./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 d5cb34b3bc004bc03505bd03062aeeaad3499f75 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 23:06:35,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 23:06:35,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 23:06:35,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 23:06:35,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 23:06:35,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 23:06:35,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 23:06:35,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 23:06:35,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 23:06:35,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 23:06:35,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 23:06:35,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 23:06:35,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 23:06:35,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 23:06:35,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 23:06:35,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 23:06:35,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 23:06:35,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 23:06:35,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 23:06:35,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 23:06:35,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 23:06:35,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 23:06:35,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 23:06:35,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 23:06:35,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 23:06:35,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 23:06:35,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 23:06:35,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 23:06:35,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 23:06:35,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 23:06:35,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 23:06:35,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 23:06:35,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 23:06:35,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 23:06:35,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 23:06:35,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 23:06:35,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 23:06:35,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 23:06:35,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 23:06:35,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 23:06:35,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 23:06:35,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 23:06:35,618 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 23:06:35,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 23:06:35,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 23:06:35,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 23:06:35,621 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 23:06:35,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 23:06:35,621 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 23:06:35,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 23:06:35,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 23:06:35,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 23:06:35,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 23:06:35,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 23:06:35,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 23:06:35,624 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 23:06:35,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 23:06:35,625 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 23:06:35,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 23:06:35,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 23:06:35,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 23:06:35,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 23:06:35,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 23:06:35,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 23:06:35,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 23:06:35,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 23:06:35,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 23:06:35,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 23:06:35,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 23:06:35,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 23:06:35,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 23:06:35,629 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cb34b3bc004bc03505bd03062aeeaad3499f75 [2020-10-25 23:06:36,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 23:06:36,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 23:06:36,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 23:06:36,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 23:06:36,054 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 23:06:36,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2020-10-25 23:06:36,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e05d28b9b/d4098f9919d742f1a1bcac5a14fbe693/FLAG7c6efa182 [2020-10-25 23:06:36,802 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 23:06:36,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2020-10-25 23:06:36,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e05d28b9b/d4098f9919d742f1a1bcac5a14fbe693/FLAG7c6efa182 [2020-10-25 23:06:37,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e05d28b9b/d4098f9919d742f1a1bcac5a14fbe693 [2020-10-25 23:06:37,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 23:06:37,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 23:06:37,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 23:06:37,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 23:06:37,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 23:06:37,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f61e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37, skipping insertion in model container [2020-10-25 23:06:37,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 23:06:37,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 23:06:37,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:06:37,543 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 23:06:37,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 23:06:37,782 INFO L208 MainTranslator]: Completed translation [2020-10-25 23:06:37,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37 WrapperNode [2020-10-25 23:06:37,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 23:06:37,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 23:06:37,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 23:06:37,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 23:06:37,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 23:06:37,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 23:06:37,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 23:06:37,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 23:06:37,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... [2020-10-25 23:06:37,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 23:06:37,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 23:06:37,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 23:06:37,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 23:06:37,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 23:06:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 23:06:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 23:06:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 23:06:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 23:06:39,272 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 23:06:39,272 INFO L298 CfgBuilder]: Removed 168 assume(true) statements. [2020-10-25 23:06:39,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:39 BoogieIcfgContainer [2020-10-25 23:06:39,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 23:06:39,277 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 23:06:39,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 23:06:39,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 23:06:39,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 11:06:37" (1/3) ... [2020-10-25 23:06:39,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18abe41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:06:39, skipping insertion in model container [2020-10-25 23:06:39,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 11:06:37" (2/3) ... [2020-10-25 23:06:39,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18abe41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 11:06:39, skipping insertion in model container [2020-10-25 23:06:39,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:39" (3/3) ... [2020-10-25 23:06:39,285 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49.cil.c [2020-10-25 23:06:39,298 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 23:06:39,304 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-25 23:06:39,319 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-25 23:06:39,349 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 23:06:39,349 