:00:03,467 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:00:03,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:00:03,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:00:03,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:00:03,471 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:00:03,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:00:03,472 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:00:03,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:00:03,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:00:03,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:00:03,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:00:03,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:00:03,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:00:03,474 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:00:03,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:00:03,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:00:03,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:00:03,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:00:03,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:00:03,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:00:03,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:00:03,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:00:03,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:00:03,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:00:03,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:00:03,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:00:03,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:00:03,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:00:03,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:00:03,478 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_9255bb1e-513e-42b5-b8cf-83891572046a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df4aa9904b22b6376014a77f575431b8f0cedef3 [2020-12-01 15:00:03,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:00:03,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:00:03,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:00:03,802 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:00:03,803 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:00:03,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2020-12-01 15:00:03,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/data/a4e00a8ce/ab8267552ae8441b99ce566ac7385b95/FLAGf4fd19882 [2020-12-01 15:00:04,376 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:00:04,377 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2020-12-01 15:00:04,391 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/data/a4e00a8ce/ab8267552ae8441b99ce566ac7385b95/FLAGf4fd19882 [2020-12-01 15:00:04,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/data/a4e00a8ce/ab8267552ae8441b99ce566ac7385b95 [2020-12-01 15:00:04,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:00:04,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:00:04,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:00:04,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:00:04,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:00:04,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:00:04" (1/1) ... [2020-12-01 15:00:04,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee311cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:04, skipping insertion in model container [2020-12-01 15:00:04,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:00:04" (1/1) ... [2020-12-01 15:00:04,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:00:04,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:00:05,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:00:05,118 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:00:05,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:00:05,299 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:00:05,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05 WrapperNode [2020-12-01 15:00:05,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:00:05,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:00:05,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:00:05,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:00:05,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:00:05,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:00:05,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:00:05,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:00:05,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... [2020-12-01 15:00:05,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:00:05,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:00:05,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:00:05,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:00:05,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/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 [2020-12-01 15:00:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:00:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:00:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:00:05,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:00:06,670 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:00:06,671 INFO L298 CfgBuilder]: Removed 284 assume(true) statements. [2020-12-01 15:00:06,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:00:06 BoogieIcfgContainer [2020-12-01 15:00:06,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:00:06,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:00:06,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:00:06,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:00:06,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:00:04" (1/3) ... [2020-12-01 15:00:06,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40dc7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:00:06, skipping insertion in model container [2020-12-01 15:00:06,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:00:05" (2/3) ... [2020-12-01 15:00:06,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40dc7cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:00:06, skipping insertion in model container [2020-12-01 15:00:06,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:00:06" (3/3) ... [2020-12-01 15:00:06,682 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2020-12-01 15:00:06,696 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:00:06,700 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-01 15:00:06,711 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-01 15:00:06,734 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:00:06,735 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:00:06,735 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:00:06,735 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:00:06,735 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:00:06,735 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:00:06,736 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:00:06,736 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:00:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states. [2020-12-01 15:00:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 15:00:06,781 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:06,782 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:06,782 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:06,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:06,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1170061052, now seen corresponding path program 1 times [2020-12-01 15:00:06,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:06,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068336161] [2020-12-01 15:00:06,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:07,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068336161] [2020-12-01 15:00:07,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:07,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:00:07,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380955179] [2020-12-01 15:00:07,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-01 15:00:07,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:07,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-01 15:00:07,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-01 15:00:07,148 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 2 states. [2020-12-01 