./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_spec5_product39.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 df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 15:09:38,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 15:09:38,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 15:09:38,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 15:09:38,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 15:09:38,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 15:09:38,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 15:09:38,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 15:09:38,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 15:09:38,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 15:09:38,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 15:09:38,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 15:09:38,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 15:09:38,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 15:09:38,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 15:09:38,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 15:09:38,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 15:09:38,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 15:09:38,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 15:09:38,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 15:09:38,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 15:09:38,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 15:09:38,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 15:09:38,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 15:09:38,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 15:09:38,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 15:09:38,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 15:09:38,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 15:09:38,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 15:09:38,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 15:09:38,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 15:09:38,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 15:09:38,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 15:09:38,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 15:09:38,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 15:09:38,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 15:09:38,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 15:09:38,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 15:09:38,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 15:09:38,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 15:09:38,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 15:09:38,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 15:09:38,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 15:09:38,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 15:09:38,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 15:09:38,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 15:09:38,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 15:09:38,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 15:09:38,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 15:09:38,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 15:09:38,789 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 15:09:38,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 15:09:38,790 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 15:09:38,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 15:09:38,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 15:09:38,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 15:09:38,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 15:09:38,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 15:09:38,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 15:09:38,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 15:09:38,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 15:09:38,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 15:09:38,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 15:09:38,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 15:09:38,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 15:09:38,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 15:09:38,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 15:09:38,794 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 15:09:38,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 15:09:38,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 15:09:38,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 15:09:38,795 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3faf2d1bbcaed92e1c2eddcb5ae1d2459730e99808e363d537a0bc5d54e347 [2021-12-17 15:09:39,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 15:09:39,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 15:09:39,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 15:09:39,066 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 15:09:39,067 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 15:09:39,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-12-17 15:09:39,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b4b6724/63004043d4bc42b4a7b8b168ce4ae8ec/FLAGc67888938 [2021-12-17 15:09:39,591 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 15:09:39,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2021-12-17 15:09:39,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b4b6724/63004043d4bc42b4a7b8b168ce4ae8ec/FLAGc67888938 [2021-12-17 15:09:39,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b4b6724/63004043d4bc42b4a7b8b168ce4ae8ec [2021-12-17 15:09:39,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 15:09:39,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 15:09:39,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 15:09:39,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 15:09:39,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 15:09:39,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:09:39" (1/1) ... [2021-12-17 15:09:39,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f80b565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:39, skipping insertion in model container [2021-12-17 15:09:39,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:09:39" (1/1) ... [2021-12-17 15:09:39,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 15:09:39,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 15:09:39,869 WARN L230 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_spec5_product39.cil.c[1605,1618] [2021-12-17 15:09:40,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 15:09:40,029 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 15:09:40,043 WARN L230 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_spec5_product39.cil.c[1605,1618] [2021-12-17 15:09:40,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 15:09:40,106 INFO L208 MainTranslator]: Completed translation [2021-12-17 15:09:40,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40 WrapperNode [2021-12-17 15:09:40,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 15:09:40,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 15:09:40,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 15:09:40,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 15:09:40,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,177 INFO L137 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 259 [2021-12-17 15:09:40,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 15:09:40,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 15:09:40,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 15:09:40,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 15:09:40,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 15:09:40,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 15:09:40,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 15:09:40,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 15:09:40,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (1/1) ... [2021-12-17 15:09:40,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 15:09:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 15:09:40,256 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) [2021-12-17 15:09:40,276 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 [2021-12-17 15:09:40,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 15:09:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-17 15:09:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-17 15:09:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-17 15:09:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-17 15:09:40,291 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-17 15:09:40,291 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-17 15:09:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-12-17 15:09:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-12-17 15:09:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-17 15:09:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-17 15:09:40,292 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-17 15:09:40,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-17 15:09:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-17 15:09:40,293 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-17 15:09:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 15:09:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-17 15:09:40,293 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-17 15:09:40,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 15:09:40,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 15:09:40,384 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 15:09:40,385 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 15:09:40,645 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 15:09:40,651 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 15:09:40,651 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-17 15:09:40,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:40 BoogieIcfgContainer [2021-12-17 15:09:40,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 15:09:40,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 15:09:40,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 15:09:40,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 15:09:40,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 03:09:39" (1/3) ... [2021-12-17 15:09:40,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb26d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:09:40, skipping insertion in model container [2021-12-17 15:09:40,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:40" (2/3) ... [2021-12-17 15:09:40,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb26d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:09:40, skipping insertion in model container [2021-12-17 15:09:40,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:40" (3/3) ... [2021-12-17 15:09:40,660 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2021-12-17 15:09:40,664 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 15:09:40,664 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 15:09:40,708 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 15:09:40,715 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-12-17 15:09:40,716 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 15:09:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 73 states have (on average 1.36986301369863) internal successors, (100), 82 states have internal predecessors, (100), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2021-12-17 15:09:40,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-17 15:09:40,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:40,755 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:40,756 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:40,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:40,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1244587252, now seen corresponding path program 1 times [2021-12-17 15:09:40,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:40,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851695471] [2021-12-17 15:09:40,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:40,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:40,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-17 15:09:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:40,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-17 15:09:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:41,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:41,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851695471] [2021-12-17 15:09:41,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851695471] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:41,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:41,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 15:09:41,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725778679] [2021-12-17 15:09:41,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:41,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 15:09:41,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:41,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 15:09:41,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 15:09:41,048 INFO L87 Difference]: Start difference. First operand has 97 states, 73 states have (on average 1.36986301369863) internal successors, (100), 82 states have internal predecessors, (100), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:41,092 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2021-12-17 15:09:41,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 15:09:41,094 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-17 15:09:41,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:41,103 INFO L225 Difference]: With dead ends: 185 [2021-12-17 15:09:41,103 INFO L226 Difference]: Without dead ends: 88 [2021-12-17 15:09:41,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 15:09:41,110 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:41,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:41,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-12-17 15:09:41,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-12-17 15:09:41,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 66 states have (on average 1.303030303030303) internal successors, (86), 74 