./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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_spec2_product30.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 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:14:49,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:14:49,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:14:49,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:14:49,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:14:49,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:14:49,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:14:49,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:14:49,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:14:49,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:14:49,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:14:49,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:14:49,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:14:49,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:14:49,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:14:49,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:14:49,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:14:49,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:14:49,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:14:49,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:14:49,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:14:49,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:14:49,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:14:49,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:14:49,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:14:49,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:14:49,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:14:49,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:14:49,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:14:49,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:14:49,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:14:49,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:14:49,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:14:49,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:14:49,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:14:49,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:14:49,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:14:49,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:14:49,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:14:49,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:14:49,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:14:49,777 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:14:49,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:14:49,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:14:49,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:14:49,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:14:49,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:14:49,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:14:49,809 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:14:49,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:14:49,809 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:14:49,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:14:49,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:14:49,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:14:49,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:14:49,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:14:49,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:14:49,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:14:49,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:14:49,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:14:49,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:14:49,813 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:14:49,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 [2021-08-29 16:14:50,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:14:50,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:14:50,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:14:50,131 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:14:50,132 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:14:50,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-08-29 16:14:50,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5cc75d69/c618591151a940f49d8e68dbbfee79e8/FLAG61bd6779e [2021-08-29 16:14:50,595 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:14:50,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-08-29 16:14:50,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5cc75d69/c618591151a940f49d8e68dbbfee79e8/FLAG61bd6779e [2021-08-29 16:14:50,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5cc75d69/c618591151a940f49d8e68dbbfee79e8 [2021-08-29 16:14:50,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:14:50,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:14:50,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:14:50,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:14:50,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:14:50,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:14:50" (1/1) ... [2021-08-29 16:14:50,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1570b0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:50, skipping insertion in model container [2021-08-29 16:14:50,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:14:50" (1/1) ... [2021-08-29 16:14:50,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:14:50,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:14:50,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-08-29 16:14:50,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:14:50,953 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:14:51,013 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-08-29 16:14:51,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:14:51,027 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:14:51,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51 WrapperNode [2021-08-29 16:14:51,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:14:51,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:14:51,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:14:51,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:14:51,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:14:51,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:14:51,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:14:51,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:14:51,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:14:51,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:14:51,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:14:51,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:14:51,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (1/1) ... [2021-08-29 16:14:51,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:14:51,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:14:51,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 16:14:51,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 16:14:51,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:14:51,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:14:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:14:51,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:14:51,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:14:51,707 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-08-29 16:14:51,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:14:51 BoogieIcfgContainer [2021-08-29 16:14:51,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:14:51,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:14:51,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:14:51,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:14:51,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:14:50" (1/3) ... [2021-08-29 16:14:51,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d1b698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:14:51, skipping insertion in model container [2021-08-29 16:14:51,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:14:51" (2/3) ... [2021-08-29 16:14:51,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d1b698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:14:51, skipping insertion in model container [2021-08-29 16:14:51,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:14:51" (3/3) ... [2021-08-29 16:14:51,715 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2021-08-29 16:14:51,718 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:14:51,719 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:14:51,751 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:14:51,757 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 16:14:51,757 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:14:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:51,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-29 16:14:51,774 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:14:51,774 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:14:51,775 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:14:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:14:51,781 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-08-29 16:14:51,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:14:51,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146204284] [2021-08-29 16:14:51,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:14:51,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:14:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:14:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:14:52,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:14:52,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146204284] [2021-08-29 16:14:52,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146204284] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:14:52,058 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:14:52,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:14:52,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755012337] [2021-08-29 16:14:52,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:14:52,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:14:52,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:14:52,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:14:52,079 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:14:52,252 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-08-29 16:14:52,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:14:52,254 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-08-29 16:14:52,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:14:52,260 INFO L225 Difference]: With dead ends: 211 [2021-08-29 16:14:52,260 INFO L226 Difference]: Without dead ends: 105 [2021-08-29 16:14:52,262 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:14:52,265 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 114.