15:00:07,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:07,227 INFO L93 Difference]: Finished difference Result 382 states and 585 transitions. [2020-12-01 15:00:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-01 15:00:07,229 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-01 15:00:07,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:07,263 INFO L225 Difference]: With dead ends: 382 [2020-12-01 15:00:07,270 INFO L226 Difference]: Without dead ends: 189 [2020-12-01 15:00:07,275 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 [2020-12-01 15:00:07,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-12-01 15:00:07,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2020-12-01 15:00:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-12-01 15:00:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2020-12-01 15:00:07,387 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2020-12-01 15:00:07,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:07,389 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2020-12-01 15:00:07,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-01 15:00:07,390 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2020-12-01 15:00:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 15:00:07,395 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:07,395 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:07,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:00:07,396 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:07,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:07,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1388897021, now seen corresponding path program 1 times [2020-12-01 15:00:07,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:07,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086925484] [2020-12-01 15:00:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:07,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086925484] [2020-12-01 15:00:07,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:07,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:00:07,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703973642] [2020-12-01 15:00:07,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:07,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:07,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:07,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:07,616 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2020-12-01 15:00:07,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:07,651 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2020-12-01 15:00:07,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:07,652 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-01 15:00:07,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:07,654 INFO L225 Difference]: With dead ends: 189 [2020-12-01 15:00:07,655 INFO L226 Difference]: Without dead ends: 73 [2020-12-01 15:00:07,658 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 [2020-12-01 15:00:07,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-01 15:00:07,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-01 15:00:07,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-01 15:00:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-12-01 15:00:07,676 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-12-01 15:00:07,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:07,676 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-12-01 15:00:07,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-12-01 15:00:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 15:00:07,679 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:07,680 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] [2020-12-01 15:00:07,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:00:07,681 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:07,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:07,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2020-12-01 15:00:07,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:07,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994626698] [2020-12-01 15:00:07,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:07,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994626698] [2020-12-01 15:00:07,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:07,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:00:07,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227218783] [2020-12-01 15:00:07,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:07,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:07,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:07,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:07,847 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-12-01 15:00:07,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:07,862 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2020-12-01 15:00:07,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:07,864 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-01 15:00:07,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:07,866 INFO L225 Difference]: With dead ends: 139 [2020-12-01 15:00:07,867 INFO L226 Difference]: Without dead ends: 73 [2020-12-01 15:00:07,868 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:07,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-01 15:00:07,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-01 15:00:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-01 15:00:07,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-12-01 15:00:07,888 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-12-01 15:00:07,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:07,889 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-12-01 15:00:07,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-12-01 15:00:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 15:00:07,893 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:07,893 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] [2020-12-01 15:00:07,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:00:07,894 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:07,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:07,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2020-12-01 15:00:07,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:07,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278452478] [2020-12-01 15:00:07,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:08,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278452478] [2020-12-01 15:00:08,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:08,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:00:08,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974653630] [2020-12-01 15:00:08,021 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:08,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:08,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:08,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:08,023 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-12-01 15:00:08,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:08,081 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2020-12-01 15:00:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:08,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-01 15:00:08,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:08,084 INFO L225 Difference]: With dead ends: 149 [2020-12-01 15:00:08,084 INFO L226 Difference]: Without dead ends: 83 [2020-12-01 15:00:08,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:08,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-01 15:00:08,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2020-12-01 15:00:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-01 15:00:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2020-12-01 15:00:08,095 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2020-12-01 15:00:08,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:08,096 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2020-12-01 15:00:08,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2020-12-01 15:00:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 15:00:08,098 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:08,098 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, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:08,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:00:08,098 