states have internal predecessors, (86), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2021-12-17 15:09:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2021-12-17 15:09:41,211 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2021-12-17 15:09:41,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:41,212 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2021-12-17 15:09:41,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2021-12-17 15:09:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-17 15:09:41,221 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:41,221 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:41,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 15:09:41,223 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:41,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:41,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1577409017, now seen corresponding path program 1 times [2021-12-17 15:09:41,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:41,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343314704] [2021-12-17 15:09:41,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:41,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-17 15:09:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-17 15:09:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:41,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:41,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343314704] [2021-12-17 15:09:41,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343314704] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:41,333 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:41,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 15:09:41,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163413888] [2021-12-17 15:09:41,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:41,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 15:09:41,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:41,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 15:09:41,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:41,337 INFO L87 Difference]: Start difference. First operand 88 states and 113 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:41,363 INFO L93 Difference]: Finished difference Result 137 states and 175 transitions. [2021-12-17 15:09:41,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 15:09:41,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-17 15:09:41,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:41,366 INFO L225 Difference]: With dead ends: 137 [2021-12-17 15:09:41,367 INFO L226 Difference]: Without dead ends: 79 [2021-12-17 15:09:41,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:41,370 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 16 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:41,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 179 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:41,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-12-17 15:09:41,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-12-17 15:09:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 68 states have internal predecessors, (79), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 8 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-17 15:09:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2021-12-17 15:09:41,384 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2021-12-17 15:09:41,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:41,385 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2021-12-17 15:09:41,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2021-12-17 15:09:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-17 15:09:41,388 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:41,388 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:41,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 15:09:41,389 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:41,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:41,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1563484802, now seen corresponding path program 1 times [2021-12-17 15:09:41,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:41,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325589822] [2021-12-17 15:09:41,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:41,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-17 15:09:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-17 15:09:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:41,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:41,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325589822] [2021-12-17 15:09:41,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325589822] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:41,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:41,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 15:09:41,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115759824] [2021-12-17 15:09:41,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:41,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 15:09:41,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:41,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 15:09:41,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:41,482 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-17 15:09:41,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:41,528 INFO L93 Difference]: Finished difference Result 220 states and 287 transitions. [2021-12-17 15:09:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 15:09:41,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2021-12-17 15:09:41,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:41,532 INFO L225 Difference]: With dead ends: 220 [2021-12-17 15:09:41,532 INFO L226 Difference]: Without dead ends: 149 [2021-12-17 15:09:41,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:41,537 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 76 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:41,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 214 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:41,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-12-17 15:09:41,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 146. [2021-12-17 15:09:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 109 states have (on average 1.3394495412844036) internal successors, (146), 124 states have internal predecessors, (146), 22 states have call successors, (22), 14 states have call predecessors, (22), 14 states have return successors, (22), 15 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-17 15:09:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 190 transitions. [2021-12-17 15:09:41,576 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 190 transitions. Word has length 37 [2021-12-17 15:09:41,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:41,577 INFO L470 AbstractCegarLoop]: Abstraction has 146 states and 190 transitions. [2021-12-17 15:09:41,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-17 15:09:41,577 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 190 transitions. [2021-12-17 15:09:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-17 15:09:41,581 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:41,581 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:41,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 15:09:41,582 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:41,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:41,583 INFO L85 PathProgramCache]: Analyzing trace with hash 209384056, now seen corresponding path program 1 times [2021-12-17 15:09:41,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:41,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714576557] [2021-12-17 15:09:41,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:41,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-17 15:09:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-17 15:09:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-17 15:09:41,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:41,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714576557] [2021-12-17 15:09:41,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714576557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:41,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:41,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 15:09:41,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559724829] [2021-12-17 15:09:41,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:41,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 15:09:41,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:41,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 15:09:41,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-17 15:09:41,679 INFO L87 Difference]: Start difference. First operand 146 states and 190 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:41,828 INFO L93 Difference]: Finished difference Result 386 states and 515 transitions. [2021-12-17 15:09:41,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-17 15:09:41,829 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-12-17 15:09:41,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:41,831 INFO L225 Difference]: With dead ends: 386 [2021-12-17 15:09:41,831 INFO L226 Difference]: Without dead ends: 248 [2021-12-17 15:09:41,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-17 15:09:41,842 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 49 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:41,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 483 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 15:09:41,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-12-17 15:09:41,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 235. [2021-12-17 15:09:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 176 states have (on average 1.2954545454545454) internal successors, (228), 191 states have internal predecessors, (228), 32 states have call successors, (32), 26 states have call predecessors, (32), 26 states have return successors, (40), 29 states have call predecessors, (40), 32 states have call successors, (40) [2021-12-17 15:09:41,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 300 transitions. [2021-12-17 15:09:41,868 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 300 transitions. Word has length 41 [2021-12-17 15:09:41,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:41,868 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 300 transitions. [2021-12-17 15:09:41,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2021-12-17 15:09:41,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-12-17 15:09:41,870 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:41,870 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:41,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 15:09:41,870 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:41,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:41,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1528927009, now seen corresponding path program 1 times [2021-12-17 15:09:41,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:41,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981408967] [2021-12-17 15:09:41,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:41,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-17 15:09:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-17 15:09:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-17 15:09:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:41,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:42,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981408967] [2021-12-17 15:09:42,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981408967] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:42,001 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:42,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 15:09:42,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532077649] [2021-12-17 15:09:42,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:42,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 15:09:42,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:42,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 15:09:42,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-17 15:09:42,004 INFO L87 Difference]: Start difference. First operand 235 states and 300 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-17 15:09:42,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:42,153 INFO L93 Difference]: Finished difference Result 522 states and 677 transitions. [2021-12-17 15:09:42,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 15:09:42,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2021-12-17 15:09:42,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:42,156 INFO L225 Difference]: With dead ends: 522 [2021-12-17 15:09:42,156 INFO L226 Difference]: Without dead ends: 295 [2021-12-17 15:09:42,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-17 15:09:42,158 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 65 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:42,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 394 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 15:09:42,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-12-17 15:09:42,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 287. [2021-12-17 15:09:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 218 states have (on average 1.275229357798165) internal successors, (278), 233 states have internal predecessors, (278), 36 states have call successors, (36), 26 states have call predecessors, (36), 32 states have return successors, (50), 37 states have call predecessors, (50), 36 states have call successors, (50) [2021-12-17 15:09:42,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 364 transitions. [2021-12-17 15:09:42,178 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 364 transitions. Word has length 51 [2021-12-17 15:09:42,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:42,179 INFO L470 AbstractCegarLoop]: Abstraction has 287 states and 364 transitions. [2021-12-17 15:09:42,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-17 15:09:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 