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.80ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 149.47ms IncrementalHoareTripleChecker+Time [2021-08-29 16:14:52,265 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 156 Unknown, 0 Unchecked, 0.80ms Time], IncrementalHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 149.47ms Time] [2021-08-29 16:14:52,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-08-29 16:14:52,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-08-29 16:14:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-08-29 16:14:52,302 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-08-29 16:14:52,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:14:52,302 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-08-29 16:14:52,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-08-29 16:14:52,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:14:52,306 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:14:52,306 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:14:52,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:14:52,307 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:14:52,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:14:52,308 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-08-29 16:14:52,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:14:52,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015694617] [2021-08-29 16:14:52,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:14:52,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:14:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:14:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:14:52,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:14:52,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015694617] [2021-08-29 16:14:52,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015694617] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:14:52,417 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:14:52,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:14:52,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860349122] [2021-08-29 16:14:52,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:14:52,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:14:52,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:14:52,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:14:52,419 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:14:52,526 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-08-29 16:14:52,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:14:52,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-08-29 16:14:52,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:14:52,527 INFO L225 Difference]: With dead ends: 105 [2021-08-29 16:14:52,527 INFO L226 Difference]: Without dead ends: 45 [2021-08-29 16:14:52,527 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.42ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:14:52,528 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 56 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.55ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 100.08ms IncrementalHoareTripleChecker+Time [2021-08-29 16:14:52,528 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 0 Invalid, 70 Unknown, 0 Unchecked, 0.55ms Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 100.08ms Time] [2021-08-29 16:14:52,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-08-29 16:14:52,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-08-29 16:14:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-08-29 16:14:52,531 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-08-29 16:14:52,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:14:52,531 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-08-29 16:14:52,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-08-29 16:14:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-29 16:14:52,532 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:14:52,532 INFO L513 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] [2021-08-29 16:14:52,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:14:52,532 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:14:52,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:14:52,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-08-29 16:14:52,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:14:52,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656397863] [2021-08-29 16:14:52,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:14:52,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:14:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:14:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:14:52,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:14:52,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656397863] [2021-08-29 16:14:52,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656397863] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:14:52,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:14:52,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:14:52,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286614603] [2021-08-29 16:14:52,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:14:52,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:14:52,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:14:52,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:14:52,603 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:14:52,679 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-08-29 16:14:52,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:14:52,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-08-29 16:14:52,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:14:52,679 INFO L225 Difference]: With dead ends: 83 [2021-08-29 16:14:52,680 INFO L226 Difference]: Without dead ends: 45 [2021-08-29 16:14:52,680 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.37ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:14:52,681 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 60 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.48ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.24ms IncrementalHoareTripleChecker+Time [2021-08-29 16:14:52,681 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 0 Invalid, 64 Unknown, 0 Unchecked, 0.48ms Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 69.24ms Time] [2021-08-29 16:14:52,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-08-29 16:14:52,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-08-29 16:14:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-08-29 16:14:52,684 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-08-29 16:14:52,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:14:52,685 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-08-29 16:14:52,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-08-29 16:14:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:14:52,686 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:14:52,686 INFO L513 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] [2021-08-29 16:14:52,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:14:52,686 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:14:52,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:14:52,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-08-29 16:14:52,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:14:52,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91525490] [2021-08-29 16:14:52,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:14:52,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:14:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:14:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:14:52,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:14:52,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91525490] [2021-08-29 16:14:52,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91525490] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:14:52,726 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:14:52,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:14:52,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418809077] [2021-08-29 16:14:52,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:14:52,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:14:52,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:14:52,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:14:52,728 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:14:53,042 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-08-29 16:14:53,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-29 16:14:53,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-29 16:14:53,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:14:53,044 INFO L225 Difference]: With dead ends: 207 [2021-08-29 16:14:53,044 INFO L226 Difference]: Without dead ends: 169 [2021-08-29 16:14:53,044 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 22.96ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:14:53,045 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 190 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 210.