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:08,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:08,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2020-12-01 15:00:08,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:08,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173966529] [2020-12-01 15:00:08,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:08,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173966529] [2020-12-01 15:00:08,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:08,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:00:08,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550609349] [2020-12-01 15:00:08,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:00:08,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:08,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:00:08,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:08,191 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2020-12-01 15:00:08,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:08,322 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2020-12-01 15:00:08,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-01 15:00:08,323 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-01 15:00:08,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:08,325 INFO L225 Difference]: With dead ends: 211 [2020-12-01 15:00:08,325 INFO L226 Difference]: Without dead ends: 137 [2020-12-01 15:00:08,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:00:08,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-01 15:00:08,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2020-12-01 15:00:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-01 15:00:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2020-12-01 15:00:08,343 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2020-12-01 15:00:08,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:08,343 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2020-12-01 15:00:08,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:00:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2020-12-01 15:00:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 15:00:08,346 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:08,347 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, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:08,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:00:08,347 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:08,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:08,348 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2020-12-01 15:00:08,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:08,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900530387] [2020-12-01 15:00:08,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:08,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900530387] [2020-12-01 15:00:08,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:08,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:00:08,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433282040] [2020-12-01 15:00:08,485 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:00:08,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:08,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:00:08,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:08,487 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand 5 states. [2020-12-01 15:00:08,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:08,629 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2020-12-01 15:00:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-01 15:00:08,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-01 15:00:08,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:08,634 INFO L225 Difference]: With dead ends: 436 [2020-12-01 15:00:08,634 INFO L226 Difference]: Without dead ends: 353 [2020-12-01 15:00:08,636 INFO L677 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 [2020-12-01 15:00:08,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2020-12-01 15:00:08,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2020-12-01 15:00:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-12-01 15:00:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2020-12-01 15:00:08,677 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2020-12-01 15:00:08,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:08,685 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2020-12-01 15:00:08,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:00:08,685 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2020-12-01 15:00:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 15:00:08,690 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:08,690 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:08,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 15:00:08,691 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:08,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:08,691 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2020-12-01 15:00:08,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:08,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133478581] [2020-12-01 15:00:08,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:08,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133478581] [2020-12-01 15:00:08,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:08,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:00:08,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930208282] [2020-12-01 15:00:08,800 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:00:08,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:08,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:00:08,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:08,802 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand 5 states. [2020-12-01 15:00:09,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:09,001 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2020-12-01 15:00:09,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-01 15:00:09,002 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-01 15:00:09,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:09,005 INFO L225 Difference]: With dead ends: 628 [2020-12-01 15:00:09,006 INFO L226 Difference]: Without dead ends: 470 [2020-12-01 15:00:09,008 INFO L677 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 [2020-12-01 15:00:09,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-12-01 15:00:09,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-12-01 15:00:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-01 15:00:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2020-12-01 15:00:09,027 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2020-12-01 15:00:09,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:09,029 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2020-12-01 15:00:09,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:00:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2020-12-01 15:00:09,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 15:00:09,032 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:09,032 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:09,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:00:09,032 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:09,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:09,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2020-12-01 15:00:09,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:09,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424484090] [2020-12-01 15:00:09,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:09,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:09,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424484090] [2020-12-01 15:00:09,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:09,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:00:09,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15190089] [2020-12-01 15:00:09,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:00:09,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:09,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:00:09,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:00:09,141 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 4 states. [2020-12-01 15:00:09,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:09,221 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2020-12-01 