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 23:06:39,349 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 23:06:39,349 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 23:06:39,350 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 23:06:39,350 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 23:06:39,350 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 23:06:39,350 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 23:06:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2020-10-25 23:06:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-25 23:06:39,377 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:39,378 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:39,379 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:39,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:39,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1382098800, now seen corresponding path program 1 times [2020-10-25 23:06:39,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:39,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317999452] [2020-10-25 23:06:39,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:39,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317999452] [2020-10-25 23:06:39,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:39,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:06:39,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464588250] [2020-10-25 23:06:39,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 23:06:39,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:39,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 23:06:39,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 23:06:39,767 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 2 states. [2020-10-25 23:06:39,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:39,802 INFO L93 Difference]: Finished difference Result 243 states and 368 transitions. [2020-10-25 23:06:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 23:06:39,804 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-25 23:06:39,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:39,816 INFO L225 Difference]: With dead ends: 243 [2020-10-25 23:06:39,817 INFO L226 Difference]: Without dead ends: 119 [2020-10-25 23:06:39,821 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 [2020-10-25 23:06:39,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-10-25 23:06:39,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-10-25 23:06:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-25 23:06:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2020-10-25 23:06:39,873 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2020-10-25 23:06:39,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:39,873 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2020-10-25 23:06:39,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 23:06:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2020-10-25 23:06:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-25 23:06:39,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:39,875 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:39,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 23:06:39,876 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:39,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:39,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1178125106, now seen corresponding path program 1 times [2020-10-25 23:06:39,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:39,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012299613] [2020-10-25 23:06:39,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:39,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012299613] [2020-10-25 23:06:39,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:39,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:06:39,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194143589] [2020-10-25 23:06:39,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:06:39,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:06:40,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:06:40,000 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand 3 states. [2020-10-25 23:06:40,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:40,017 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2020-10-25 23:06:40,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:06:40,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-25 23:06:40,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:40,019 INFO L225 Difference]: With dead ends: 119 [2020-10-25 23:06:40,019 INFO L226 Difference]: Without dead ends: 49 [2020-10-25 23:06:40,020 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 [2020-10-25 23:06:40,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-25 23:06:40,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-10-25 23:06:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-25 23:06:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2020-10-25 23:06:40,028 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2020-10-25 23:06:40,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:40,028 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2020-10-25 23:06:40,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:06:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2020-10-25 23:06:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-25 23:06:40,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:40,030 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] [2020-10-25 23:06:40,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 23:06:40,030 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:40,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:40,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1148023213, now seen corresponding path program 1 times [2020-10-25 23:06:40,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:40,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107458406] [2020-10-25 23:06:40,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:40,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107458406] [2020-10-25 23:06:40,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:40,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:40,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548405294] [2020-10-25 23:06:40,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:06:40,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:06:40,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:06:40,185 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 6 states. [2020-10-25 23:06:40,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:40,436 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2020-10-25 23:06:40,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:06:40,437 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-25 23:06:40,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:40,439 INFO L225 Difference]: With dead ends: 92 [2020-10-25 23:06:40,439 INFO L226 Difference]: Without dead ends: 49 [2020-10-25 23:06:40,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:40,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-25 23:06:40,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2020-10-25 23:06:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-25 23:06:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2020-10-25 23:06:40,448 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2020-10-25 23:06:40,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:40,449 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2020-10-25 23:06:40,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:06:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2020-10-25 23:06:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-25 23:06:40,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:40,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 23:06:40,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 23:06:40,451 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:40,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:40,452 INFO L82 PathProgramCache]: Analyzing trace with hash -43063729, now seen corresponding path program 1 times [2020-10-25 23:06:40,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:40,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644650016] [2020-10-25 23:06:40,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:40,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644650016] [2020-10-25 23:06:40,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:40,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 23:06:40,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725521097] [2020-10-25 23:06:40,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 23:06:40,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 23:06:40,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 23:06:40,570 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand 3 states. [2020-10-25 23:06:40,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:40,613 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2020-10-25 23:06:40,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 23:06:40,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-10-25 