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.47ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 277.07ms IncrementalHoareTripleChecker+Time [2021-08-29 16:14:53,045 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 0 Invalid, 426 Unknown, 0 Unchecked, 3.47ms Time], IncrementalHoareTripleChecker [8 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 277.07ms Time] [2021-08-29 16:14:53,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-08-29 16:14:53,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-08-29 16:14:53,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-08-29 16:14:53,052 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-08-29 16:14:53,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:14:53,053 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-08-29 16:14:53,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,053 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-08-29 16:14:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-29 16:14:53,054 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:14:53,054 INFO L513 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] [2021-08-29 16:14:53,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:14:53,054 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:14:53,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:14:53,055 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-08-29 16:14:53,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:14:53,055 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488780367] [2021-08-29 16:14:53,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:14:53,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:14:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:14:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:14:53,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:14:53,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488780367] [2021-08-29 16:14:53,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488780367] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:14:53,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:14:53,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:14:53,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816846749] [2021-08-29 16:14:53,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:14:53,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:14:53,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:14:53,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:14:53,096 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:14:53,247 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-08-29 16:14:53,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:14:53,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-29 16:14:53,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:14:53,248 INFO L225 Difference]: With dead ends: 176 [2021-08-29 16:14:53,248 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:14:53,249 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.19ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:14:53,250 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 82 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 97.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.87ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.34ms IncrementalHoareTripleChecker+Time [2021-08-29 16:14:53,250 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 0 Invalid, 150 Unknown, 0 Unchecked, 0.87ms Time], IncrementalHoareTripleChecker [3 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 133.34ms Time] [2021-08-29 16:14:53,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:14:53,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:14:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:14:53,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-08-29 16:14:53,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:14:53,251 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:14:53,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:14:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:14:53,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:14:53,253 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:14:53,253 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:14:53,254 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:14:53,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:14:53,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:14:53,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:14:53,449 INFO L854 garLoopResultBuilder]: At program point L729(lines 729 735) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,449 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,449 INFO L854 garLoopResultBuilder]: At program point L729-1(lines 729 735) the Hoare annotation is: false [2021-08-29 16:14:53,449 INFO L854 garLoopResultBuilder]: At program point L729-2(lines 729 735) the Hoare annotation is: false [2021-08-29 16:14:53,449 INFO L854 garLoopResultBuilder]: At program point L597(lines 592 600) the Hoare annotation is: false [2021-08-29 16:14:53,449 INFO L854 garLoopResultBuilder]: At program point L597-1(lines 592 600) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L597-2(lines 592 600) the Hoare annotation is: false [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L597-3(lines 592 600) the Hoare annotation is: false [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L597-4(lines 592 600) the Hoare annotation is: false [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L597-5(lines 592 600) the Hoare annotation is: false [2021-08-29 16:14:53,450 INFO L858 garLoopResultBuilder]: For program point L664(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L664-1(lines 664 670) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,450 INFO L854 garLoopResultBuilder]: At program point L433(lines 1 964) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,450 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L861 garLoopResultBuilder]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-2(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-3(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-5(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-6(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-8(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,451 INFO L858 garLoopResultBuilder]: For program point L899-9(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L858 garLoopResultBuilder]: For program point L899-11(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L858 garLoopResultBuilder]: For program point L899-12(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L858 garLoopResultBuilder]: For program point L899-14(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L858 garLoopResultBuilder]: For program point L899-15(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L858 garLoopResultBuilder]: For program point L899-17(lines 899 903) no Hoare annotation was computed. [2021-08-29 16:14:53,452 INFO L854 garLoopResultBuilder]: At program point L933(lines 928 935) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,452 INFO L854 garLoopResultBuilder]: At program point L702(lines 653 703) the Hoare annotation is: false [2021-08-29 16:14:53,453 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,453 INFO L854 garLoopResultBuilder]: At program point L638(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,453 INFO L854 garLoopResultBuilder]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,453 INFO L858 garLoopResultBuilder]: For program point L572(lines 572 576) no Hoare annotation was computed. [2021-08-29 16:14:53,453 INFO L854 garLoopResultBuilder]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,453 INFO L854 garLoopResultBuilder]: At program point L638-3(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,453 INFO L854 garLoopResultBuilder]: At program point L638-4(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L638-5(lines 633 641) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L905(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L905-1(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L905-2(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L905-3(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,454 INFO L854 garLoopResultBuilder]: At program point L905-4(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L905-5(lines 890 908) the Hoare annotation is: false [2021-08-29 16:14:53,455 INFO L858 garLoopResultBuilder]: For program point L674(lines 674 680) no Hoare annotation was computed. [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L674-1(lines 674 680) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L509(lines 505 511) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L841(lines 834 844) the Hoare annotation is: false [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L841-1(lines 834 844) the Hoare annotation is: false [2021-08-29 16:14:53,455 INFO L854 