364 transitions. [2021-12-17 15:09:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-12-17 15:09:42,180 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:42,180 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:42,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-17 15:09:42,180 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:42,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:42,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1077096545, now seen corresponding path program 1 times [2021-12-17 15:09:42,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:42,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688121202] [2021-12-17 15:09:42,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:42,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-17 15:09:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-17 15:09:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-17 15:09:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:42,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:42,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688121202] [2021-12-17 15:09:42,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688121202] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:42,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:42,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 15:09:42,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015038433] [2021-12-17 15:09:42,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:42,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 15:09:42,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:42,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 15:09:42,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-17 15:09:42,256 INFO L87 Difference]: Start difference. First operand 287 states and 364 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-12-17 15:09:42,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:42,519 INFO L93 Difference]: Finished difference Result 596 states and 773 transitions. [2021-12-17 15:09:42,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-17 15:09:42,519 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 51 [2021-12-17 15:09:42,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:42,524 INFO L225 Difference]: With dead ends: 596 [2021-12-17 15:09:42,525 INFO L226 Difference]: Without dead ends: 317 [2021-12-17 15:09:42,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-12-17 15:09:42,527 INFO L933 BasicCegarLoop]: 117 mSDtfsCounter, 213 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:42,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 452 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 15:09:42,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2021-12-17 15:09:42,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 291. [2021-12-17 15:09:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 222 states have (on average 1.2702702702702702) internal successors, (282), 237 states have internal predecessors, (282), 36 states have call successors, (36), 26 states have call predecessors, (36), 32 states have return successors, (50), 37 states have call predecessors, (50), 36 states have call successors, (50) [2021-12-17 15:09:42,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 368 transitions. [2021-12-17 15:09:42,559 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 368 transitions. Word has length 51 [2021-12-17 15:09:42,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:42,560 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 368 transitions. [2021-12-17 15:09:42,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-12-17 15:09:42,561 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 368 transitions. [2021-12-17 15:09:42,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-12-17 15:09:42,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:42,562 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:42,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-17 15:09:42,563 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:42,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:42,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1499798371, now seen corresponding path program 1 times [2021-12-17 15:09:42,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:42,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519130639] [2021-12-17 15:09:42,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:42,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-17 15:09:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-17 15:09:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-17 15:09:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:42,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:42,647 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:42,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519130639] [2021-12-17 15:09:42,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519130639] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:42,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:42,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-17 15:09:42,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926552546] [2021-12-17 15:09:42,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:42,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 15:09:42,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:42,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 15:09:42,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 15:09:42,650 INFO L87 Difference]: Start difference. First operand 291 states and 368 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-17 15:09:42,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:42,868 INFO L93 Difference]: Finished difference Result 846 states and 1109 transitions. [2021-12-17 15:09:42,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 15:09:42,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2021-12-17 15:09:42,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:42,872 INFO L225 Difference]: With dead ends: 846 [2021-12-17 15:09:42,873 INFO L226 Difference]: Without dead ends: 563 [2021-12-17 15:09:42,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-17 15:09:42,878 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 219 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:42,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 338 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 15:09:42,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2021-12-17 15:09:42,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 556. [2021-12-17 15:09:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 421 states have (on average 1.2351543942992873) internal successors, (520), 445 states have internal predecessors, (520), 73 states have call successors, (73), 59 states have call predecessors, (73), 61 states have return successors, (111), 72 states have call predecessors, (111), 73 states have call successors, (111) [2021-12-17 15:09:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 704 transitions. [2021-12-17 15:09:42,931 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 704 transitions. Word has length 51 [2021-12-17 15:09:42,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:42,931 INFO L470 AbstractCegarLoop]: Abstraction has 556 states and 704 transitions. [2021-12-17 15:09:42,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-17 15:09:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 704 transitions. [2021-12-17 15:09:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-17 15:09:42,933 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:42,933 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:42,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-17 15:09:42,934 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:42,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:42,934 INFO L85 PathProgramCache]: Analyzing trace with hash -85847159, now seen corresponding path program 1 times [2021-12-17 15:09:42,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:42,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391207756] [2021-12-17 15:09:42,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:42,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:43,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:43,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-17 15:09:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:43,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-17 15:09:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:43,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-17 15:09:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:43,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:43,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391207756] [2021-12-17 15:09:43,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391207756] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:43,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:43,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-17 15:09:43,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578971456] [2021-12-17 15:09:43,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:43,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-17 15:09:43,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:43,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-17 15:09:43,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-12-17 15:09:43,085 INFO L87 Difference]: Start difference. First operand 556 states and 704 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-17 15:09:43,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:43,916 INFO L93 Difference]: Finished difference Result 1787 states and 2374 transitions. [2021-12-17 15:09:43,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-17 15:09:43,917 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 55 [2021-12-17 15:09:43,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:43,923 INFO L225 Difference]: With dead ends: 1787 [2021-12-17 15:09:43,923 INFO L226 Difference]: Without dead ends: 1342 [2021-12-17 15:09:43,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2021-12-17 15:09:43,926 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 519 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:43,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 939 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-17 15:09:43,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2021-12-17 15:09:43,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1083. [2021-12-17 15:09:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 820 states have (on average 1.2317073170731707) internal successors, (1010), 873 states have internal predecessors, (1010), 142 states have call successors, (142), 104 states have call predecessors, (142), 120 states have return successors, (220), 140 states have call predecessors, (220), 142 states have call successors, (220) [2021-12-17 15:09:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1372 transitions. [2021-12-17 15:09:43,986 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1372 transitions. Word has length 55 [2021-12-17 15:09:43,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:43,987 INFO L470 AbstractCegarLoop]: Abstraction has 1083 states and 1372 transitions. [2021-12-17 15:09:43,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-17 15:09:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1372 transitions. [2021-12-17 15:09:43,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-17 15:09:43,988 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:43,989 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:43,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-17 15:09:43,989 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:43,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:43,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1602781584, now seen corresponding path program 1 times [2021-12-17 15:09:43,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:43,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889215010] [2021-12-17 15:09:43,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:43,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-17 15:09:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-17 15:09:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-17 15:09:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-17 15:09:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-17 15:09:44,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:44,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889215010] [2021-12-17 15:09:44,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889215010] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:44,089 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:44,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-17 15:09:44,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782313320] [2021-12-17 15:09:44,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:44,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-17 15:09:44,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:44,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-17 15:09:44,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-17 15:09:44,092 INFO L87 Difference]: Start difference. First operand 1083 states and 1372 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2021-12-17 15:09:44,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:44,348 INFO L93 Difference]: Finished difference Result 1319 states and 1661 transitions. [2021-12-17 15:09:44,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-17 15:09:44,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) Word has length 85 [2021-12-17 15:09:44,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:44,351 INFO L225 Difference]: With dead ends: 1319 [2021-12-17 15:09:44,352 INFO L226 Difference]: Without dead ends: 556 [2021-12-17 15:09:44,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-12-17 15:09:44,354 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 304 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:44,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 362 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 15:09:44,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2021-12-17 