23:06:40,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:40,615 INFO L225 Difference]: With dead ends: 115 [2020-10-25 23:06:40,615 INFO L226 Difference]: Without dead ends: 72 [2020-10-25 23:06:40,616 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 [2020-10-25 23:06:40,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-25 23:06:40,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2020-10-25 23:06:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-25 23:06:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2020-10-25 23:06:40,636 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2020-10-25 23:06:40,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:40,637 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2020-10-25 23:06:40,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 23:06:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2020-10-25 23:06:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:06:40,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:40,639 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] [2020-10-25 23:06:40,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 23:06:40,640 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:40,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:40,641 INFO L82 PathProgramCache]: Analyzing trace with hash -743213728, now seen corresponding path program 1 times [2020-10-25 23:06:40,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:40,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226701318] [2020-10-25 23:06:40,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:40,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:40,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226701318] [2020-10-25 23:06:40,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:40,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:40,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832004145] [2020-10-25 23:06:40,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:40,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:40,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:40,755 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand 5 states. [2020-10-25 23:06:40,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:40,834 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2020-10-25 23:06:40,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:40,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-25 23:06:40,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:40,837 INFO L225 Difference]: With dead ends: 187 [2020-10-25 23:06:40,837 INFO L226 Difference]: Without dead ends: 123 [2020-10-25 23:06:40,838 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 [2020-10-25 23:06:40,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-25 23:06:40,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2020-10-25 23:06:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-25 23:06:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2020-10-25 23:06:40,851 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2020-10-25 23:06:40,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:40,851 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2020-10-25 23:06:40,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2020-10-25 23:06:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-25 23:06:40,853 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:40,853 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] [2020-10-25 23:06:40,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 23:06:40,854 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:40,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:40,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1870609821, now seen corresponding path program 1 times [2020-10-25 23:06:40,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:40,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120562855] [2020-10-25 23:06:40,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:40,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120562855] [2020-10-25 23:06:40,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:40,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:40,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185185390] [2020-10-25 23:06:40,966 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:40,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:40,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:40,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:40,967 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand 5 states. [2020-10-25 23:06:41,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,120 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2020-10-25 23:06:41,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:06:41,121 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-25 23:06:41,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,124 INFO L225 Difference]: With dead ends: 381 [2020-10-25 23:06:41,124 INFO L226 Difference]: Without dead ends: 311 [2020-10-25 23:06:41,125 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:41,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-10-25 23:06:41,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2020-10-25 23:06:41,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-25 23:06:41,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2020-10-25 23:06:41,148 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2020-10-25 23:06:41,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,149 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2020-10-25 23:06:41,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:41,149 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2020-10-25 23:06:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:41,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,151 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] [2020-10-25 23:06:41,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 23:06:41,151 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1353310945, now seen corresponding path program 1 times [2020-10-25 23:06:41,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680844672] [2020-10-25 23:06:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:41,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680844672] [2020-10-25 23:06:41,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 23:06:41,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118275255] [2020-10-25 23:06:41,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:06:41,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:06:41,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:41,352 INFO L87 Difference]: Start difference. First operand 123 states and 167 transitions. Second operand 4 states. [2020-10-25 23:06:41,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,522 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2020-10-25 23:06:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 23:06:41,523 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-25 23:06:41,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,527 INFO L225 Difference]: With dead ends: 254 [2020-10-25 23:06:41,527 INFO L226 Difference]: Without dead ends: 184 [2020-10-25 23:06:41,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:41,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2020-10-25 23:06:41,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2020-10-25 23:06:41,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-10-25 23:06:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2020-10-25 23:06:41,576 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2020-10-25 23:06:41,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,577 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2020-10-25 23:06:41,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:06:41,577 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2020-10-25 23:06:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:41,579 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,581 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] [2020-10-25 23:06:41,581 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 23:06:41,581 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,582 INFO L82 PathProgramCache]: Analyzing trace with hash 342193695, now seen corresponding path program 1 times [2020-10-25 23:06:41,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233910182] [2020-10-25 23:06:41,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:41,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233910182] [2020-10-25 23:06:41,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:41,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858182908] [2020-10-25 23:06:41,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 23:06:41,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 23:06:41,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 23:06:41,674 INFO L87 Difference]: Start difference. First operand 181 states and 246 transitions. Second operand 4 states. [2020-10-25 23:06:41,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:41,745 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2020-10-25 