15:00:09,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:00:09,222 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-01 15:00:09,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:09,224 INFO L225 Difference]: With dead ends: 391 [2020-12-01 15:00:09,224 INFO L226 Difference]: Without dead ends: 234 [2020-12-01 15:00:09,225 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:09,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-12-01 15:00:09,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2020-12-01 15:00:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-12-01 15:00:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2020-12-01 15:00:09,248 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2020-12-01 15:00:09,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:09,248 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2020-12-01 15:00:09,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:00:09,249 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2020-12-01 15:00:09,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 15:00:09,250 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:09,250 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:09,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 15:00:09,252 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:09,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:09,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2020-12-01 15:00:09,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:09,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618007229] [2020-12-01 15:00:09,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:09,341 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618007229] [2020-12-01 15:00:09,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:09,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:00:09,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614718364] [2020-12-01 15:00:09,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:09,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:09,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:09,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:09,355 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2020-12-01 15:00:09,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:09,400 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2020-12-01 15:00:09,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:09,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-01 15:00:09,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:09,404 INFO L225 Difference]: With dead ends: 397 [2020-12-01 15:00:09,405 INFO L226 Difference]: Without dead ends: 228 [2020-12-01 15:00:09,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:09,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-12-01 15:00:09,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-12-01 15:00:09,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-01 15:00:09,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2020-12-01 15:00:09,429 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2020-12-01 15:00:09,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:09,429 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2020-12-01 15:00:09,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2020-12-01 15:00:09,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 15:00:09,430 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:09,431 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:09,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 15:00:09,432 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:09,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:09,433 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2020-12-01 15:00:09,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:09,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506927945] [2020-12-01 15:00:09,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:09,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506927945] [2020-12-01 15:00:09,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:09,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:00:09,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986849629] [2020-12-01 15:00:09,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:09,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:09,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:09,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:00:09,518 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2020-12-01 15:00:09,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:09,592 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2020-12-01 15:00:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:09,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-01 15:00:09,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:09,595 INFO L225 Difference]: With dead ends: 365 [2020-12-01 15:00:09,595 INFO L226 Difference]: Without dead ends: 363 [2020-12-01 15:00:09,596 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 [2020-12-01 15:00:09,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2020-12-01 15:00:09,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2020-12-01 15:00:09,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-01 15:00:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2020-12-01 15:00:09,624 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2020-12-01 15:00:09,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:09,624 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2020-12-01 15:00:09,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:09,625 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2020-12-01 15:00:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 15:00:09,626 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:09,627 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:09,627 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-01 15:00:09,627 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:09,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:09,628 INFO L82 PathProgramCache]: Analyzing trace with hash 550918966, now seen corresponding path program 1 times [2020-12-01 15:00:09,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:09,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251545537] [2020-12-01 15:00:09,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:09,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251545537] [2020-12-01 15:00:09,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741618232] [2020-12-01 15:00:09,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:00:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:09,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:00:09,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:00:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:00:09,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:00:09,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-01 15:00:09,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579602618] [2020-12-01 15:00:09,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:00:09,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:09,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:00:09,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:09,995 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 3 states. [2020-12-01 15:00:10,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:10,071 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2020-12-01 15:00:10,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:00:10,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-01 15:00:10,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:10,073 INFO L225 Difference]: With dead ends: 436 [2020-12-01 15:00:10,073 INFO L226 Difference]: Without dead ends: 213 [2020-12-01 15:00:10,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:00:10,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-12-01 15:00:10,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-12-01 15:00:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-12-01 15:00:10,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2020-12-01 15:00:10,116 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2020-12-01 15:00:10,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:10,116 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2020-12-01 15:00:10,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:00:10,116 