15:09:44,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 530. [2021-12-17 15:09:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 402 states have (on average 1.1965174129353233) internal successors, (481), 426 states have internal predecessors, (481), 68 states have call successors, (68), 51 states have call predecessors, (68), 59 states have return successors, (107), 68 states have call predecessors, (107), 68 states have call successors, (107) [2021-12-17 15:09:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 656 transitions. [2021-12-17 15:09:44,384 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 656 transitions. Word has length 85 [2021-12-17 15:09:44,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:44,384 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 656 transitions. [2021-12-17 15:09:44,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 4 states have internal predecessors, (68), 4 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2021-12-17 15:09:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 656 transitions. [2021-12-17 15:09:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-17 15:09:44,386 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:44,386 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:44,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-17 15:09:44,387 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:44,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:44,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1627346287, now seen corresponding path program 1 times [2021-12-17 15:09:44,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:44,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316479445] [2021-12-17 15:09:44,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:44,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-17 15:09:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-17 15:09:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-17 15:09:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-17 15:09:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-17 15:09:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-17 15:09:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-17 15:09:44,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:44,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316479445] [2021-12-17 15:09:44,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316479445] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 15:09:44,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284692108] [2021-12-17 15:09:44,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:44,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 15:09:44,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 15:09:44,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-17 15:09:44,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-17 15:09:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:44,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-17 15:09:44,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 15:09:44,960 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 15:09:44,960 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 15:09:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-17 15:09:45,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284692108] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 15:09:45,237 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 15:09:45,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2021-12-17 15:09:45,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789639241] [2021-12-17 15:09:45,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 15:09:45,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-17 15:09:45,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:45,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-17 15:09:45,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-12-17 15:09:45,239 INFO L87 Difference]: Start difference. First operand 530 states and 656 transitions. Second operand has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2021-12-17 15:09:46,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:46,096 INFO L93 Difference]: Finished difference Result 1137 states and 1441 transitions. [2021-12-17 15:09:46,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-17 15:09:46,097 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) Word has length 94 [2021-12-17 15:09:46,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:46,101 INFO L225 Difference]: With dead ends: 1137 [2021-12-17 15:09:46,101 INFO L226 Difference]: Without dead ends: 663 [2021-12-17 15:09:46,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 211 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 448 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=441, Invalid=1451, Unknown=0, NotChecked=0, Total=1892 [2021-12-17 15:09:46,104 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 457 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:46,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 834 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 589 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-17 15:09:46,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-12-17 15:09:46,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 591. [2021-12-17 15:09:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 591 states, 442 states have (on average 1.1787330316742082) internal successors, (521), 474 states have internal predecessors, (521), 78 states have call successors, (78), 65 states have call predecessors, (78), 70 states have return successors, (103), 73 states have call predecessors, (103), 78 states have call successors, (103) [2021-12-17 15:09:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 702 transitions. [2021-12-17 15:09:46,134 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 702 transitions. Word has length 94 [2021-12-17 15:09:46,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:46,135 INFO L470 AbstractCegarLoop]: Abstraction has 591 states and 702 transitions. [2021-12-17 15:09:46,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2021-12-17 15:09:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 702 transitions. [2021-12-17 15:09:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-12-17 15:09:46,137 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:46,138 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:46,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-17 15:09:46,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-17 15:09:46,366 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:46,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:46,367 INFO L85 PathProgramCache]: Analyzing trace with hash -429186901, now seen corresponding path program 1 times [2021-12-17 15:09:46,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:46,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830674542] [2021-12-17 15:09:46,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:46,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-17 15:09:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-17 15:09:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-17 15:09:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-17 15:09:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-17 15:09:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-17 15:09:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-17 15:09:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-17 15:09:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-17 15:09:46,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:46,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830674542] [2021-12-17 15:09:46,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830674542] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:46,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:46,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-17 15:09:46,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688581132] [2021-12-17 15:09:46,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:46,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-17 15:09:46,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:46,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-17 15:09:46,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-12-17 15:09:46,544 INFO L87 Difference]: Start difference. First operand 591 states and 702 transitions. Second operand has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-12-17 15:09:47,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:47,301 INFO L93 Difference]: Finished difference Result 1686 states and 2029 transitions. [2021-12-17 15:09:47,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-17 15:09:47,301 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 167 [2021-12-17 15:09:47,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:47,306 INFO L225 Difference]: With dead ends: 1686 [2021-12-17 15:09:47,307 INFO L226 Difference]: Without dead ends: 1103 [2021-12-17 15:09:47,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2021-12-17 15:09:47,310 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 494 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:47,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [498 Valid, 664 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-17 15:09:47,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2021-12-17 15:09:47,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 1101. [2021-12-17 15:09:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1101 states, 824 states have (on average 1.145631067961165) internal successors, (944), 879 states have internal predecessors, (944), 146 states have call successors, (146), 124 states have call predecessors, (146), 130 states have return successors, (189), 133 states have call predecessors, (189), 146 states have call successors, (189) [2021-12-17 15:09:47,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1279 transitions. [2021-12-17 15:09:47,367 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1279 transitions. Word has length 167 [2021-12-17 15:09:47,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:47,367 INFO L470 AbstractCegarLoop]: Abstraction has 1101 states and 1279 transitions. [2021-12-17 15:09:47,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 4 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-12-17 15:09:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1279 transitions. [2021-12-17 15:09:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-17 15:09:47,371 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:47,372 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:47,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-17 15:09:47,372 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:47,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:47,373 INFO L85 PathProgramCache]: Analyzing trace with hash 90563315, now seen corresponding path program 1 times [2021-12-17 15:09:47,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:47,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685608022] [2021-12-17 15:09:47,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:47,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-17 15:09:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-17 15:09:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-17 15:09:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-17 15:09:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-17 15:09:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-17 15:09:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-12-17 15:09:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-17 15:09:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-17 15:09:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-17 15:09:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 84 proven. 10 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-17 15:09:47,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:47,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685608022] [2021-12-17 15:09:47,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685608022] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 15:09:47,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809575994] [2021-12-17 15:09:47,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:47,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 15:09:47,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 15:09:47,499 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-17 15:09:47,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-17 15:09:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:47,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-17 15:09:47,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 15:09:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-12-17 15:09:47,917 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 15:09:47,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809575994] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:47,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 15:09:47,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2021-12-17 15:09:47,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086020261] [2021-12-17 15:09:47,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:47,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 15:09:47,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:47,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 15:09:47,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-12-17 15:09:47,919 INFO L87 Difference]: Start difference. First operand 1101 states and 1279 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-17 15:09:48,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:48,050 INFO L93 Difference]: Finished difference Result 2020 states and 2353 transitions. [2021-12-17 15:09:48,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-17 15:09:48,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 175 [2021-12-17 15:09:48,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:48,055 INFO L225 Difference]: With dead ends: 2020 [2021-12-17 15:09:48,055 INFO L226 Difference]: Without dead ends: 1023 [2021-12-17 15:09:48,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-12-17 