23:06:41,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 23:06:41,746 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-25 23:06:41,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:41,748 INFO L225 Difference]: With dead ends: 428 [2020-10-25 23:06:41,749 INFO L226 Difference]: Without dead ends: 299 [2020-10-25 23:06:41,750 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 [2020-10-25 23:06:41,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-25 23:06:41,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2020-10-25 23:06:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-10-25 23:06:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2020-10-25 23:06:41,771 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2020-10-25 23:06:41,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:41,771 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2020-10-25 23:06:41,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 23:06:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2020-10-25 23:06:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:41,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:41,773 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] [2020-10-25 23:06:41,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 23:06:41,774 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:41,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:41,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1727755226, now seen corresponding path program 1 times [2020-10-25 23:06:41,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:41,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47472132] [2020-10-25 23:06:41,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:41,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47472132] [2020-10-25 23:06:41,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:41,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-25 23:06:41,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827961748] [2020-10-25 23:06:41,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:06:41,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:41,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:06:41,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:06:41,878 INFO L87 Difference]: Start difference. First operand 175 states and 238 transitions. Second operand 7 states. [2020-10-25 23:06:42,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,228 INFO L93 Difference]: Finished difference Result 514 states and 710 transitions. [2020-10-25 23:06:42,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:06:42,228 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-10-25 23:06:42,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,231 INFO L225 Difference]: With dead ends: 514 [2020-10-25 23:06:42,231 INFO L226 Difference]: Without dead ends: 345 [2020-10-25 23:06:42,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-10-25 23:06:42,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-10-25 23:06:42,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 154. [2020-10-25 23:06:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-25 23:06:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2020-10-25 23:06:42,253 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2020-10-25 23:06:42,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,256 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2020-10-25 23:06:42,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:06:42,256 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2020-10-25 23:06:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-25 23:06:42,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,263 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] [2020-10-25 23:06:42,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 23:06:42,264 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,265 INFO L82 PathProgramCache]: Analyzing trace with hash 600359133, now seen corresponding path program 1 times [2020-10-25 23:06:42,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402390235] [2020-10-25 23:06:42,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:42,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402390235] [2020-10-25 23:06:42,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-25 23:06:42,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523560219] [2020-10-25 23:06:42,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:06:42,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:06:42,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:06:42,383 INFO L87 Difference]: Start difference. First operand 154 states and 202 transitions. Second operand 7 states. [2020-10-25 23:06:42,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,520 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2020-10-25 23:06:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-25 23:06:42,528 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-10-25 23:06:42,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,530 INFO L225 Difference]: With dead ends: 391 [2020-10-25 23:06:42,531 INFO L226 Difference]: Without dead ends: 243 [2020-10-25 23:06:42,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-25 23:06:42,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-10-25 23:06:42,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2020-10-25 23:06:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-25 23:06:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2020-10-25 23:06:42,553 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2020-10-25 23:06:42,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,554 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2020-10-25 23:06:42,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:06:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2020-10-25 23:06:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-25 23:06:42,556 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,556 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:42,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 23:06:42,557 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,557 INFO L82 PathProgramCache]: Analyzing trace with hash 241491333, now seen corresponding path program 1 times [2020-10-25 23:06:42,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675466027] [2020-10-25 23:06:42,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,641 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-25 23:06:42,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675466027] [2020-10-25 23:06:42,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 23:06:42,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547437721] [2020-10-25 23:06:42,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 23:06:42,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 23:06:42,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-25 23:06:42,651 INFO L87 Difference]: Start difference. First operand 142 states and 183 transitions. Second operand 6 states. [2020-10-25 23:06:42,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:42,741 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2020-10-25 23:06:42,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:42,742 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2020-10-25 23:06:42,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:42,744 INFO L225 Difference]: With dead ends: 285 [2020-10-25 23:06:42,744 INFO L226 Difference]: Without dead ends: 175 [2020-10-25 23:06:42,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-25 23:06:42,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-25 23:06:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2020-10-25 23:06:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-25 23:06:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2020-10-25 23:06:42,761 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2020-10-25 23:06:42,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:42,761 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2020-10-25 23:06:42,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 23:06:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2020-10-25 23:06:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-25 23:06:42,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:42,763 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:42,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 23:06:42,764 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:42,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:42,765 INFO L82 PathProgramCache]: Analyzing trace with hash -330933439, now seen corresponding path program 1 times [2020-10-25 23:06:42,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:42,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870023032] [2020-10-25 23:06:42,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 23:06:42,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870023032] [2020-10-25 23:06:42,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:42,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 23:06:42,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079321947] [2020-10-25 