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2020-12-01 15:00:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 15:00:10,117 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:00:10,117 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:00:10,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-01 15:00:10,345 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:00:10,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:00:10,346 INFO L82 PathProgramCache]: Analyzing trace with hash 800050596, now seen corresponding path program 1 times [2020-12-01 15:00:10,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:00:10,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908263398] [2020-12-01 15:00:10,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:00:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:00:10,435 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 15:00:10,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908263398] [2020-12-01 15:00:10,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:00:10,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-01 15:00:10,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079894647] [2020-12-01 15:00:10,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-01 15:00:10,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:00:10,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-01 15:00:10,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:00:10,437 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 6 states. [2020-12-01 15:00:10,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:00:10,650 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2020-12-01 15:00:10,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-01 15:00:10,650 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-12-01 15:00:10,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:00:10,651 INFO L225 Difference]: With dead ends: 678 [2020-12-01 15:00:10,651 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:00:10,652 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-01 15:00:10,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:00:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:00:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:00:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:00:10,653 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-01 15:00:10,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:00:10,653 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:00:10,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-01 15:00:10,653 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:00:10,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:00:10,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 15:00:10,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:00:10,877 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 63 [2020-12-01 15:00:11,225 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-12-01 15:00:11,336 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2020-12-01 15:00:11,714 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 22 [2020-12-01 15:00:11,881 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2020-12-01 15:00:12,233 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 24 [2020-12-01 15:00:12,508 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2020-12-01 15:00:12,807 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 21 [2020-12-01 15:00:13,163 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 23 [2020-12-01 15:00:13,454 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2020-12-01 15:00:13,664 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 22 [2020-12-01 15:00:13,668 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,668 INFO L262 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,668 INFO L262 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,669 INFO L262 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,669 INFO L258 CegarLoopResult]: At program point L631(lines 624 634) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse2))) [2020-12-01 15:00:13,669 INFO L258 CegarLoopResult]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2020-12-01 15:00:13,669 INFO L262 CegarLoopResult]: For program point L565(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,669 INFO L258 CegarLoopResult]: At program point L631-2(lines 624 634) the Hoare annotation is: false [2020-12-01 15:00:13,669 INFO L262 CegarLoopResult]: For program point L565-1(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,669 INFO L262 CegarLoopResult]: For program point L565-2(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L565-3(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L565-4(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L565-5(lines 565 573) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L865(lines 865 869) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L865-3(lines 865 869) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L865-6(lines 865 869) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-1(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-2(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-3(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-4(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-5(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,670 INFO L262 CegarLoopResult]: For program point L535-6(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L535-7(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L535-8(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L535-9(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L535-10(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L535-11(lines 535 552) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L258 CegarLoopResult]: At program point L503(lines 502 521) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (= ~methAndRunningLastTime~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 .cse6) (and .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5 .cse1 .cse3) (and .cse5 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse1 .cse0 .cse3))) [2020-12-01 15:00:13,671 INFO L262 CegarLoopResult]: For program point L503-1(lines 503 509) no Hoare annotation was computed. [2020-12-01 15:00:13,671 INFO L258 CegarLoopResult]: At program point L503-2(lines 502 521) the Hoare annotation is: false [2020-12-01 15:00:13,672 INFO L258 CegarLoopResult]: At program point L503-3(lines 502 521) the Hoare annotation is: false [2020-12-01 15:00:13,672 INFO L262 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-12-01 15:00:13,672 INFO L258 CegarLoopResult]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse4) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5))) [2020-12-01 15:00:13,672 INFO L262 CegarLoopResult]: For program point L736(lines 736 753) no Hoare annotation was computed. [2020-12-01 15:00:13,672 INFO L258 CegarLoopResult]: At program point L736-1(lines 1 995) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse4) (and .cse7 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse2 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5))) [2020-12-01 15:00:13,672 INFO L258 CegarLoopResult]: At program point L769-2(lines 769 783) the Hoare annotation is: false [2020-12-01 15:00:13,672 INFO L262 CegarLoopResult]: For program point L736-2(lines 736 753) no Hoare annotation was computed. [2020-12-01 15:00:13,672 INFO L258 CegarLoopResult]: At program point L736-3(lines 1 995) the Hoare annotation is: false [2020-12-01 15:00:13,673 INFO L262 CegarLoopResult]: For program point L736-4(lines 736 753) no Hoare annotation was computed. [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L736-5(lines 1 995) the Hoare annotation is: false [2020-12-01 15:00:13,673 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L902(lines 897 905) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L902-1(lines 897 905) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse1 .cse3 .cse5 .cse4) (and .cse0 .cse6 .cse7 .cse1 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse6 .cse7 .cse1 .cse5 .cse4))) [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L902-2(lines 897 905) the Hoare annotation is: false [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L902-3(lines 897 905) the Hoare annotation is: false [2020-12-01 15:00:13,673 INFO L262 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-12-01 