garLoopResultBuilder]: At program point L841-2(lines 834 844) the Hoare annotation is: false [2021-08-29 16:14:53,455 INFO L861 garLoopResultBuilder]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point L944(lines 944 961) no Hoare annotation was computed. [2021-08-29 16:14:53,456 INFO L854 garLoopResultBuilder]: At program point L944-1(lines 1 964) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point L944-2(lines 944 961) no Hoare annotation was computed. [2021-08-29 16:14:53,456 INFO L854 garLoopResultBuilder]: At program point L944-3(lines 1 964) the Hoare annotation is: false [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point L944-4(lines 944 961) no Hoare annotation was computed. [2021-08-29 16:14:53,456 INFO L854 garLoopResultBuilder]: At program point L944-5(lines 1 964) the Hoare annotation is: false [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-08-29 16:14:53,456 INFO L858 garLoopResultBuilder]: For program point L780-1(lines 780 797) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L948(lines 948 958) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L948-2(lines 948 958) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L948-4(lines 948 958) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L684(lines 684 697) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L949(lines 949 955) no Hoare annotation was computed. [2021-08-29 16:14:53,457 INFO L858 garLoopResultBuilder]: For program point L949-2(lines 949 955) no Hoare annotation was computed. [2021-08-29 16:14:53,458 INFO L854 garLoopResultBuilder]: At program point L850(lines 845 853) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,458 INFO L854 garLoopResultBuilder]: At program point L850-1(lines 845 853) the Hoare annotation is: false [2021-08-29 16:14:53,458 INFO L858 garLoopResultBuilder]: For program point L949-4(lines 949 955) no Hoare annotation was computed. [2021-08-29 16:14:53,458 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 792) no Hoare annotation was computed. [2021-08-29 16:14:53,458 INFO L854 garLoopResultBuilder]: At program point L850-2(lines 845 853) the Hoare annotation is: false [2021-08-29 16:14:53,458 INFO L858 garLoopResultBuilder]: For program point L784-1(lines 784 792) no Hoare annotation was computed. [2021-08-29 16:14:53,458 INFO L858 garLoopResultBuilder]: For program point L784-2(lines 784 792) no Hoare annotation was computed. [2021-08-29 16:14:53,458 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754-1(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754-2(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L655(lines 654 701) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754-3(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754-4(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point L754-5(lines 754 771) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:14:53,459 INFO L854 garLoopResultBuilder]: At program point L722(lines 721 740) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,460 INFO L858 garLoopResultBuilder]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2021-08-29 16:14:53,460 INFO L858 garLoopResultBuilder]: For program point L656(lines 656 660) no Hoare annotation was computed. [2021-08-29 16:14:53,460 INFO L854 garLoopResultBuilder]: At program point L722-2(lines 721 740) the Hoare annotation is: false [2021-08-29 16:14:53,460 INFO L854 garLoopResultBuilder]: At program point L722-3(lines 721 740) the Hoare annotation is: false [2021-08-29 16:14:53,460 INFO L854 garLoopResultBuilder]: At program point L458-2(lines 458 472) the Hoare annotation is: false [2021-08-29 16:14:53,460 INFO L858 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2021-08-29 16:14:53,460 INFO L858 garLoopResultBuilder]: For program point L922(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,460 INFO L858 garLoopResultBuilder]: For program point L922-1(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L922-2(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L758-1(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L692(lines 692 696) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L758-2(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L758-3(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,461 INFO L854 garLoopResultBuilder]: At program point L692-2(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-29 16:14:53,461 INFO L858 garLoopResultBuilder]: For program point L758-4(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L758-5(lines 758 766) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L560(lines 560 564) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L560-3(lines 560 564) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L560-6(lines 560 564) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-08-29 16:14:53,462 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 722 728) no Hoare annotation was computed. [2021-08-29 16:14:53,465 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:14:53,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:14:53 BoogieIcfgContainer [2021-08-29 16:14:53,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:14:53,477 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:14:53,477 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:14:53,478 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:14:53,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:14:51" (3/4) ... [2021-08-29 16:14:53,480 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:14:53,491 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:14:53,492 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:14:53,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:14:53,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:14:53,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:14:53,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:14:53,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:14:53,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-08-29 16:14:53,535 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:14:53,536 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:14:53,536 INFO L158 Benchmark]: Toolchain (without parser) took 2914.42ms. Allocated memory was 62.9MB in the beginning and 100.7MB in the end (delta: 37.7MB). Free memory was 42.1MB in the beginning and 40.0MB in the end (delta: 2.1MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,536 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:14:53,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.29ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 37.8MB in the end (delta: 4.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.02ms. Allocated memory is still 62.9MB. Free memory was 37.8MB in the beginning and 34.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,537 INFO L158 Benchmark]: Boogie Preprocessor took 55.36ms. Allocated memory is still 62.9MB. Free memory was 34.2MB in the beginning and 31.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,537 INFO L158 Benchmark]: RCFGBuilder took 542.43ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 50.3MB in the end (delta: -18.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,537 INFO L158 Benchmark]: TraceAbstraction took 1766.82ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.9MB in the beginning and 49.3MB in the end (delta: 631.5kB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,538 INFO L158 Benchmark]: Witness Printer took 58.28ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 40.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-08-29 16:14:53,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.29ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 37.8MB in the end (delta: 4.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.02ms. Allocated memory is still 62.9MB. Free memory was 37.8MB in the beginning and 34.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.36ms. Allocated memory is still 62.9MB. Free memory was 34.2MB in the beginning and 31.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 542.43ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 50.3MB in the end (delta: -18.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1766.82ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.9MB in the beginning and 49.3MB in the end (delta: 631.5kB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Witness Printer took 58.28ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 40.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1715.65ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 10.67ms, AutomataDifference: 867.34ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 193.75ms, InitialAbstractionConstructionTime: 10.72ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 729.20ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 388 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 545.79ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 363 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 854 IncrementalHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 0 mSDtfsCounter, 854 mSolverCounterSat, 6.17ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 40.95ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 39.76ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 155 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1096 FormulaSimplificationTreeSizeReduction, 61.74ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 238 FormulaSimplificationTreeSizeReductionInter, 121.67ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 23.87ms SsaConstructionTime, 167.03ms SatisfiabilityAnalysisTime, 267.24ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:14:53,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...