23:06:42,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:42,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:42,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:42,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:42,872 INFO L87 Difference]: Start difference. First operand 126 states and 163 transitions. Second operand 5 states. [2020-10-25 23:06:43,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,014 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2020-10-25 23:06:43,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 23:06:43,015 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-25 23:06:43,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,019 INFO L225 Difference]: With dead ends: 656 [2020-10-25 23:06:43,019 INFO L226 Difference]: Without dead ends: 536 [2020-10-25 23:06:43,020 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 [2020-10-25 23:06:43,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2020-10-25 23:06:43,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2020-10-25 23:06:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-25 23:06:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2020-10-25 23:06:43,054 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2020-10-25 23:06:43,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,054 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2020-10-25 23:06:43,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2020-10-25 23:06:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:06:43,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,056 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:43,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 23:06:43,056 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,057 INFO L82 PathProgramCache]: Analyzing trace with hash -454216901, now seen corresponding path program 1 times [2020-10-25 23:06:43,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452888517] [2020-10-25 23:06:43,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-25 23:06:43,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452888517] [2020-10-25 23:06:43,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 23:06:43,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 23:06:43,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866842186] [2020-10-25 23:06:43,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 23:06:43,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 23:06:43,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 23:06:43,167 INFO L87 Difference]: Start difference. First operand 244 states and 310 transitions. Second operand 5 states. [2020-10-25 23:06:43,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,255 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2020-10-25 23:06:43,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:43,255 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-10-25 23:06:43,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,262 INFO L225 Difference]: With dead ends: 516 [2020-10-25 23:06:43,262 INFO L226 Difference]: Without dead ends: 330 [2020-10-25 23:06:43,263 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 [2020-10-25 23:06:43,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-10-25 23:06:43,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2020-10-25 23:06:43,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-25 23:06:43,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2020-10-25 23:06:43,295 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2020-10-25 23:06:43,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,296 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2020-10-25 23:06:43,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 23:06:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2020-10-25 23:06:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 23:06:43,298 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,299 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 23:06:43,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 23:06:43,299 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:43,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:43,300 INFO L82 PathProgramCache]: Analyzing trace with hash -196051463, now seen corresponding path program 1 times [2020-10-25 23:06:43,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:43,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200741788] [2020-10-25 23:06:43,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:06:43,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200741788] [2020-10-25 23:06:43,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457003581] [2020-10-25 23:06:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 23:06:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:43,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 23:06:43,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:06:43,708 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-25 23:06:43,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:06:43,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-10-25 23:06:43,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003186875] [2020-10-25 23:06:43,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-25 23:06:43,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:43,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-25 23:06:43,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-25 23:06:43,712 INFO L87 Difference]: Start difference. First operand 250 states and 316 transitions. Second operand 8 states. [2020-10-25 23:06:43,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:43,924 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2020-10-25 23:06:43,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 23:06:43,924 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 54 [2020-10-25 23:06:43,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:43,926 INFO L225 Difference]: With dead ends: 608 [2020-10-25 23:06:43,927 INFO L226 Difference]: Without dead ends: 364 [2020-10-25 23:06:43,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-25 23:06:43,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-10-25 23:06:43,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2020-10-25 23:06:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-10-25 23:06:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2020-10-25 23:06:43,973 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2020-10-25 23:06:43,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:43,973 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2020-10-25 23:06:43,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-25 23:06:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2020-10-25 23:06:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-25 23:06:43,975 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 23:06:43,975 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] [2020-10-25 23:06:44,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-25 23:06:44,190 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 23:06:44,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 23:06:44,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1813338442, now seen corresponding path program 1 times [2020-10-25 23:06:44,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 23:06:44,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284146522] [2020-10-25 23:06:44,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 23:06:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-25 23:06:44,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284146522] [2020-10-25 23:06:44,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109926847] [2020-10-25 23:06:44,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 23:06:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 23:06:44,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-25 23:06:44,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 23:06:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-25 23:06:44,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 23:06:44,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-10-25 23:06:44,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319440322] [2020-10-25 23:06:44,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 23:06:44,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 23:06:44,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 23:06:44,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-25 23:06:44,553 INFO L87 Difference]: Start difference. First operand 236 states and 289 transitions. Second operand 7 states. [2020-10-25 23:06:44,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 23:06:44,837 INFO L93 Difference]: Finished difference Result 814 states and 1020 transitions. [2020-10-25 23:06:44,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-25 23:06:44,838 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-10-25 23:06:44,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 23:06:44,839 INFO L225 Difference]: With dead ends: 814 [2020-10-25 23:06:44,839 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 23:06:44,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-25 