15:00:13,673 INFO L258 CegarLoopResult]: At program point L902-4(lines 897 905) the Hoare annotation is: false [2020-12-01 15:00:13,674 INFO L258 CegarLoopResult]: At program point L902-5(lines 897 905) the Hoare annotation is: false [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-1(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-2(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-3(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-4(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-5(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-6(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-7(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-8(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-9(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-10(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,674 INFO L262 CegarLoopResult]: For program point L539-11(lines 539 547) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L258 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: false [2020-12-01 15:00:13,675 INFO L258 CegarLoopResult]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse3))) [2020-12-01 15:00:13,675 INFO L258 CegarLoopResult]: At program point L640-1(lines 635 643) the Hoare annotation is: false [2020-12-01 15:00:13,675 INFO L258 CegarLoopResult]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L740(lines 740 750) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L773-1(lines 503 509) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L740-2(lines 740 750) no Hoare annotation was computed. [2020-12-01 15:00:13,675 INFO L262 CegarLoopResult]: For program point L740-4(lines 740 750) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L741(lines 741 747) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708-2(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708-3(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708-5(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L258 CegarLoopResult]: At program point L510(lines 510 516) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse3))) [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708-6(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,676 INFO L258 CegarLoopResult]: At program point L510-1(lines 510 516) the Hoare annotation is: false [2020-12-01 15:00:13,676 INFO L262 CegarLoopResult]: For program point L708-8(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L258 CegarLoopResult]: At program point L510-2(lines 510 516) the Hoare annotation is: false [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-9(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-11(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-12(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-14(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-15(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L708-17(lines 708 712) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-1(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-2(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-3(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-4(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-5(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,677 INFO L262 CegarLoopResult]: For program point L942-6(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,678 INFO L262 CegarLoopResult]: For program point L942-7(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,678 INFO L262 CegarLoopResult]: For program point L942-8(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,685 INFO L262 CegarLoopResult]: For program point L942-9(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,685 INFO L262 CegarLoopResult]: For program point L942-10(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,685 INFO L262 CegarLoopResult]: For program point L942-11(lines 942 948) no Hoare annotation was computed. [2020-12-01 15:00:13,686 INFO L262 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2020-12-01 15:00:13,686 INFO L262 CegarLoopResult]: For program point L844(lines 844 851) no Hoare annotation was computed. [2020-12-01 15:00:13,686 INFO L265 CegarLoopResult]: At program point L844-1(lines 844 851) the Hoare annotation is: true [2020-12-01 15:00:13,686 INFO L262 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-12-01 15:00:13,686 INFO L258 CegarLoopResult]: At program point L85-1(lines 85 91) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse3 .cse4) (and .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse1 .cse3) (and .cse6 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse0 .cse3))) [2020-12-01 15:00:13,686 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:00:13,686 INFO L258 CegarLoopResult]: At program point L714(lines 699 717) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-01 15:00:13,686 INFO L258 CegarLoopResult]: At program point L714-1(lines 699 717) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L714-2(lines 699 717) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L714-3(lines 699 717) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L714-4(lines 699 717) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L714-5(lines 699 717) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-1(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-2(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-3(lines 938 951) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse3 .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)))) [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-4(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-5(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-6(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,687 INFO L258 CegarLoopResult]: At program point L947-7(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L947-8(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L947-9(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L947-10(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L947-11(lines 938 951) the Hoare annotation is: false [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L817(lines 813 819) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-01 15:00:13,688 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:00:13,688 INFO L262 CegarLoopResult]: For program point L587(lines 587 604) no Hoare annotation was computed. [2020-12-01 15:00:13,688 INFO L262 CegarLoopResult]: For program point L587-1(lines 587 604) no Hoare annotation was computed. [2020-12-01 15:00:13,688 INFO L262 CegarLoopResult]: For program point L587-2(lines 587 604) no Hoare annotation was computed. [2020-12-01 15:00:13,688 INFO L258 CegarLoopResult]: At program point L984(lines 1 995) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-01 15:00:13,689 INFO L265 CegarLoopResult]: At program point L853(lines 834 856) the Hoare annotation is: true [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,689 INFO L262 CegarLoopResult]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-18(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-20(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-21(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-23(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-24(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-26(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-27(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,690 INFO L262 CegarLoopResult]: For program point L689-29(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L689-30(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L689-32(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L689-33(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L591(lines 591 599) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L591-1(lines 591 599) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L689-35(lines 689 693) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L591-2(lines 591 599) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L889(lines 889 893) no Hoare annotation was computed. [2020-12-01 15:00:13,691 INFO L258 CegarLoopResult]: At program point L725(lines 720 727) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-01 15:00:13,691 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957(lines 952 960) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957-1(lines 952 960) the Hoare annotation is: false [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957-2(lines 