15:09:48,059 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 62 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:48,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 495 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 15:09:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2021-12-17 15:09:48,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 1008. [2021-12-17 15:09:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1008 states, 760 states have (on average 1.138157894736842) internal successors, (865), 806 states have internal predecessors, (865), 131 states have call successors, (131), 113 states have call predecessors, (131), 116 states have return successors, (167), 119 states have call predecessors, (167), 131 states have call successors, (167) [2021-12-17 15:09:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 1008 states and 1163 transitions. [2021-12-17 15:09:48,110 INFO L78 Accepts]: Start accepts. Automaton has 1008 states and 1163 transitions. Word has length 175 [2021-12-17 15:09:48,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:48,110 INFO L470 AbstractCegarLoop]: Abstraction has 1008 states and 1163 transitions. [2021-12-17 15:09:48,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 3 states have call successors, (13), 3 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-12-17 15:09:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1163 transitions. [2021-12-17 15:09:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-12-17 15:09:48,114 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:48,115 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:09:48,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-17 15:09:48,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-17 15:09:48,339 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:48,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:48,339 INFO L85 PathProgramCache]: Analyzing trace with hash 2106216135, now seen corresponding path program 1 times [2021-12-17 15:09:48,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:48,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495521440] [2021-12-17 15:09:48,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:48,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-17 15:09:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-17 15:09:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-17 15:09:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-17 15:09:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-17 15:09:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-17 15:09:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-17 15:09:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-17 15:09:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-17 15:09:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-17 15:09:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-17 15:09:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-17 15:09:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,486 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 87 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-12-17 15:09:48,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:48,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495521440] [2021-12-17 15:09:48,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495521440] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 15:09:48,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265798177] [2021-12-17 15:09:48,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:48,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 15:09:48,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 15:09:48,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-17 15:09:48,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-17 15:09:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:48,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-17 15:09:48,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 15:09:49,050 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-12-17 15:09:49,050 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 15:09:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-12-17 15:09:49,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265798177] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 15:09:49,659 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 15:09:49,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 11] total 26 [2021-12-17 15:09:49,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54822407] [2021-12-17 15:09:49,661 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 15:09:49,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-12-17 15:09:49,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:49,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-12-17 15:09:49,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2021-12-17 15:09:49,664 INFO L87 Difference]: Start difference. First operand 1008 states and 1163 transitions. Second operand has 26 states, 26 states have (on average 7.884615384615385) internal successors, (205), 22 states have internal predecessors, (205), 10 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (31), 9 states have call predecessors, (31), 10 states have call successors, (31) [2021-12-17 15:09:50,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:50,903 INFO L93 Difference]: Finished difference Result 2117 states and 2508 transitions. [2021-12-17 15:09:50,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-17 15:09:50,903 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.884615384615385) internal successors, (205), 22 states have internal predecessors, (205), 10 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (31), 9 states have call predecessors, (31), 10 states have call successors, (31) Word has length 171 [2021-12-17 15:09:50,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:50,904 INFO L225 Difference]: With dead ends: 2117 [2021-12-17 15:09:50,904 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 15:09:50,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 363 SyntacticMatches, 5 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 504 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=549, Invalid=2103, Unknown=0, NotChecked=0, Total=2652 [2021-12-17 15:09:50,910 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 796 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 1555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:50,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [799 Valid, 534 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1555 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-12-17 15:09:50,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 15:09:50,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 15:09:50,911 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) [2021-12-17 15:09:50,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 15:09:50,912 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2021-12-17 15:09:50,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:50,912 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 15:09:50,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.884615384615385) internal successors, (205), 22 states have internal predecessors, (205), 10 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (31), 9 states have call predecessors, (31), 10 states have call successors, (31) [2021-12-17 15:09:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 15:09:50,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 15:09:50,915 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 15:09:50,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-17 15:09:51,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 15:09:51,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 15:10:01,714 INFO L854 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 206 213) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (= 0 ~systemActive~0) (not (< 1 ~waterLevel~0)) .cse0) (or (not (= 1 ~systemActive~0)) .cse0))) [2021-12-17 15:10:01,715 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 206 213) no Hoare annotation was computed. [2021-12-17 15:10:01,715 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 206 213) no Hoare annotation was computed. [2021-12-17 15:10:01,715 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 139 145) no Hoare annotation was computed. [2021-12-17 15:10:01,715 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 139 145) the Hoare annotation is: true [2021-12-17 15:10:01,715 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse7 (not (= ~waterLevel~0 2))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~methaneLevelCritical~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse4 .cse6) (or .cse0 .cse2 .cse7 .cse8 .cse3) (or .cse0 (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2 .cse8 .cse3) (or .cse2 .cse5 .cse7 .cse8 .cse6))) [2021-12-17 15:10:01,716 INFO L858 garLoopResultBuilder]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2021-12-17 15:10:01,716 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2021-12-17 15:10:01,716 INFO L858 garLoopResultBuilder]: For program point L320(lines 320 324) no Hoare annotation was computed. [2021-12-17 15:10:01,716 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 306 335) no Hoare annotation was computed. [2021-12-17 15:10:01,716 INFO L861 garLoopResultBuilder]: At program point L320-1(lines 320 324) the Hoare annotation is: true [2021-12-17 15:10:01,716 INFO L858 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2021-12-17 15:10:01,716 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 306 335) the Hoare annotation is: true [2021-12-17 15:10:01,716 INFO L861 garLoopResultBuilder]: At program point L316-2(lines 316 330) the Hoare annotation is: true [2021-12-17 15:10:01,716 INFO L861 garLoopResultBuilder]: At program point L312(line 312) the Hoare annotation is: true [2021-12-17 15:10:01,717 INFO L858 garLoopResultBuilder]: For program point L312-1(line 312) no Hoare annotation was computed. [2021-12-17 15:10:01,717 INFO L861 garLoopResultBuilder]: At program point L331(lines 306 335) the Hoare annotation is: true [2021-12-17 15:10:01,717 INFO L858 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2021-12-17 15:10:01,717 INFO L854 garLoopResultBuilder]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse3) (or .cse3 (not (= ~systemActive~0 0))) (or .cse0 .cse6 .cse2 .cse4 .cse7) (or .cse0 .cse2 .cse5 .cse8 .cse7) (or .cse0 .cse2 .cse8 .cse4 .cse7) (or .cse0 .cse6 .cse2 .cse5 .cse7))) [2021-12-17 15:10:01,717 INFO L854 garLoopResultBuilder]: At program point L192-1(lines 173 197) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse1 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse27 (<= 1 ~methaneLevelCritical~0)) (.cse30 (= 1 ~systemActive~0)) (.cse3 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= ~pumpRunning~0 0)) (.cse22 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse28 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse29 (<= ~waterLevel~0 1)) (.cse23 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse31 (= ~methaneLevelCritical~0 0)) (.cse24 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse25 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse26 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse13 (= ~waterLevel~0 1)) (.cse14 (not (< 1 |old(~waterLevel~0)|))) (.cse10 (not (<= |old(~waterLevel~0)| 1))) (.cse16 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse20 (and .cse22 .cse28 .cse2 .cse29 .cse23 .cse31 .cse24 .cse4 .cse25 (= ~systemActive~0 1) .cse26)) (.cse15 (not .cse31)) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse19 (<= 1 ~pumpRunning~0)) (.cse17 (and .cse3 .cse5)) (.cse18 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not .cse30)) (.cse8 (and .cse0 .cse28 .cse1 .cse2 .cse29 .cse27 .cse4 .cse5 .cse30)) (.cse9 (not .cse27)) (.cse21 (not (= |old(~waterLevel~0)| 2))) (.cse11 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (or .cse12 .cse13 .cse7 .cse14 .cse15 .cse11) (or .cse16 .cse6 .cse7 .cse8 .cse9 .cse11) (or .cse17 .cse7 .cse9 .cse18 .cse10) (or .cse18 (not (= ~systemActive~0 0))) (or .cse12 .cse17 .cse7 (and (= ~waterLevel~0 2) .cse3 .cse19) .cse18 .cse15) (or .cse12 .cse13 .cse7 .cse9 .cse14 .cse11) (or .cse7 .cse20 .cse15 .cse21 .cse11) (or .cse6 (and .cse22 .cse2 .cse23 .cse3 .cse24 .cse4 .cse25 .cse26) .cse7 .cse20 .cse15 .cse10 .cse11) (or .cse16 .cse6 .cse7 .cse20 .cse15 .cse11) (or .cse12 (and .cse3 .cse19) .cse17 .cse7 .cse9 .cse18) (or .cse7 .cse8 .cse9 .cse21 .cse11)))) [2021-12-17 15:10:01,718 INFO L854 garLoopResultBuilder]: At program point L221(lines 214 224) the Hoare annotation is: (let ((.cse13 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse22 (<= 1 ~methaneLevelCritical~0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse20 (<= ~waterLevel~0 1)) (.cse7 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse24 (= ~methaneLevelCritical~0 0)) (.cse21 (<= 1 ~pumpRunning~0)) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse23 (= ~systemActive~0 1)) (.cse10 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (= ~waterLevel~0 1)) (.cse4 (not (< 1 |old(~waterLevel~0)|))) (.cse14 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse17 (and .cse19 .cse5 .cse20 .cse7 .cse24 .cse21 .cse8 .cse9 .cse23 .cse10)) (.cse3 (not .cse24)) (.cse18 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse15 (not .cse22)) (.cse16 (and .cse19 .cse13 .cse5 .cse20 .cse21 .cse8 .cse22 .cse9 .cse23)) (.cse11 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3 (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse12 .cse1 (and .cse13 .cse5 .cse14 .cse8 .cse9) .cse15 .cse16 .cse11) (or .cse0 .cse1 .cse15 .cse2) (or .cse0 .cse1 (and .cse13 .cse5 .cse6 .cse8 .cse9) .cse15 .cse4 .cse11) (or .cse17 (and .cse5 .cse7 .cse14 .cse8 .cse9 .cse10) .cse12 .cse1 .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse11) (or .cse17 .cse18 .cse12 .cse1 .cse3 .cse11) (or .cse18 .cse12 .cse1 .cse15 .cse16 .cse11)))) [2021-12-17 15:10:01,718 INFO L858 garLoopResultBuilder]: For program point L126-1(lines 126 132) no Hoare annotation was computed. [2021-12-17 15:10:01,718 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 512) no Hoare annotation was computed. [2021-12-17 15:10:01,718 INFO L854 garLoopResultBuilder]: At program point L490(lines 483 492) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and .cse9 (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (<= 1 ~switchedOnBeforeTS~0) .