23:06:44,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 23:06:44,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 23:06:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 23:06:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 23:06:44,842 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-10-25 23:06:44,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 23:06:44,842 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 23:06:44,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 23:06:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 23:06:44,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 23:06:45,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-25 23:06:45,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 23:06:45,870 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 217 [2020-10-25 23:06:45,988 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 76 [2020-10-25 23:06:46,484 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 181 [2020-10-25 23:06:46,637 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 91 [2020-10-25 23:06:46,952 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 152 [2020-10-25 23:06:47,126 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 117 [2020-10-25 23:06:47,375 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 157 [2020-10-25 23:06:49,425 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 206 DAG size of output: 52 [2020-10-25 23:06:49,805 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-10-25 23:06:50,268 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2020-10-25 23:06:51,704 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 176 DAG size of output: 40 [2020-10-25 23:06:52,480 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 41 [2020-10-25 23:06:53,739 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 142 DAG size of output: 53 [2020-10-25 23:06:53,962 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2020-10-25 23:06:55,025 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 111 DAG size of output: 63 [2020-10-25 23:06:56,216 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 146 DAG size of output: 66 [2020-10-25 23:06:56,812 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 52 [2020-10-25 23:06:57,140 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L961(line 961) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L961-1(line 961) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L961-2(line 961) no Hoare annotation was computed. [2020-10-25 23:06:57,145 INFO L274 CegarLoopResult]: For program point L335(lines 335 348) no Hoare annotation was computed. [2020-10-25 23:06:57,146 INFO L270 CegarLoopResult]: At program point L335-1(lines 1 964) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse10 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse14 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse20 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse15 (= ULTIMATE.start_main_~tmp~9 1)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse21 (<= 2 ~waterLevel~0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse22 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse23 (not .cse6)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse24 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse10 .cse4 .cse5 .cse11 .cse12 .cse13 .cse6 .cse7 .cse8) (and (= ~waterLevel~0 1) .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse14 .cse10 .cse15 .cse16 .cse13 .cse7 .cse8 .cse9 .cse0 .cse17 .cse18 .cse19 .cse11 .cse12) (and .cse14 .cse1 .cse2 .cse3 .cse20 .cse15 .cse16 .cse21 .cse7 .cse8 .cse22 .cse17 .cse23 .cse18 .cse24) (and .cse0 .cse14 .cse1 .cse2 .cse3 .cse15 .cse18 .cse5 .cse19 .cse16 .cse7 .cse8) (and .cse14 .cse20 .cse15 .cse16 .cse21 .cse13 .cse7 .cse8 .cse9 .cse22 .cse17 .cse23 .cse18 .cse11 .cse24)))) [2020-10-25 23:06:57,146 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 348) no Hoare annotation was computed. [2020-10-25 23:06:57,147 INFO L270 CegarLoopResult]: At program point L335-3(lines 1 964) the Hoare annotation is: false [2020-10-25 23:06:57,147 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 348) no Hoare annotation was computed. [2020-10-25 23:06:57,147 INFO L270 CegarLoopResult]: At program point L335-5(lines 1 964) the Hoare annotation is: false [2020-10-25 23:06:57,147 INFO L270 CegarLoopResult]: At program point L171(lines 166 174) the Hoare annotation is: (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) (= ULTIMATE.start_main_~tmp~9 1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not (= ~pumpRunning~0 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2)) [2020-10-25 23:06:57,147 INFO L270 CegarLoopResult]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2020-10-25 23:06:57,147 INFO L270 CegarLoopResult]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2020-10-25 23:06:57,147 INFO L274 CegarLoopResult]: For program point L437(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L437-1(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L437-2(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L437-3(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L437-4(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L437-5(lines 437 443) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L239-3(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L239-5(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,148 INFO L274 CegarLoopResult]: For program point L239-6(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L274 CegarLoopResult]: For program point L239-8(lines 239 243) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L274 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L274 CegarLoopResult]: For program point L339(lines 339 345) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L274 CegarLoopResult]: For program point L273(lines 273 279) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L274 CegarLoopResult]: For program point L339-2(lines 339 345) no Hoare annotation was computed. [2020-10-25 23:06:57,149 INFO L270 CegarLoopResult]: At program point L273-1(lines 273 279) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse21 (= ~waterLevel~0 1)) (.cse13 (= ULTIMATE.start_main_~tmp~9 1)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0))) (let ((.cse12 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse19 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse16 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse11 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse22 (let ((.cse23 (not .cse4))) (or (and .cse13 .cse23 .cse18 .cse2 .cse3 .cse5) (and .cse21 .cse13 .cse23 .cse18 .cse2 .cse5)))) (.cse14 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse8 .cse9 .cse10 .cse0 .cse2 .cse4 .cse5 .cse7) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse5 .cse7 .cse16 .cse17 .cse18 .cse19 .cse20 .cse1 .cse6) (and .cse21 .cse0 .cse2 .cse1 .cse4 .cse5 .cse7) (and .cse16 .cse12 .cse0 .cse1 .cse19 .cse2 .cse15 .cse4 .cse5 .cse6 .cse7) (and .cse16 .cse11 .cse22 .cse1 .cse14 .cse15 .cse6 .cse7) (and .cse11 .cse8 .cse9 .cse10 .cse13 .cse17 .cse18 .cse20 .cse14 .cse5 .cse6 .cse7) (and .cse11 .cse8 .cse9 .cse10 .cse22 .cse14 .cse6 .cse7) (and .cse8 .cse9 .cse10 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7)))) [2020-10-25 23:06:57,150 INFO L274 CegarLoopResult]: For program point L339-4(lines 339 345) no Hoare annotation was computed. [2020-10-25 23:06:57,150 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,150 INFO L270 CegarLoopResult]: At program point L309(lines 262 310) the Hoare annotation is: false [2020-10-25 23:06:57,150 INFO L270 CegarLoopResult]: At program point L442(lines 433 446) the Hoare annotation is: false [2020-10-25 23:06:57,150 INFO L270 CegarLoopResult]: At program point L442-1(lines 433 446) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse1)) (.cse11 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse10 .cse11 .cse0 .cse2 .cse3 .cse5 .cse6 .cse8) (and .cse10 .cse11 .cse2 .cse3 .cse9 .cse5 .cse6 .cse8)))) [2020-10-25 23:06:57,150 INFO L270 CegarLoopResult]: At program point L442-2(lines 433 446) the Hoare annotation is: false [2020-10-25 23:06:57,150 INFO L270 CegarLoopResult]: At program point L442-3(lines 433 446) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L442-4(lines 433 446) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L442-5(lines 433 446) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L872-2(lines 872 886) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L245(lines 230 248) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse8))) [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L245-1(lines 230 248) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L270 CegarLoopResult]: At program point L245-2(lines 230 248) the Hoare annotation is: false [2020-10-25 23:06:57,151 INFO L274 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-10-25 23:06:57,151 INFO L274 CegarLoopResult]: For program point L876(lines 876 880) no Hoare annotation was computed. [2020-10-25 23:06:57,152 INFO L274 CegarLoopResult]: For program point L876-1(lines 60 66) no Hoare annotation was computed. [2020-10-25 23:06:57,152 INFO L274 CegarLoopResult]: For program point L943(lines 943 950) no Hoare annotation was computed. [2020-10-25 23:06:57,152 INFO L277 CegarLoopResult]: At program point L943-1(lines 943 950) the Hoare annotation is: true [2020-10-25 23:06:57,152 INFO L274 CegarLoopResult]: For program point L283(lines 283 289) no Hoare annotation was computed. [2020-10-25 23:06:57,152 INFO L270 CegarLoopResult]: At program point L283-1(lines 283 289) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_main_~tmp~9 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse13 (let ((.cse14 (not .cse3))) (or (and .cse9 .cse14 .cse10 .cse2 (<= 2 ~waterLevel~0) .cse4) (and (= ~waterLevel~0 1) .cse9 .cse14 .cse10 .cse2 .cse4)))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse12 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse13 .cse12 .cse5 .cse6) (and .cse7 .cse13 .cse1 .cse12 .cse5 .cse6) (and .cse7 .cse9 .cse10 .cse11 .cse2 .cse1 .cse12 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6)))) [2020-10-25 23:06:57,152 INFO L274 CegarLoopResult]: For program point L118(lines 118 135) no Hoare annotation was computed. [2020-10-25 23:06:57,152 INFO L274 CegarLoopResult]: For program point L118-1(lines 118 135) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L118-2(lines 118 135) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L270 CegarLoopResult]: At program point L482(lines 1 964) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220-3(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220-5(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220-6(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,153 INFO L274 CegarLoopResult]: For program point L220-8(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-9(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-11(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-12(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-14(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-15(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L274 CegarLoopResult]: For program point L220-17(lines 220 224) no Hoare annotation was computed. [2020-10-25 23:06:57,154 INFO L270 CegarLoopResult]: At program point L452(lines 447 455) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse8))) [2020-10-25 23:06:57,154 INFO L270 CegarLoopResult]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2020-10-25 23:06:57,155 INFO L270 CegarLoopResult]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L122(lines 122 130) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L122-1(lines 122 130) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L122-2(lines 122 130) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L92(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L92-3(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,155 INFO L274 CegarLoopResult]: For program point L92-4(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,156 INFO L274 CegarLoopResult]: For program point L92-5(lines 92 109) no Hoare annotation was computed. [2020-10-25 23:06:57,156 INFO L270 CegarLoopResult]: At program point L60(lines 59 78) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse9 (= ULTIMATE.start_main_~tmp~9 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse2 .cse1 .cse11 .cse4 .cse6) (and .cse8 .cse7 .cse12 .cse9 .cse10 .cse2 .cse11 .cse4 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6))) [2020-10-25 23:06:57,156 INFO L274 CegarLoopResult]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2020-10-25 23:06:57,156 INFO L270 CegarLoopResult]: At program point L60-2(lines 59 78) the Hoare annotation is: false [2020-10-25 23:06:57,156 INFO L270 CegarLoopResult]: At program point L60-3(lines 59 78) the Hoare annotation is: false [2020-10-25 23:06:57,156 INFO L277 CegarLoopResult]: At program point L952(lines 933 955) the Hoare annotation is: true [2020-10-25 23:06:57,156 INFO L270 CegarLoopResult]: At program point L490(lines 485 493) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226(lines 211 229) the Hoare annotation is: false [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226-1(lines 211 229) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0))) (let ((.cse0 (not .cse14)) (.cse1 (not .cse12)) (.cse2 (<= ~waterLevel~0 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse5)) (.cse3 (= ULTIMATE.start_main_~tmp~9 1)) (.cse13 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse15 (not .cse8)) (.cse16 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= ~waterLevel~0 2)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 1 ~systemActive~0) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse3 .cse13 .cse14 .cse15 .cse16 .cse6 .cse7 .cse17 .cse9) (and .cse0 .cse1 .cse2 .cse11 .cse3 .cse13 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse12 .cse3 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse7 .cse17 .cse9)))) [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226-2(lines 211 229) the Hoare annotation is: false [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226-3(lines 211 229) the Hoare annotation is: false [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226-4(lines 211 229) the Hoare annotation is: false [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L226-5(lines 211 229) the Hoare annotation is: false [2020-10-25 23:06:57,157 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 23:06:57,157 INFO L270 CegarLoopResult]: At program point L920(lines 916 922) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~9 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L293(lines 293 304) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L360(lines 360 364) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L360-3(lines 360 364) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L360-6(lines 360 364) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96-3(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96-4(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,158 INFO L274 CegarLoopResult]: For program point L96-5(lines 96 104) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L274 CegarLoopResult]: For program point L329-2(lines 329 349) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L274 CegarLoopResult]: For program point L329-4(lines 329 349) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 23:06:57,159 INFO L270 CegarLoopResult]: At program point L429(lines 424 432) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_main_~tmp~9 1)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse3 (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse11 .cse5 .cse7 .cse8 .cse0 .cse1 .cse12 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~1 0) .cse3) (and .cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) .cse10 .cse11 (<= 2 ~waterLevel~0) .cse5 .cse7 .cse8 .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse12 .cse3 (<= ~waterLevel~0 2)))) [2020-10-25 23:06:57,159 INFO L270 CegarLoopResult]: At program point L429-1(lines 424 432) the Hoare annotation is: false [2020-10-25 23:06:57,160 INFO L270 CegarLoopResult]: At program point L429-2(lines 424 432) the Hoare annotation is: false [2020-10-25 23:06:57,160 INFO L274 CegarLoopResult]: For program point L264(lines 263 308) no Hoare annotation was computed. [2020-10-25 23:06:57,160 INFO L270 CegarLoopResult]: At program point L397(lines 392 400) the Hoare annotation is: (let ((.cse20 (= ~pumpRunning~0 0))) (let ((.cse6 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse15 (<= 2 ~waterLevel~0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (not .cse20)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse18 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse19 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse10 .cse11) (and .cse1 .cse14 .cse2 .cse8 .cse15 .cse9 .cse10 .cse11 .cse16 .cse17 .cse4 .cse3 .cse7 .cse18) (and .cse0 .cse19 .cse7 .cse5 .cse9 .cse20 .cse10 .cse11) (and .cse1 .cse12 .cse13 .cse14 .cse2 .cse8 .cse15 .cse10 .cse11 .cse16 .cse17 .cse4 .cse3 .cse18) (and .cse0 .cse12 .cse13 .cse19 .cse5 .cse20 .cse10 .cse11)))) [2020-10-25 23:06:57,160 INFO L270 CegarLoopResult]: At program point L397-1(lines 392 400) the Hoare annotation is: false [2020-10-25 23:06:57,160 INFO L270 CegarLoopResult]: At program point L397-2(lines 392 400) the Hoare annotation is: false [2020-10-25 23:06:57,160 INFO L274 CegarLoopResult]: For program point L265(lines 265 269) no Hoare annotation was computed. [2020-10-25 23:06:57,161 INFO L270 CegarLoopResult]: At program point L67(lines 67 73) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0))) (let ((.cse1 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse10 (= ULTIMATE.start_main_~tmp~9 1)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse12 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse15 (not .cse4)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse17 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse7 .cse9 .cse10 .cse11 .cse12 .cse5 .cse6 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse8 .cse10 .cse16 .cse18 .cse3 .cse2 .cse11 .cse5 .cse6) (and .cse0 .cse8 .cse7 .cse10 .cse16 .cse18 .cse3 .cse11 .cse5 .cse6) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse5 .cse6 .cse13 .cse14 .cse15 .cse16 .cse2 .cse17)))) [2020-10-25 23:06:57,161 INFO L270 CegarLoopResult]: At program point L67-1(lines 67 73) the Hoare annotation is: false [2020-10-25 23:06:57,161 INFO L270 CegarLoopResult]: At program point L67-2(lines 67 73) the Hoare annotation is: false [2020-10-25 23:06:57,161 INFO L274 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-25 23:06:57,161 INFO L274 CegarLoopResult]: For program point L299-2(lines 60 66) no Hoare annotation was computed. [2020-10-25 23:06:57,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 11:06:57 BoogieIcfgContainer [2020-10-25 23:06:57,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 23:06:57,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 23:06:57,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 23:06:57,230 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 23:06:57,230 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 11:06:39" (3/4) ... [2020-10-25 23:06:57,236 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 23:06:57,266 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-25 23:06:57,268 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-25 23:06:57,269 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-25 23:06:57,270 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-25 23:06:57,271 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-25 23:06:57,273 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:57,274 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 23:06:57,311 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-25 23:06:57,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-25 23:06:57,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && \result == systemActive) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1)) || ((((((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-10-25 23:06:57,313 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == systemActive) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == 0 && tmp___0 <= 1) && tmp == systemActive) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == 0 && !(\result == 0)) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && tmp == 0) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((\result == 1 && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-25 23:06:57,314 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((!(\result == 0) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-25 23:06:57,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-25 23:06:57,317 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-10-25 23:06:57,319 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:57,320 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:57,320 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && \result == 0) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((\result == 0 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:57,327 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && waterLevel <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) [2020-10-25 23:06:57,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) [2020-10-25 23:06:57,329 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1)) || (((((((((((!(\result == 0) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-25 23:06:57,329 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(\result == 0)) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2 [2020-10-25 23:06:57,444 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 23:06:57,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 23:06:57,446 INFO L168 Benchmark]: Toolchain (without parser) took 20341.81 ms. Allocated memory was 52.4 MB in the beginning and 234.9 MB in the end (delta: 182.5 MB). Free memory was 28.8 MB in the beginning and 191.5 MB in the end (delta: -162.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,446 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 37.7 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 23:06:57,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.88 ms. Allocated memory is still 52.4 MB. Free memory was 28.2 MB in the beginning and 34.4 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.68 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 30.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,447 INFO L168 Benchmark]: Boogie Preprocessor took 53.57 ms. Allocated memory is still 52.4 MB. Free memory was 30.7 MB in the beginning and 27.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,448 INFO L168 Benchmark]: RCFGBuilder took 1348.71 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.9 MB in the beginning and 34.0 MB in the end (delta: -6.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,448 INFO L168 Benchmark]: TraceAbstraction took 17950.40 ms. Allocated memory was 62.9 MB in the beginning and 234.9 MB in the end (delta: 172.0 MB). Free memory was 33.6 MB in the beginning and 203.0 MB in the end (delta: -169.4 MB). Peak memory consumption was 137.9 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,449 INFO L168 Benchmark]: Witness Printer took 216.90 ms. Allocated memory is still 234.9 MB. Free memory was 202.0 MB in the beginning and 191.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-10-25 23:06:57,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 37.7 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 671.88 ms. Allocated memory is still 52.4 MB. Free memory was 28.2 MB in the beginning and 34.4 MB in the end (delta: -6.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.68 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 30.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.57 ms. Allocated memory is still 52.4 MB. Free memory was 30.7 MB in the beginning and 27.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1348.71 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 27.9 MB in the beginning and 34.0 MB in the end (delta: -6.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17950.40 ms. Allocated memory was 62.9 MB in the beginning and 234.9 MB in the end (delta: 172.0 MB). Free memory was 33.6 MB in the beginning and 203.0 MB in the end (delta: -169.4 MB). Peak memory consumption was 137.9 MB. Max. memory is 16.1 GB. * Witness Printer took 216.90 ms. Allocated memory is still 234.9 MB. Free memory was 202.0 MB in the beginning and 191.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((((!(\result == 0) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((!(\result == 0) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((!(\result == 0) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && \result == 0) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((\result == 0 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && waterLevel <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(\result == 0)) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: ((((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1) || (((((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((!(tmp == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && \result == 1)) || (((((((((((!(\result == 0) && \result == 0) && tmp == 1) && \result == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && waterLevel <= 1) && \result == systemActive) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1)) || ((((((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((waterLevel <= 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && tmp___0 <= 1) && tmp == 1) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == systemActive) && tmp == 0) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || ((((((waterLevel == 1 && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((tmp == 0 && tmp___0 <= 1) && tmp == systemActive) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((tmp == 0 && !(\result == 0)) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 1) && \result == systemActive) && tmp == 0) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == 1 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((((waterLevel == 1 && tmp == 1) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && !(tmp___0 == 0)) && waterLevel <= 2) && \result == 1)) || (((((((((\result == 1 && tmp == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((((((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((((((waterLevel <= 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && tmp == 1) && !(tmp___0 == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && \result == systemActive) && !(pumpRunning == 0)) && tmp == 0) && waterLevel <= 2)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.7s, OverallIterations: 15, TraceHistogramMax: 2, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1517 SDtfs, 2538 SDslu, 2725 SDs, 0 SdLazy, 388 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=13, 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, 15 MinimizatonAttempts, 1205 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 252 NumberOfFragments, 2036 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3234868 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 45 FomulaSimplificationsInter, 554831 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 55768 SizeOfPredicates, 8 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 86/102 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...