952 960) the Hoare annotation is: false [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957-3(lines 952 960) the Hoare annotation is: false [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957-4(lines 952 960) the Hoare annotation is: false [2020-12-01 15:00:13,692 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-12-01 15:00:13,692 INFO L258 CegarLoopResult]: At program point L957-5(lines 952 960) the Hoare annotation is: false [2020-12-01 15:00:13,692 INFO L262 CegarLoopResult]: For program point L561(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,692 INFO L262 CegarLoopResult]: For program point L561-1(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,692 INFO L262 CegarLoopResult]: For program point L561-2(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,692 INFO L262 CegarLoopResult]: For program point L561-3(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,693 INFO L262 CegarLoopResult]: For program point L561-4(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,693 INFO L262 CegarLoopResult]: For program point L561-5(lines 561 578) no Hoare annotation was computed. [2020-12-01 15:00:13,693 INFO L262 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2020-12-01 15:00:13,693 INFO L262 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-12-01 15:00:13,693 INFO L258 CegarLoopResult]: At program point L992(lines 987 995) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-01 15:00:13,693 INFO L258 CegarLoopResult]: At program point L695(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,693 INFO L258 CegarLoopResult]: At program point L695-1(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,693 INFO L258 CegarLoopResult]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,693 INFO L258 CegarLoopResult]: At program point L695-3(lines 680 698) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2))) [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-6(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-7(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-8(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-9(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-10(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L258 CegarLoopResult]: At program point L695-11(lines 680 698) the Hoare annotation is: false [2020-12-01 15:00:13,694 INFO L262 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2020-12-01 15:00:13,694 INFO L262 CegarLoopResult]: For program point L101-2(lines 503 509) no Hoare annotation was computed. [2020-12-01 15:00:13,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:00:13 BoogieIcfgContainer [2020-12-01 15:00:13,730 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:00:13,730 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:00:13,730 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:00:13,731 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:00:13,731 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:00:06" (3/4) ... [2020-12-01 15:00:13,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:00:13,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-01 15:00:13,778 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-01 15:00:13,780 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 15:00:13,782 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 15:00:13,783 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 15:00:13,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:00:13,787 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:00:13,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-01 15:00:13,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-01 15:00:13,822 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) [2020-12-01 15:00:13,823 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) [2020-12-01 15:00:13,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-01 15:00:13,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) [2020-12-01 15:00:13,833 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) [2020-12-01 15:00:13,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-01 15:00:13,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-12-01 15:00:13,837 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-01 15:00:13,838 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-01 15:00:13,839 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-01 15:00:13,967 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9255bb1e-513e-42b5-b8cf-83891572046a/bin/uautomizer/witness.graphml [2020-12-01 15:00:13,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:00:13,968 INFO L168 Benchmark]: Toolchain (without parser) took 9260.08 ms. Allocated memory was 90.2 MB in the beginning and 245.4 MB in the end (delta: 155.2 MB). Free memory was 59.1 MB in the beginning and 206.4 MB in the end (delta: -147.3 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,969 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 49.2 MB in the beginning and 49.2 MB in the end (delta: 34.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:00:13,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.11 ms. Allocated memory is still 90.2 MB. Free memory was 58.9 MB in the beginning and 57.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.98 ms. Allocated memory is still 90.2 MB. Free memory was 57.0 MB in the beginning and 52.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,970 INFO L168 Benchmark]: Boogie Preprocessor took 84.51 ms. Allocated memory is still 90.2 MB. Free memory was 52.0 MB in the beginning and 48.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,970 INFO L168 Benchmark]: RCFGBuilder took 1187.56 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 48.3 MB in the beginning and 53.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,971 INFO L168 Benchmark]: TraceAbstraction took 7055.30 ms. Allocated memory was 115.3 MB in the beginning and 203.4 MB in the end (delta: 88.1 MB). Free memory was 53.1 MB in the beginning and 62.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 85.0 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,971 INFO L168 Benchmark]: Witness Printer took 236.58 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 62.3 MB in the beginning and 206.4 MB in the end (delta: -144.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 15:00:13,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory was 49.2 MB in the beginning and 49.2 MB in the end (delta: 34.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 590.11 ms. Allocated memory is still 90.2 MB. Free memory was 58.9 MB in the beginning and 57.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.98 ms. Allocated memory is still 90.2 MB. Free memory was 57.0 MB in the beginning and 52.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.51 ms. Allocated memory is still 90.2 MB. Free memory was 52.0 MB in the beginning and 48.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1187.56 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 48.3 MB in the beginning and 53.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7055.30 ms. Allocated memory was 115.3 MB in the beginning and 203.4 MB in the end (delta: 88.1 MB). Free memory was 53.1 MB in the beginning and 62.3 MB in the end (delta: -9.2 MB). Peak memory consumption was 85.0 MB. Max. memory is 16.1 GB. * Witness Printer took 236.58 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 62.3 MB in the beginning and 206.4 MB in the end (delta: -144.1 MB). Peak memory consumption was 4.2 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: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((methaneLevelCritical == 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0)) || ((((((1 <= pumpRunning && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 196 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1489 SDtfs, 1401 SDslu, 1909 SDs, 0 SdLazy, 269 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 682 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 229 NumberOfFragments, 774 HoareAnnotationTreeSize, 67 FomulaSimplifications, 95578 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 11650 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 461 ConstructedInterpolants, 0 QuantifiedInterpolants, 39108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 448 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 58/67 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...