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse5 (not (< 1 |old(~waterLevel~0)|)) .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse5 .cse3) (or .cse0 .cse8 .cse2 .cse5 .cse7 .cse6) (or .cse1 .cse3 (not (= ~systemActive~0 0))) (or .cse8 .cse2 .cse4 (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse6) (or .cse2 .cse4 .cse7 (not (= |old(~waterLevel~0)| 2)) .cse6)))) [2021-12-17 15:10:01,718 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 112 138) no Hoare annotation was computed. [2021-12-17 15:10:01,718 INFO L854 garLoopResultBuilder]: At program point L932(lines 927 935) the Hoare annotation is: (let ((.cse18 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (<= ~waterLevel~0 1)) (.cse19 (= ~methaneLevelCritical~0 0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and .cse13 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse14 .cse15)) (.cse4 (and .cse16 .cse13 .cse17 .cse19 .cse14 .cse15)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (= ~waterLevel~0 1)) (.cse12 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (not .cse19)) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (not .cse18)) (.cse9 (and .cse16 .cse13 .cse17 (<= 1 ~pumpRunning~0) .cse14 .cse18 .cse15 (= ~systemActive~0 1))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse4 .cse5 .cse1 .cse6 .cse3 .cse7) (or .cse0 .cse1 .cse8 .cse2) (or .cse0 .cse5 .cse1 .cse6 .cse8 .cse9 .cse7) (or .cse4 .cse10 .cse5 .cse1 .cse3 .cse7) (or .cse0 .cse11 .cse1 .cse8 .cse12 .cse7) (or .cse10 .cse5 .cse1 .cse8 .cse9 .cse7) (or .cse0 .cse1 (and .cse13 .cse11 .cse14 .cse15) .cse12 .cse3 .cse7) (or .cse1 .cse8 .cse9 (not (= |old(~waterLevel~0)| 2)) .cse7)))) [2021-12-17 15:10:01,718 INFO L858 garLoopResultBuilder]: For program point L895(lines 895 899) no Hoare annotation was computed. [2021-12-17 15:10:01,718 INFO L854 garLoopResultBuilder]: At program point L895-2(lines 891 902) the Hoare annotation is: (let ((.cse16 (<= 1 ~methaneLevelCritical~0)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0)) (.cse18 (<= ~waterLevel~0 1)) (.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse11 (and .cse17 .cse14 .cse18 .cse15)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (and .cse17 .cse14 .cse18 (<= 1 ~pumpRunning~0) .cse15 .cse16 (= ~systemActive~0 1))) (.cse12 (not (<= |old(~waterLevel~0)| 1))) (.cse13 (and .cse14 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse15)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not .cse16)) (.cse4 (= ~waterLevel~0 1)) (.cse5 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5 .cse3 .cse6) (or .cse7 .cse8 .cse1 .cse9 .cse10 .cse6) (or .cse1 .cse11 .cse3 (not (= |old(~waterLevel~0)| 2)) .cse6) (or .cse8 .cse1 .cse11 .cse3 .cse12 .cse13 .cse6) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse1 .cse10 .cse2) (or .cse7 .cse8 .cse1 .cse11 .cse3 .cse6) (or .cse8 .cse1 .cse9 .cse10 .cse12 .cse13 .cse6) (or .cse0 .cse1 .cse10 (and .cse14 .cse4 .cse15) .cse5 .cse6)))) [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L119(lines 119 125) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L854 garLoopResultBuilder]: At program point L503(line 503) the Hoare annotation is: (let ((.cse20 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse21 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse30 (<= 1 ~methaneLevelCritical~0)) (.cse31 (= 1 ~systemActive~0)) (.cse4 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse23 (= ~pumpRunning~0 0)) (.cse1 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse28 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse29 (<= ~waterLevel~0 1)) (.cse3 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse32 (= ~methaneLevelCritical~0 0)) (.cse5 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse8 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse9 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse10 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse0 (and .cse1 .cse28 .cse2 .cse29 .cse3 .cse32 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10)) (.cse24 (not (= |old(~waterLevel~0)| 1))) (.cse22 (= ~waterLevel~0 1)) (.cse25 (and .cse4 .cse5 .cse7 .cse23)) (.cse13 (not .cse32)) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not .cse31)) (.cse19 (not .cse30)) (.cse27 (and .cse20 .cse28 .cse21 .cse2 .cse29 .cse5 .cse30 .cse7 .cse8 .cse23 .cse31)) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse15 (not (<= 1 |old(~pumpRunning~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 2))) (.cse17 (not (= |old(~pumpRunning~0)| 0))) (.cse18 (not (< 1 |old(~waterLevel~0)|))) (.cse26 (not (= ~systemActive~0 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13 .cse14 .cse15) (or .cse16 .cse12 .cse17 .cse18 .cse13) (or .cse16 .cse12 .cse19 (and .cse20 .cse21 .cse2 .cse22 .cse5 .cse7 .cse8 .cse23) .cse18 .cse15) (or .cse0 .cse24 .cse11 .cse12 .cse13 .cse15) (or .cse25 .cse12 .cse19 .cse17 .cse14) (or (and .cse4 .cse23) .cse17 .cse26) (or .cse24 .cse11 .cse12 .cse19 .cse27 .cse15) (or .cse16 (and .cse1 .cse2 .cse22 .cse3 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse12 .cse18 .cse13 .cse15) (or .cse12 .cse19 .cse17 (not (= |old(~waterLevel~0)| 2))) (or .cse25 .cse12 .cse17 .cse13 .cse14) (or (and .cse20 .cse21 .cse2 .cse4 .cse5 .cse7 .cse8 .cse23) .cse11 .cse12 .cse19 .cse27 .cse14 .cse15) (or .cse16 .cse17 .cse18 .cse26)))) [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L503-1(line 503) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L119-2(lines 115 137) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L177(lines 177 194) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L854 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (and .cse10 .cse11 (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (and .cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse5 .cse6 .cse3) (or .cse7 .cse2 .cse5 .cse4 .cse8 .cse9) (or .cse0 .cse2 .cse5 .cse6 (not (< 1 |old(~waterLevel~0)|)) .cse9) (or .cse7 .cse2 .cse5 .cse6 .cse8 .cse9) (or .cse1 .cse3 (not (= ~systemActive~0 0))) (or .cse2 .cse5 .cse4 (not (= |old(~waterLevel~0)| 2)) .cse9)))) [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2021-12-17 15:10:01,719 INFO L854 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (let ((.cse9 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse11 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse16 (= ~methaneLevelCritical~0 0)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse14 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse15 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (and .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse10 (<= ~waterLevel~0 1) .cse11 .cse16 .cse12 .cse13 .cse14 (= ~systemActive~0 1) .cse15)) (.cse3 (not .cse16)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (= ~waterLevel~0 1) .cse1 .cse4 .cse3 .cse5) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse1 .cse6 .cse2) (or .cse0 .cse1 .cse6 .cse4 .cse5) (or .cse1 .cse7 .cse3 (not (= |old(~waterLevel~0)| 2)) .cse5) (or .cse8 (and .cse9 .cse10 .cse11 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse12 .cse13 .cse14 .cse15) .cse1 .cse7 .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse8 .cse1 .cse7 .cse3 .cse5) (or .cse0 .cse8 .cse1 .cse6 .cse5)))) [2021-12-17 15:10:01,719 INFO L858 garLoopResultBuilder]: For program point L505(lines 505 515) no Hoare annotation was computed. [2021-12-17 15:10:01,720 INFO L854 garLoopResultBuilder]: At program point L183(line 183) the Hoare annotation is: (let ((.cse6 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse7 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse10 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|))) (let ((.cse4 (and .cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse7 .cse8 (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0) .cse9 .cse14 .cse10 (= ~systemActive~0 1))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse11 (not .cse14)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse13 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse12 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 (and .cse6 .cse7 .cse8 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse9 .cse10) .cse1 .cse11 .cse12) (or .cse4 (not (= |old(~waterLevel~0)| 1)) .cse5 .cse1 .cse11 .cse12) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse5 .cse1 .cse3 .cse12) (or .cse0 .cse1 .cse11 .cse2) (or .cse0 .cse1 .cse11 (and .cse6 .cse7 .cse8 (= ~waterLevel~0 1) .cse9 .cse10) .cse13 .cse12) (or .cse0 .cse1 .cse13 .cse3 .cse12)))) [2021-12-17 15:10:01,720 INFO L854 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 (not (= ~systemActive~0 0))) (or .cse0 .cse4 .cse1 .cse3 .cse5) (or .cse0 .cse1 .cse6 .cse2) (or .cse0 .cse1 .cse6 .cse7 .cse5) (or .cse0 .cse1 .cse7 .cse3 .cse5) (or .cse0 .cse4 .cse1 .cse6 .cse5))) [2021-12-17 15:10:01,720 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 518) no Hoare annotation was computed. [2021-12-17 15:10:01,720 INFO L854 garLoopResultBuilder]: At program point L501-1(lines 493 521) the Hoare annotation is: (let ((.cse24 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse7 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse8 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse14 (= ~pumpRunning~0 0)) (.cse32 (= 1 ~systemActive~0)) (.cse35 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| 2)) (.cse22 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse33 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse34 (<= ~waterLevel~0 1)) (.cse23 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse31 (= ~methaneLevelCritical~0 0)) (.cse11 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~5#1| ~waterLevel~0)) (.cse25 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse13 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse26 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse27 (<= 0 |timeShift_isMethaneAlarm_#res#1|))) (let ((.cse18 (and .cse22 .cse33 .cse9 .cse34 .cse23 .cse31 .cse11 .cse25 .cse12 .cse13 .cse26 .cse27)) (.cse10 (= ~waterLevel~0 1)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse16 (and .cse1 .cse11 (<= 1 ~pumpRunning~0) .cse12)) (.cse17 (and .cse1 .cse11 .cse25 .cse12)) (.cse3 (not (< 1 |old(~waterLevel~0)|))) (.cse19 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~systemActive~0 0))) (.cse20 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (not .cse35)) (.cse30 (and .cse7 .cse33 .cse8 .cse9 .cse34 .cse11 .cse35 .cse12 .cse13 .cse14 .cse32)) (.cse15 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not .cse32)) (.cse28 (and .cse24 .cse11 .cse25 .cse12)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse21 (not .cse31)) (.cse29 (not (<= |old(~waterLevel~0)| 1)))) (and (or .cse0 (and (= |timeShift_getWaterLevel_#res#1| 2) .cse1) .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) .cse3 .cse15) (or .cse0 .cse5 .cse16 .cse17 .cse6 .cse2 .cse3) (or .cse18 .cse19 .cse20 .cse5 .cse21 .cse15) (or .cse18 .cse0 .cse20 .cse5 (and .cse22 .cse9 .cse23 .cse11 .cse24 .cse25 .cse12 .cse13 .cse26 .cse27) .cse21 .cse15) (or .cse5 .cse6 .cse28 .cse2 .cse29) (or .cse0 .cse5 (and .cse22 .cse9 .cse10 .cse23 .cse11 .cse25 .cse12 .cse13 .cse26 .cse27) .cse3 .cse21 .cse15) (or .cse0 .cse5 .cse16 .cse17 .cse2 .cse3 .cse21) (or .cse19 .cse20 .cse5 .cse6 .cse30 .cse15) (or (and .cse24 .cse25) .cse2 .cse4) (or (and .cse7 .cse8 .cse9 .cse24 .cse11 .cse12 .cse13 .cse14) .cse20 .cse5 .cse6 .cse30 .cse29 .cse15) (or .cse5 .cse28 .cse2 .cse21 .cse29)))) [2021-12-17 15:10:01,720 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 112 138) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (and .cse10 .cse11 (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (and .cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse5 .cse6 .cse3) (or .cse7 .cse2 .cse5 .cse4 .cse8 .cse9) (or .cse0 .cse2 .cse5 .cse6 (not (< 1 |old(~waterLevel~0)|)) .cse9) (or .cse7 .cse2 .cse5 .cse6 .cse8 .cse9) (or .cse1 .cse3 (not (= ~systemActive~0 0))) (or .cse2 .cse5 .cse4 (not (= |old(~waterLevel~0)| 2)) .cse9)))) [2021-12-17 15:10:01,720 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 112 138) no Hoare annotation was computed. [2021-12-17 15:10:01,720 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-12-17 15:10:01,720 INFO L854 garLoopResultBuilder]: At program point L964(lines 959 967) the Hoare annotation is: (let ((.cse14 (<= |timeShift_processEnvironment_~tmp~1#1| 0)) (.cse16 (<= |timeShift_isMethaneAlarm_#res#1| 0)) (.cse29 (= ~methaneLevelCritical~0 0)) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse21 (< 0 (+ |timeShift_processEnvironment_~tmp~1#1| 1))) (.cse22 (<= 0 |timeShift_isMethaneAlarm_#res#1|)) (.cse27 (<= ~methaneLevelCritical~0 |timeShift_processEnvironment_~tmp~1#1|)) (.cse31 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse28 (<= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse32 (<= ~waterLevel~0 1)) (.cse20 (= ~methaneLevelCritical~0 |timeShift_isMethaneLevelCritical_#res#1|)) (.cse26 (= ~pumpRunning~0 0)) (.cse30 (= 1 ~systemActive~0)) (.cse33 (<= 1 ~methaneLevelCritical~0)) (.cse17 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse19 (= |timeShift_getWaterLevel_#res#1| ~waterLevel~0))) (let ((.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (= ~waterLevel~0 1)) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse11 (and .cse17 (<= 1 ~pumpRunning~0) .cse19)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not .cse33)) (.cse24 (and .cse27 .cse31 .cse28 .cse15 .cse32 .cse33 .cse19 .cse20 .cse26 .cse30)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse25 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (and .cse17 .cse19 .cse26)) (.cse0 (and .cse14 .cse31 .cse15 .cse32 .cse16 .cse29 .cse18 .cse19 .cse20 .cse21 (= ~systemActive~0 1) .cse22)) (.cse23 (not (= |old(~waterLevel~0)| 1))) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not .cse30)) (.cse2 (not .cse29)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (= |timeShift_getWaterLevel_#res#1| 2) .cse6 .cse7 .cse8) (or .cse5 .cse1 .cse9 .cse6 .cse7 .cse10 .cse11) (or .cse5 .cse12 .cse1 .cse9 .cse7 .cse4) (or .cse0 .cse5 .cse13 .cse1 (and .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22) .cse2 .cse4) (or .cse23 .cse13 .cse1 .cse9 .cse24 .cse4) (or .cse1 .cse9 .cse6 .cse25 .cse10) (or .cse5 .cse12 .cse1 .cse7 .cse2 .cse4) (or (and .cse17 .cse26) .cse6 .cse8) (or .cse1 .cse9 .cse24 .cse3 .cse4) (or .cse1 .cse6 .cse2 .cse10 .cse11 .cse3) (or .cse13 .cse1 .cse9 .cse24 (and .cse27 .cse28 .cse15 .cse17 .cse19 .cse20 .cse26) .cse25 .cse4) (or .cse1 .cse6 .cse2 .cse25 .cse10) (or .cse0 .cse23 .cse13 .cse1 .cse2 .cse4)))) [2021-12-17 15:10:01,720 INFO L858 garLoopResultBuilder]: For program point L436(lines 436 442) no Hoare annotation was computed. [2021-12-17 15:10:01,721 INFO L858 garLoopResultBuilder]: For program point L436-1(lines 436 442) no Hoare annotation was computed. [2021-12-17 15:10:01,721 INFO L854 garLoopResultBuilder]: At program point L366(lines 362 368) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,721 INFO L854 garLoopResultBuilder]: At program point L77(lines 73 79) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,721 INFO L854 garLoopResultBuilder]: At program point L461(lines 416 463) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 2)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse7 .cse4) (and .cse0 .cse6 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse4 .cse5) (and .cse0 (= ~systemActive~0 0) .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse2 .cse3 .cse4))) [2021-12-17 15:10:01,721 INFO L854 garLoopResultBuilder]: At program point L428(line 428) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 2)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse7 .cse4) (and .cse0 .cse6 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse4 .cse5) (and .cse0 (= ~systemActive~0 0) .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse2 .cse3 .cse4))) [2021-12-17 15:10:01,721 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 15:10:01,721 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 15:10:01,721 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 15:10:01,721 INFO L861 garLoopResultBuilder]: At program point L379(lines 371 381) the Hoare annotation is: true [2021-12-17 15:10:01,721 INFO L854 garLoopResultBuilder]: At program point L301(lines 289 303) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,721 INFO L858 garLoopResultBuilder]: For program point L392(lines 392 399) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L392-2(lines 392 399) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L293(lines 293 299) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L293-1(lines 293 299) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L417(lines 416 463) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 459) no Hoare annotation was computed. [2021-12-17 15:10:01,722 INFO L854 garLoopResultBuilder]: At program point L438(line 438) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse6 .cse2 .cse7) (and .cse0 (= ~systemActive~0 0) .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse6 .cse3) (and .cse0 .cse5 .cse6 .cse2 .cse8 .cse7) (and .cse0 .cse2 .cse8 .cse3 .cse4))) [2021-12-17 15:10:01,722 INFO L861 garLoopResultBuilder]: At program point L467(lines 406 471) the Hoare annotation is: true [2021-12-17 15:10:01,722 INFO L861 garLoopResultBuilder]: At program point L401(lines 382 404) the Hoare annotation is: true [2021-12-17 15:10:01,722 INFO L858 garLoopResultBuilder]: For program point L426(lines 426 432) no Hoare annotation was computed. [2021-12-17 15:10:01,723 INFO L858 garLoopResultBuilder]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2021-12-17 15:10:01,723 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 422) no Hoare annotation was computed. [2021-12-17 15:10:01,723 INFO L854 garLoopResultBuilder]: At program point L480(lines 475 482) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,723 INFO L854 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,724 INFO L854 garLoopResultBuilder]: At program point L84(lines 80 86) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-17 15:10:01,724 INFO L854 garLoopResultBuilder]: At program point L464(lines 415 465) the Hoare annotation is: false [2021-12-17 15:10:01,724 INFO L854 garLoopResultBuilder]: At program point L295(line 295) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (< 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) (and .cse0 (= ~systemActive~0 1)))) [2021-12-17 15:10:01,724 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 458) no Hoare annotation was computed. [2021-12-17 15:10:01,724 INFO L854 garLoopResultBuilder]: At program point L452-2(lines 446 459) the Hoare annotation is: (let ((.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse6 .cse2 .cse7) (and .cse0 .cse8 .cse6 .cse2 .cse9 .cse3) (and .cse0 (= ~systemActive~0 0) .cse4) (and .cse0 .cse8 (<= ~waterLevel~0 1) .cse1 .cse6 .cse3) (and .cse0 .cse5 .cse6 .cse2 .cse9 .cse7) (and .cse0 .cse2 .cse9 .cse3 .cse4))) [2021-12-17 15:10:01,724 INFO L854 garLoopResultBuilder]: At program point L161(line 161) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0) (= ~pumpRunning~0 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse0 .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4))) [2021-12-17 15:10:01,725 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 147 171) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse0 .cse1 .cse2 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse0 .cse3 .cse4 .cse2 (= ~pumpRunning~0 0)) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4))) [2021-12-17 15:10:01,725 INFO L854 garLoopResultBuilder]: At program point L285(lines 270 288) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (and (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0) (not (= 0 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~2#1|)) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0) .cse6)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4 .cse6) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse0 .cse2 .cse7 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse2 .cse5 .cse4 .cse7 .cse6) (or .cse0 .cse1 .cse2 .cse4 .cse7)))) [2021-12-17 15:10:01,725 INFO L858 garLoopResultBuilder]: For program point L155(lines 155 163) no Hoare annotation was computed. [2021-12-17 15:10:01,725 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 168) no Hoare annotation was computed. [2021-12-17 15:10:01,725 INFO L858 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2021-12-17 15:10:01,725 INFO L858 garLoopResultBuilder]: For program point L279-2(lines 279 283) no Hoare annotation was computed. [2021-12-17 15:10:01,725 INFO L854 garLoopResultBuilder]: At program point L977(lines 968 981) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) .cse6)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (= ~waterLevel~0 2) .cse6))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse1 .cse5 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4)))) [2021-12-17 15:10:01,725 INFO L854 garLoopResultBuilder]: At program point L203(lines 198 205) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~waterLevel~0 2)) .cse1 .cse2 .cse3) (or .cse0 .cse4 (not (<= ~waterLevel~0 2)) .cse2 .cse1) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse5 .cse0 .cse3 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse5 .cse0 .cse4 .cse2) (or .cse5 .cse0 .cse2 .cse3))) [2021-12-17 15:10:01,726 INFO L854 garLoopResultBuilder]: At program point L166(line 166) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= 1 |old(~pumpRunning~0)|))) (or .cse0 .cse2 .cse3 .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 147 171) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 147 171) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point L972(lines 972 978) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L854 garLoopResultBuilder]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (let ((.cse3 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not .cse9)) (.cse8 (and .cse3 .cse9)) (.cse4 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse6 .cse7) (or .cse0 .cse3 (not (= ~systemActive~0 0))) (or .cse1 .cse5 .cse6 .cse8 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse7) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse1 .cse5 .cse3 .cse6 .cse7) (or .cse0 .cse1 .cse6 .cse8 .cse4)))) [2021-12-17 15:10:01,726 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 225 233) no Hoare annotation was computed. [2021-12-17 15:10:01,726 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 225 233) the Hoare annotation is: true [2021-12-17 15:10:01,727 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 225 233) no Hoare annotation was computed. [2021-12-17 15:10:01,729 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 15:10:01,731 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 15:10:01,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 03:10:01 BoogieIcfgContainer [2021-12-17 15:10:01,778 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 15:10:01,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 15:10:01,779 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 15:10:01,779 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 15:10:01,780 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:40" (3/4) ... [2021-12-17 15:10:01,782 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 15:10:01,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-17 15:10:01,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-17 15:10:01,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-17 15:10:01,795 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-17 15:10:01,795 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-17 15:10:01,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-17 15:10:01,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 15:10:01,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 15:10:01,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 15:10:01,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 15:10:01,817 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning))) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && (((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && systemActive == 1)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || ((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && systemActive == 1)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((1 <= switchedOnBeforeTS && waterLevel == 1) && pumpRunning == \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(waterLevel) <= 2) || (\result == 2 && tmp == 2)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(systemActive == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == 1) && tmp == waterLevel) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((tmp == 2 && tmp == waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || (((tmp == 2 && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel)))) && ((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && tmp == waterLevel) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((waterLevel == \old(waterLevel) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && waterLevel == 1) && \result <= 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((tmp == 2 && tmp == waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || (((tmp == 2 && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && tmp == waterLevel) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && (((((((((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && tmp == waterLevel) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && tmp == waterLevel) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || (((waterLevel == \old(waterLevel) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) [2021-12-17 15:10:01,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && methaneLevelCritical == \result) && pumpRunning == 0) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning)))) && (((((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && (((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || ((waterLevel == 2 && waterLevel == \old(waterLevel)) && 1 <= pumpRunning)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || (((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(1 == systemActive)) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && 1 <= pumpRunning)) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((!(1 == systemActive) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) && ((((!(\old(waterLevel) <= 2) || \result == 2) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0)) || ((waterLevel == \old(waterLevel) && 1 <= pumpRunning) && \result == waterLevel))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && (((((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0)) || ((waterLevel == \old(waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || !(\old(waterLevel) == 2))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || ((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0))) && ((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || (((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && ((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == 1) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel == 1) && \result <= 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 <= \result)) || !(1 <= \old(pumpRunning)))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((methaneLevelCritical <= \result && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || ((((((((waterLevel + 1 <= \old(waterLevel) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || ((((methaneLevelCritical <= \result && 1 <= switchedOnBeforeTS) && waterLevel == 1) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && systemActive == 1) && 0 <= \result) || (((((1 <= switchedOnBeforeTS && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((waterLevel + 1 <= \old(waterLevel) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning))) [2021-12-17 15:10:01,820 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (waterLevel == 2 && pumpRunning == 0)) || !(methaneLevelCritical == 0)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(\result == 0) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (waterLevel == 2 && pumpRunning == 0)) [2021-12-17 15:10:01,821 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(waterLevel <= 1) || (((tmp___0 == 0 && !(0 == tmp)) && \result == 0) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) && ((((!(1 == systemActive) || !(waterLevel == 2)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(waterLevel == 2)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || pumpRunning == 0)) && ((((!(waterLevel <= 1) || (((tmp___0 == 0 && !(0 == tmp)) && \result == 0) && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) [2021-12-17 15:10:01,821 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(1 == systemActive) || !(waterLevel == 2)) || 1 <= pumpRunning) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || 1 <= pumpRunning)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(waterLevel <= 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((!(waterLevel <= 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) [2021-12-17 15:10:01,852 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 15:10:01,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 15:10:01,852 INFO L158 Benchmark]: Toolchain (without parser) took 22223.18ms. Allocated memory was 88.1MB in the beginning and 220.2MB in the end (delta: 132.1MB). Free memory was 53.9MB in the beginning and 81.8MB in the end (delta: -27.9MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,853 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 15:10:01,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.71ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 53.7MB in the beginning and 82.4MB in the end (delta: -28.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.43ms. Allocated memory is still 115.3MB. Free memory was 82.4MB in the beginning and 79.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,853 INFO L158 Benchmark]: Boogie Preprocessor took 39.50ms. Allocated memory is still 115.3MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,854 INFO L158 Benchmark]: RCFGBuilder took 425.34ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 61.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,854 INFO L158 Benchmark]: TraceAbstraction took 21124.37ms. Allocated memory was 115.3MB in the beginning and 220.2MB in the end (delta: 104.9MB). Free memory was 61.5MB in the beginning and 89.2MB in the end (delta: -27.6MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,854 INFO L158 Benchmark]: Witness Printer took 73.21ms. Allocated memory is still 220.2MB. Free memory was 89.2MB in the beginning and 81.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 15:10:01,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.71ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 53.7MB in the beginning and 82.4MB in the end (delta: -28.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.43ms. Allocated memory is still 115.3MB. Free memory was 82.4MB in the beginning and 79.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.50ms. Allocated memory is still 115.3MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 425.34ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 61.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 21124.37ms. Allocated memory was 115.3MB in the beginning and 220.2MB in the end (delta: 104.9MB). Free memory was 61.5MB in the beginning and 89.2MB in the end (delta: -27.6MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. * Witness Printer took 73.21ms. Allocated memory is still 220.2MB. Free memory was 89.2MB in the beginning and 81.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: 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 9 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.0s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3321 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3270 mSDsluCounter, 6010 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4183 mSDsCounter, 1286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4254 IncrementalHoareTripleChecker+Invalid, 5540 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1286 mSolverCounterUnsat, 1827 mSDtfsCounter, 4254 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1106 GetRequests, 888 SyntacticMatches, 7 SemanticMatches, 211 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1473 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1101occurred in iteration=11, InterpolantAutomatonStates: 176, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 431 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 3262 PreInvPairs, 3716 NumberOfFragments, 6046 HoareAnnotationTreeSize, 3262 FomulaSimplifications, 10371 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 45 FomulaSimplificationsInter, 55558 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1483 NumberOfCodeBlocks, 1483 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1730 ConstructedInterpolants, 0 QuantifiedInterpolants, 3508 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1815 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 18 InterpolantComputations, 11 PerfectInterpolantSequences, 1146/1262 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 1 specifications checked. All of them hold - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && waterLevel == 2) && methaneLevelCritical == 0) && 1 <= pumpRunning) && systemActive == 1) || ((((splverifierCounter == 0 && waterLevel == 2) && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0)) || ((((splverifierCounter == 0 && waterLevel <= 1) && 1 <= methaneLevelCritical) && systemActive == 1) && pumpRunning == 0)) || ((((splverifierCounter == 0 && waterLevel == 2) && 1 <= pumpRunning) && 1 <= methaneLevelCritical) && systemActive == 1)) || ((((splverifierCounter == 0 && waterLevel <= 1) && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0)) || ((((splverifierCounter == 0 && waterLevel == 2) && 1 <= methaneLevelCritical) && systemActive == 1) && pumpRunning == 0)) || ((splverifierCounter == 0 && systemActive == 0) && pumpRunning == 0)) || (((((splverifierCounter == 0 && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && methaneLevelCritical == 0) && 1 <= pumpRunning) && systemActive == 1) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(waterLevel) <= 2) || (\result == 2 && tmp == 2)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(systemActive == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == 1) && tmp == waterLevel) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((tmp == 2 && tmp == waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || (((tmp == 2 && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel)))) && ((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && tmp == waterLevel) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((waterLevel == \old(waterLevel) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && waterLevel == 1) && \result <= 0) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((tmp == 2 && tmp == waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || (((tmp == 2 && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && tmp == waterLevel) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && (((((((((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && tmp == waterLevel) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && tmp == waterLevel) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || (((waterLevel == \old(waterLevel) && tmp == waterLevel) && pumpRunning == \old(pumpRunning)) && \result == waterLevel)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && systemActive == 0) && pumpRunning == 0 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || (((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && ((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || (((1 <= switchedOnBeforeTS && waterLevel == 1) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (waterLevel == 2 && pumpRunning == 0)) || !(methaneLevelCritical == 0)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(\result == 0) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || (waterLevel == 2 && pumpRunning == 0)) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((!(1 == systemActive) || !(waterLevel == 2)) || 1 <= pumpRunning) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || 1 <= pumpRunning)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(waterLevel <= 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((!(waterLevel <= 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) && ((((!(\old(waterLevel) <= 2) || \result == 2) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(1 < \old(waterLevel))) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0)) || ((waterLevel == \old(waterLevel) && 1 <= pumpRunning) && \result == waterLevel))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && ((((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && (((((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0)) || ((waterLevel == \old(waterLevel) && 1 <= pumpRunning) && \result == waterLevel)) || !(\old(waterLevel) == 2))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || ((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && \result == waterLevel) && methaneLevelCritical == \result) && pumpRunning == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((waterLevel == \old(waterLevel) && \result == waterLevel) && pumpRunning == 0))) && ((((((((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && \result == waterLevel) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel == 1) && \result <= 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 <= \result)) || !(1 <= \old(pumpRunning)))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((methaneLevelCritical <= \result && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || ((((((((waterLevel + 1 <= \old(waterLevel) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || ((((methaneLevelCritical <= \result && 1 <= switchedOnBeforeTS) && waterLevel == 1) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && (((((((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && systemActive == 1) && 0 <= \result) || (((((1 <= switchedOnBeforeTS && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 <= \result)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && ((((((((((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && systemActive == 1) && 0 <= \result) || !(\old(waterLevel) == 1)) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((((((((waterLevel + 1 <= \old(waterLevel) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && systemActive == 1)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && ((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: (((((((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning))) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)))) && ((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) <= 2) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(\old(pumpRunning) == 0)) || !(systemActive == 0))) && (((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (((((((((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && systemActive == 1)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && (((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || (((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && pumpRunning == \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || !(1 == systemActive)) || ((((((waterLevel + 1 <= \old(waterLevel) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= pumpRunning) && pumpRunning == \old(pumpRunning)) && 1 <= methaneLevelCritical) && systemActive == 1)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 1)) || ((1 <= switchedOnBeforeTS && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning))) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((1 <= switchedOnBeforeTS && waterLevel == 1) && pumpRunning == \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: (((((((((((((((((((((methaneLevelCritical <= tmp && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel == \old(waterLevel)) && methaneLevelCritical == \result) && pumpRunning == 0) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(pumpRunning)))) && (((((waterLevel == \old(waterLevel) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 1))) && (!(\old(pumpRunning) == 0) || !(systemActive == 0))) && (((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || ((waterLevel == 2 && waterLevel == \old(waterLevel)) && 1 <= pumpRunning)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(waterLevel) <= 2) || waterLevel == 1) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(1 < \old(waterLevel))) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning)))) && ((((((!(1 <= \old(switchedOnBeforeTS)) || (((((((tmp <= 0 && 1 <= switchedOnBeforeTS) && \result <= 0) && waterLevel == \old(waterLevel)) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && 0 <= \result)) || !(1 == systemActive)) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 1)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))) || !(1 == systemActive)) || ((((((((((tmp <= 0 && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && \result <= 0) && methaneLevelCritical == 0) && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && 0 < tmp + 1) && systemActive == 1) && 0 <= \result)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && (((((!(\old(waterLevel) <= 2) || (waterLevel == \old(waterLevel) && 1 <= pumpRunning)) || (waterLevel == \old(waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0))) && ((((!(1 == systemActive) || ((((((((methaneLevelCritical <= tmp && waterLevel + 1 <= \old(waterLevel)) && methaneLevelCritical <= \result) && 1 <= switchedOnBeforeTS) && waterLevel <= 1) && 1 <= methaneLevelCritical) && methaneLevelCritical == \result) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) == 2)) || !(1 <= \old(pumpRunning))) - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((((((!(waterLevel <= 1) || (((tmp___0 == 0 && !(0 == tmp)) && \result == 0) && pumpRunning == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) && ((((!(1 == systemActive) || !(waterLevel == 2)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0)) && ((((!(1 <= switchedOnBeforeTS) || !(waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(1 <= \old(pumpRunning)))) && ((((!(1 == systemActive) || !(waterLevel == 2)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) || pumpRunning == 0)) && ((((!(waterLevel <= 1) || (((tmp___0 == 0 && !(0 == tmp)) && \result == 0) && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(methaneLevelCritical == 0)) RESULT: Ultimate proved your program to be correct! [2021-12-17 15:10:01,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE