./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 96017c66b543acd453f7f93af5103a6e0c098fb4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:23:51,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:23:51,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:23:51,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:23:51,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:23:51,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:23:51,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:23:51,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:23:51,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:23:51,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:23:51,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:23:51,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:23:51,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:23:51,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:23:51,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:23:51,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:23:51,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:23:51,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:23:51,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:23:51,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:23:51,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:23:51,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:23:51,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:23:51,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:23:51,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:23:51,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:23:51,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:23:51,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:23:51,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:23:51,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:23:51,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:23:51,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:23:51,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:23:51,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:23:51,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:23:51,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:23:51,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:23:51,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:23:51,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:23:51,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:23:51,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:23:51,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 18:23:52,025 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:23:52,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:23:52,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:23:52,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:23:52,033 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:23:52,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:23:52,034 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:23:52,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:23:52,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:23:52,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:23:52,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:23:52,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:23:52,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:23:52,037 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:23:52,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:23:52,038 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:23:52,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:23:52,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:23:52,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:23:52,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:23:52,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:23:52,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:23:52,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:23:52,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:23:52,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:23:52,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:23:52,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:23:52,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:23:52,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:23:52,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96017c66b543acd453f7f93af5103a6e0c098fb4 [2020-11-29 18:23:52,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:23:52,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:23:52,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:23:52,418 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:23:52,419 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:23:52,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2020-11-29 18:23:52,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/data/e697187fd/e278ebaa04d943bcbd77d4b312e1fdf1/FLAGb21434ba0 [2020-11-29 18:23:53,307 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:23:53,308 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2020-11-29 18:23:53,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/data/e697187fd/e278ebaa04d943bcbd77d4b312e1fdf1/FLAGb21434ba0 [2020-11-29 18:23:53,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/data/e697187fd/e278ebaa04d943bcbd77d4b312e1fdf1 [2020-11-29 18:23:53,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:23:53,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:23:53,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:23:53,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:23:53,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:23:53,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:23:53" (1/1) ... [2020-11-29 18:23:53,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b84b1c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:53, skipping insertion in model container [2020-11-29 18:23:53,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:23:53" (1/1) ... [2020-11-29 18:23:53,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:23:53,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:23:54,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:23:54,257 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:23:54,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:23:54,443 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:23:54,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54 WrapperNode [2020-11-29 18:23:54,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:23:54,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:23:54,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:23:54,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:23:54,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:23:54,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:23:54,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:23:54,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:23:54,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... [2020-11-29 18:23:54,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:23:54,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:23:54,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:23:54,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:23:54,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:23:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:23:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:23:54,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:23:54,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:23:56,571 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:23:56,572 INFO L298 CfgBuilder]: Removed 290 assume(true) statements. [2020-11-29 18:23:56,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:23:56 BoogieIcfgContainer [2020-11-29 18:23:56,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:23:56,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 18:23:56,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 18:23:56,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 18:23:56,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:23:53" (1/3) ... [2020-11-29 18:23:56,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cffe84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:23:56, skipping insertion in model container [2020-11-29 18:23:56,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:23:54" (2/3) ... [2020-11-29 18:23:56,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cffe84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:23:56, skipping insertion in model container [2020-11-29 18:23:56,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:23:56" (3/3) ... [2020-11-29 18:23:56,586 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2020-11-29 18:23:56,602 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 18:23:56,608 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 18:23:56,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 18:23:56,664 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 18:23:56,664 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 18:23:56,665 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 18:23:56,665 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 18:23:56,665 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 18:23:56,665 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 18:23:56,666 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 18:23:56,666 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 18:23:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-29 18:23:56,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 18:23:56,705 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:56,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:56,707 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:56,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:56,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1094266692, now seen corresponding path program 1 times [2020-11-29 18:23:56,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:56,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986585128] [2020-11-29 18:23:56,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:57,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986585128] [2020-11-29 18:23:57,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:57,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:23:57,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954516132] [2020-11-29 18:23:57,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 18:23:57,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:57,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 18:23:57,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 18:23:57,120 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-29 18:23:57,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:57,204 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-11-29 18:23:57,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 18:23:57,206 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-29 18:23:57,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:57,221 INFO L225 Difference]: With dead ends: 386 [2020-11-29 18:23:57,222 INFO L226 Difference]: Without dead ends: 191 [2020-11-29 18:23:57,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 18:23:57,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-29 18:23:57,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-11-29 18:23:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-29 18:23:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-11-29 18:23:57,308 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-11-29 18:23:57,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:57,309 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-11-29 18:23:57,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 18:23:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-11-29 18:23:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 18:23:57,312 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:57,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:57,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 18:23:57,313 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:57,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:57,314 INFO L82 PathProgramCache]: Analyzing trace with hash 875430723, now seen corresponding path program 1 times [2020-11-29 18:23:57,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:57,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481879604] [2020-11-29 18:23:57,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:57,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481879604] [2020-11-29 18:23:57,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:57,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:23:57,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51619664] [2020-11-29 18:23:57,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:23:57,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:57,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:23:57,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:57,490 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-11-29 18:23:57,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:57,514 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-11-29 18:23:57,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:23:57,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-29 18:23:57,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:57,517 INFO L225 Difference]: With dead ends: 191 [2020-11-29 18:23:57,517 INFO L226 Difference]: Without dead ends: 75 [2020-11-29 18:23:57,519 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:57,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-29 18:23:57,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-29 18:23:57,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-29 18:23:57,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-11-29 18:23:57,532 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-11-29 18:23:57,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:57,532 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-11-29 18:23:57,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:23:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-11-29 18:23:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 18:23:57,535 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:57,535 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:57,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 18:23:57,536 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:57,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:57,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1212083136, now seen corresponding path program 1 times [2020-11-29 18:23:57,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:57,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709542066] [2020-11-29 18:23:57,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:57,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709542066] [2020-11-29 18:23:57,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:57,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 18:23:57,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491489048] [2020-11-29 18:23:57,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:23:57,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:57,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:23:57,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:23:57,781 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 5 states. [2020-11-29 18:23:57,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:57,923 INFO L93 Difference]: Finished difference Result 167 states and 251 transitions. [2020-11-29 18:23:57,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 18:23:57,924 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-29 18:23:57,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:57,929 INFO L225 Difference]: With dead ends: 167 [2020-11-29 18:23:57,930 INFO L226 Difference]: Without dead ends: 99 [2020-11-29 18:23:57,931 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 18:23:57,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-11-29 18:23:57,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2020-11-29 18:23:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-11-29 18:23:57,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-11-29 18:23:57,972 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-11-29 18:23:57,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:57,974 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-11-29 18:23:57,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:23:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-11-29 18:23:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 18:23:57,978 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:57,978 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:57,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 18:23:57,979 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:57,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:57,980 INFO L82 PathProgramCache]: Analyzing trace with hash 471692742, now seen corresponding path program 1 times [2020-11-29 18:23:57,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:57,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622553005] [2020-11-29 18:23:57,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:58,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622553005] [2020-11-29 18:23:58,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:58,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:23:58,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039148232] [2020-11-29 18:23:58,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:23:58,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:58,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:23:58,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:58,140 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-11-29 18:23:58,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:58,245 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-11-29 18:23:58,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:23:58,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-29 18:23:58,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:58,248 INFO L225 Difference]: With dead ends: 193 [2020-11-29 18:23:58,248 INFO L226 Difference]: Without dead ends: 105 [2020-11-29 18:23:58,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:58,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-11-29 18:23:58,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-11-29 18:23:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-29 18:23:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-11-29 18:23:58,264 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-11-29 18:23:58,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:58,265 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-11-29 18:23:58,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:23:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-11-29 18:23:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 18:23:58,267 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:58,267 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:58,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 18:23:58,267 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:58,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:58,268 INFO L82 PathProgramCache]: Analyzing trace with hash -624194039, now seen corresponding path program 1 times [2020-11-29 18:23:58,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:58,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346624867] [2020-11-29 18:23:58,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:58,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346624867] [2020-11-29 18:23:58,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:58,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 18:23:58,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174738465] [2020-11-29 18:23:58,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:23:58,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:58,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:23:58,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:23:58,391 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-11-29 18:23:58,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:58,558 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-11-29 18:23:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 18:23:58,559 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-29 18:23:58,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:58,565 INFO L225 Difference]: With dead ends: 492 [2020-11-29 18:23:58,566 INFO L226 Difference]: Without dead ends: 396 [2020-11-29 18:23:58,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-29 18:23:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-11-29 18:23:58,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-11-29 18:23:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-29 18:23:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-11-29 18:23:58,604 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-11-29 18:23:58,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:58,605 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-11-29 18:23:58,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:23:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-11-29 18:23:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 18:23:58,607 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:58,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:58,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 18:23:58,608 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:58,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:58,609 INFO L82 PathProgramCache]: Analyzing trace with hash -2058339199, now seen corresponding path program 1 times [2020-11-29 18:23:58,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:58,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582040538] [2020-11-29 18:23:58,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:58,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582040538] [2020-11-29 18:23:58,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:58,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 18:23:58,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512003601] [2020-11-29 18:23:58,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:23:58,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:58,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:23:58,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:23:58,736 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-11-29 18:23:58,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:58,981 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-11-29 18:23:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 18:23:58,982 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-11-29 18:23:58,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:58,985 INFO L225 Difference]: With dead ends: 703 [2020-11-29 18:23:58,985 INFO L226 Difference]: Without dead ends: 522 [2020-11-29 18:23:58,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-29 18:23:58,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-11-29 18:23:59,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-11-29 18:23:59,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-11-29 18:23:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-11-29 18:23:59,035 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-11-29 18:23:59,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:59,036 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-11-29 18:23:59,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:23:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-11-29 18:23:59,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 18:23:59,037 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:59,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:59,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 18:23:59,038 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:59,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:59,038 INFO L82 PathProgramCache]: Analyzing trace with hash 952156187, now seen corresponding path program 1 times [2020-11-29 18:23:59,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:59,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044319558] [2020-11-29 18:23:59,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:59,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044319558] [2020-11-29 18:23:59,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:59,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 18:23:59,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537131150] [2020-11-29 18:23:59,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:23:59,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:59,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:23:59,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:23:59,150 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-11-29 18:23:59,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:59,323 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-11-29 18:23:59,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 18:23:59,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-29 18:23:59,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:59,328 INFO L225 Difference]: With dead ends: 537 [2020-11-29 18:23:59,328 INFO L226 Difference]: Without dead ends: 358 [2020-11-29 18:23:59,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:23:59,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-11-29 18:23:59,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-11-29 18:23:59,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-11-29 18:23:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-11-29 18:23:59,357 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-11-29 18:23:59,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:59,358 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-11-29 18:23:59,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:23:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-11-29 18:23:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 18:23:59,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:59,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:59,361 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 18:23:59,361 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:59,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:59,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1653220765, now seen corresponding path program 1 times [2020-11-29 18:23:59,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:59,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282845660] [2020-11-29 18:23:59,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:59,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282845660] [2020-11-29 18:23:59,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:59,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 18:23:59,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708986034] [2020-11-29 18:23:59,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 18:23:59,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:59,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 18:23:59,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:23:59,446 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-11-29 18:23:59,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:59,635 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-11-29 18:23:59,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 18:23:59,636 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-29 18:23:59,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:59,640 INFO L225 Difference]: With dead ends: 587 [2020-11-29 18:23:59,640 INFO L226 Difference]: Without dead ends: 390 [2020-11-29 18:23:59,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-29 18:23:59,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-11-29 18:23:59,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-11-29 18:23:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-29 18:23:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-11-29 18:23:59,677 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-11-29 18:23:59,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:59,677 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-11-29 18:23:59,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 18:23:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-11-29 18:23:59,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 18:23:59,682 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:59,683 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:59,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 18:23:59,684 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:59,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:59,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1066414751, now seen corresponding path program 1 times [2020-11-29 18:23:59,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:59,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604123606] [2020-11-29 18:23:59,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:23:59,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604123606] [2020-11-29 18:23:59,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:23:59,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:23:59,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702833378] [2020-11-29 18:23:59,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:23:59,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:23:59,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:23:59,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:59,756 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-11-29 18:23:59,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:23:59,844 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-11-29 18:23:59,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:23:59,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-29 18:23:59,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:23:59,849 INFO L225 Difference]: With dead ends: 515 [2020-11-29 18:23:59,849 INFO L226 Difference]: Without dead ends: 306 [2020-11-29 18:23:59,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:23:59,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-11-29 18:23:59,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-11-29 18:23:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-11-29 18:23:59,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-11-29 18:23:59,896 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-11-29 18:23:59,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:23:59,897 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-11-29 18:23:59,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:23:59,897 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-11-29 18:23:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 18:23:59,900 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:23:59,900 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:23:59,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 18:23:59,901 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:23:59,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:23:59,902 INFO L82 PathProgramCache]: Analyzing trace with hash -329531425, now seen corresponding path program 1 times [2020-11-29 18:23:59,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:23:59,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714601371] [2020-11-29 18:23:59,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:23:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:23:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:24:00,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714601371] [2020-11-29 18:24:00,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:24:00,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:24:00,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041599004] [2020-11-29 18:24:00,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:24:00,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:24:00,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:24:00,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:24:00,002 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-11-29 18:24:00,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:24:00,115 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-11-29 18:24:00,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:24:00,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-11-29 18:24:00,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:24:00,124 INFO L225 Difference]: With dead ends: 459 [2020-11-29 18:24:00,124 INFO L226 Difference]: Without dead ends: 457 [2020-11-29 18:24:00,125 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:24:00,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-11-29 18:24:00,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-11-29 18:24:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-11-29 18:24:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-11-29 18:24:00,186 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-11-29 18:24:00,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:24:00,186 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-11-29 18:24:00,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:24:00,187 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-11-29 18:24:00,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 18:24:00,188 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:24:00,189 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:24:00,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 18:24:00,189 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:24:00,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:24:00,190 INFO L82 PathProgramCache]: Analyzing trace with hash -392674304, now seen corresponding path program 1 times [2020-11-29 18:24:00,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:24:00,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125251228] [2020-11-29 18:24:00,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:24:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:24:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:24:00,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125251228] [2020-11-29 18:24:00,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:24:00,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 18:24:00,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846752705] [2020-11-29 18:24:00,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:24:00,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:24:00,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:24:00,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:24:00,306 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-11-29 18:24:00,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:24:00,517 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-11-29 18:24:00,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 18:24:00,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-11-29 18:24:00,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:24:00,521 INFO L225 Difference]: With dead ends: 571 [2020-11-29 18:24:00,521 INFO L226 Difference]: Without dead ends: 304 [2020-11-29 18:24:00,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:24:00,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-11-29 18:24:00,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-11-29 18:24:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-11-29 18:24:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-11-29 18:24:00,565 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-11-29 18:24:00,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:24:00,566 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-11-29 18:24:00,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:24:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-11-29 18:24:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 18:24:00,568 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:24:00,568 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:24:00,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 18:24:00,569 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:24:00,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:24:00,569 INFO L82 PathProgramCache]: Analyzing trace with hash -275113368, now seen corresponding path program 1 times [2020-11-29 18:24:00,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:24:00,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056852602] [2020-11-29 18:24:00,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:24:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:24:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 18:24:00,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056852602] [2020-11-29 18:24:00,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:24:00,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:24:00,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064941629] [2020-11-29 18:24:00,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:24:00,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:24:00,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:24:00,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:24:00,654 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-11-29 18:24:00,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:24:00,870 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-11-29 18:24:00,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:24:00,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-11-29 18:24:00,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:24:00,874 INFO L225 Difference]: With dead ends: 600 [2020-11-29 18:24:00,874 INFO L226 Difference]: Without dead ends: 303 [2020-11-29 18:24:00,876 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:24:00,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-11-29 18:24:00,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 291. [2020-11-29 18:24:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-11-29 18:24:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 374 transitions. [2020-11-29 18:24:00,927 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 374 transitions. Word has length 63 [2020-11-29 18:24:00,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:24:00,929 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 374 transitions. [2020-11-29 18:24:00,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:24:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2020-11-29 18:24:00,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 18:24:00,931 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:24:00,931 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:24:00,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 18:24:00,932 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:24:00,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:24:00,933 INFO L82 PathProgramCache]: Analyzing trace with hash 773906276, now seen corresponding path program 1 times [2020-11-29 18:24:00,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:24:00,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611927068] [2020-11-29 18:24:00,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:24:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:24:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 18:24:01,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611927068] [2020-11-29 18:24:01,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:24:01,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-29 18:24:01,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293740600] [2020-11-29 18:24:01,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-29 18:24:01,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:24:01,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-29 18:24:01,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-29 18:24:01,094 INFO L87 Difference]: Start difference. First operand 291 states and 374 transitions. Second operand 8 states. [2020-11-29 18:24:01,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:24:01,840 INFO L93 Difference]: Finished difference Result 1063 states and 1371 transitions. [2020-11-29 18:24:01,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-29 18:24:01,844 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-11-29 18:24:01,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:24:01,845 INFO L225 Difference]: With dead ends: 1063 [2020-11-29 18:24:01,845 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 18:24:01,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-11-29 18:24:01,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 18:24:01,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 18:24:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 18:24:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 18:24:01,848 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-11-29 18:24:01,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:24:01,849 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:24:01,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-29 18:24:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 18:24:01,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 18:24:01,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 18:24:01,853 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 18:24:02,431 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 137 [2020-11-29 18:24:02,665 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 92 [2020-11-29 18:24:02,852 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2020-11-29 18:24:03,032 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 93 [2020-11-29 18:24:03,488 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 129 [2020-11-29 18:24:03,889 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 93 [2020-11-29 18:24:04,340 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 125 [2020-11-29 18:24:04,655 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 104 [2020-11-29 18:24:05,780 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 134 DAG size of output: 24 [2020-11-29 18:24:06,298 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 13 [2020-11-29 18:24:06,800 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 27 [2020-11-29 18:24:07,527 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2020-11-29 18:24:08,401 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-11-29 18:24:08,697 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2020-11-29 18:24:08,893 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2020-11-29 18:24:09,460 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 34 [2020-11-29 18:24:10,314 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 28 [2020-11-29 18:24:10,899 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 27 [2020-11-29 18:24:10,910 INFO L274 CegarLoopResult]: For program point L861(lines 861 876) no Hoare annotation was computed. [2020-11-29 18:24:10,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,911 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,911 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,911 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,912 INFO L274 CegarLoopResult]: For program point L665(lines 665 682) no Hoare annotation was computed. [2020-11-29 18:24:10,912 INFO L274 CegarLoopResult]: For program point L665-1(lines 665 682) no Hoare annotation was computed. [2020-11-29 18:24:10,912 INFO L274 CegarLoopResult]: For program point L665-2(lines 665 682) no Hoare annotation was computed. [2020-11-29 18:24:10,913 INFO L270 CegarLoopResult]: At program point L468(lines 463 471) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse2) (not .cse4) .cse3 .cse5 .cse6))) [2020-11-29 18:24:10,913 INFO L270 CegarLoopResult]: At program point L468-1(lines 463 471) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not .cse6)) (.cse2 (not .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (not (= 0 ~systemActive~0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse6 .cse8 .cse7 .cse4 .cse5)))) [2020-11-29 18:24:10,913 INFO L270 CegarLoopResult]: At program point L468-2(lines 463 471) the Hoare annotation is: false [2020-11-29 18:24:10,914 INFO L270 CegarLoopResult]: At program point L468-3(lines 463 471) the Hoare annotation is: false [2020-11-29 18:24:10,914 INFO L270 CegarLoopResult]: At program point L468-4(lines 463 471) the Hoare annotation is: false [2020-11-29 18:24:10,914 INFO L270 CegarLoopResult]: At program point L468-5(lines 463 471) the Hoare annotation is: false [2020-11-29 18:24:10,914 INFO L274 CegarLoopResult]: For program point L832(lines 831 880) no Hoare annotation was computed. [2020-11-29 18:24:10,915 INFO L270 CegarLoopResult]: At program point L535(lines 530 537) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-29 18:24:10,915 INFO L274 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-11-29 18:24:10,915 INFO L274 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2020-11-29 18:24:10,915 INFO L270 CegarLoopResult]: At program point L800-1(lines 800 806) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-29 18:24:10,915 INFO L274 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,916 INFO L274 CegarLoopResult]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,916 INFO L274 CegarLoopResult]: For program point L767-3(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,916 INFO L274 CegarLoopResult]: For program point L767-5(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,916 INFO L274 CegarLoopResult]: For program point L767-6(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,916 INFO L274 CegarLoopResult]: For program point L767-8(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,917 INFO L274 CegarLoopResult]: For program point L767-9(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,917 INFO L274 CegarLoopResult]: For program point L767-11(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,917 INFO L274 CegarLoopResult]: For program point L767-12(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,917 INFO L274 CegarLoopResult]: For program point L767-14(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,917 INFO L274 CegarLoopResult]: For program point L767-15(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,918 INFO L274 CegarLoopResult]: For program point L767-17(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,918 INFO L274 CegarLoopResult]: For program point L767-18(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,918 INFO L274 CegarLoopResult]: For program point L767-20(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,918 INFO L274 CegarLoopResult]: For program point L767-21(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,918 INFO L274 CegarLoopResult]: For program point L767-23(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,919 INFO L274 CegarLoopResult]: For program point L767-24(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,919 INFO L274 CegarLoopResult]: For program point L767-26(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,919 INFO L274 CegarLoopResult]: For program point L767-27(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,919 INFO L274 CegarLoopResult]: For program point L767-29(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,919 INFO L274 CegarLoopResult]: For program point L767-30(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,920 INFO L274 CegarLoopResult]: For program point L767-32(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,920 INFO L274 CegarLoopResult]: For program point L767-33(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,920 INFO L274 CegarLoopResult]: For program point L669(lines 669 677) no Hoare annotation was computed. [2020-11-29 18:24:10,920 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 677) no Hoare annotation was computed. [2020-11-29 18:24:10,920 INFO L274 CegarLoopResult]: For program point L767-35(lines 767 771) no Hoare annotation was computed. [2020-11-29 18:24:10,921 INFO L274 CegarLoopResult]: For program point L669-2(lines 669 677) no Hoare annotation was computed. [2020-11-29 18:24:10,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,921 INFO L274 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2020-11-29 18:24:10,921 INFO L270 CegarLoopResult]: At program point L869-1(lines 581 587) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse1 (not .cse6)) (.cse2 (not .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse4)))) [2020-11-29 18:24:10,922 INFO L274 CegarLoopResult]: For program point L639(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,922 INFO L274 CegarLoopResult]: For program point L639-1(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,922 INFO L274 CegarLoopResult]: For program point L639-2(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,922 INFO L274 CegarLoopResult]: For program point L639-3(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,922 INFO L274 CegarLoopResult]: For program point L639-4(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L639-5(lines 639 656) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L508(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L508-1(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L508-3(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,923 INFO L274 CegarLoopResult]: For program point L508-4(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,924 INFO L274 CegarLoopResult]: For program point L508-5(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,924 INFO L274 CegarLoopResult]: For program point L508-6(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,924 INFO L274 CegarLoopResult]: For program point L508-7(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,924 INFO L274 CegarLoopResult]: For program point L508-8(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,924 INFO L274 CegarLoopResult]: For program point L508-9(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,925 INFO L274 CegarLoopResult]: For program point L508-10(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,925 INFO L274 CegarLoopResult]: For program point L508-11(lines 508 514) no Hoare annotation was computed. [2020-11-29 18:24:10,925 INFO L270 CegarLoopResult]: At program point L773(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,925 INFO L270 CegarLoopResult]: At program point L773-1(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,925 INFO L270 CegarLoopResult]: At program point L773-2(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,926 INFO L270 CegarLoopResult]: At program point L773-3(lines 758 776) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-11-29 18:24:10,926 INFO L270 CegarLoopResult]: At program point L773-4(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,926 INFO L270 CegarLoopResult]: At program point L773-5(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,927 INFO L270 CegarLoopResult]: At program point L773-6(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,927 INFO L270 CegarLoopResult]: At program point L773-7(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,927 INFO L270 CegarLoopResult]: At program point L773-8(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,927 INFO L270 CegarLoopResult]: At program point L773-9(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,927 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-11-29 18:24:10,927 INFO L270 CegarLoopResult]: At program point L773-10(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,928 INFO L270 CegarLoopResult]: At program point L773-11(lines 758 776) the Hoare annotation is: false [2020-11-29 18:24:10,928 INFO L270 CegarLoopResult]: At program point L939-2(lines 939 953) the Hoare annotation is: false [2020-11-29 18:24:10,928 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-11-29 18:24:10,928 INFO L274 CegarLoopResult]: For program point L841(lines 841 847) no Hoare annotation was computed. [2020-11-29 18:24:10,929 INFO L270 CegarLoopResult]: At program point L841-1(lines 841 847) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse9)) (.cse2 (not .cse10)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse3) .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse8 .cse0 .cse9 .cse7 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse7 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse9 .cse10 .cse3 .cse4 .cse5 .cse6)))) [2020-11-29 18:24:10,929 INFO L270 CegarLoopResult]: At program point L709(lines 702 712) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not .cse2) (not .cse4) .cse3 .cse5 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse6))) [2020-11-29 18:24:10,929 INFO L270 CegarLoopResult]: At program point L709-1(lines 702 712) the Hoare annotation is: false [2020-11-29 18:24:10,929 INFO L274 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,930 INFO L270 CegarLoopResult]: At program point L709-2(lines 702 712) the Hoare annotation is: false [2020-11-29 18:24:10,930 INFO L274 CegarLoopResult]: For program point L643-1(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,930 INFO L274 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,930 INFO L274 CegarLoopResult]: For program point L643-3(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,930 INFO L274 CegarLoopResult]: For program point L643-4(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,930 INFO L274 CegarLoopResult]: For program point L643-5(lines 643 651) no Hoare annotation was computed. [2020-11-29 18:24:10,931 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-11-29 18:24:10,931 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-11-29 18:24:10,931 INFO L274 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-11-29 18:24:10,931 INFO L274 CegarLoopResult]: For program point L546(lines 546 563) no Hoare annotation was computed. [2020-11-29 18:24:10,931 INFO L270 CegarLoopResult]: At program point L513(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,932 INFO L270 CegarLoopResult]: At program point L546-1(lines 1 1023) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse9)) (.cse2 (not .cse10)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse3) .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse8 .cse0 .cse9 .cse7 .cse10 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse7 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse9 .cse10 .cse3 .cse4 .cse5 .cse6)))) [2020-11-29 18:24:10,932 INFO L270 CegarLoopResult]: At program point L513-1(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,932 INFO L274 CegarLoopResult]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2020-11-29 18:24:10,932 INFO L270 CegarLoopResult]: At program point L513-2(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,933 INFO L270 CegarLoopResult]: At program point L546-3(lines 1 1023) the Hoare annotation is: false [2020-11-29 18:24:10,933 INFO L270 CegarLoopResult]: At program point L513-3(lines 504 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-11-29 18:24:10,933 INFO L274 CegarLoopResult]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2020-11-29 18:24:10,933 INFO L270 CegarLoopResult]: At program point L513-4(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,934 INFO L270 CegarLoopResult]: At program point L546-5(lines 1 1023) the Hoare annotation is: false [2020-11-29 18:24:10,934 INFO L270 CegarLoopResult]: At program point L513-5(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,934 INFO L270 CegarLoopResult]: At program point L513-6(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,934 INFO L270 CegarLoopResult]: At program point L513-7(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,934 INFO L270 CegarLoopResult]: At program point L513-8(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,935 INFO L270 CegarLoopResult]: At program point L513-9(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,935 INFO L270 CegarLoopResult]: At program point L513-10(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,935 INFO L270 CegarLoopResult]: At program point L513-11(lines 504 517) the Hoare annotation is: false [2020-11-29 18:24:10,935 INFO L274 CegarLoopResult]: For program point L943(lines 943 947) no Hoare annotation was computed. [2020-11-29 18:24:10,935 INFO L274 CegarLoopResult]: For program point L943-1(lines 581 587) no Hoare annotation was computed. [2020-11-29 18:24:10,935 INFO L274 CegarLoopResult]: For program point L613(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,936 INFO L274 CegarLoopResult]: For program point L613-1(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,936 INFO L274 CegarLoopResult]: For program point L613-2(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,936 INFO L274 CegarLoopResult]: For program point L613-3(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,936 INFO L274 CegarLoopResult]: For program point L613-4(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,936 INFO L274 CegarLoopResult]: For program point L613-5(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-6(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-7(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-8(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-9(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-10(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,937 INFO L274 CegarLoopResult]: For program point L613-11(lines 613 630) no Hoare annotation was computed. [2020-11-29 18:24:10,938 INFO L270 CegarLoopResult]: At program point L581(lines 580 599) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4)))) [2020-11-29 18:24:10,938 INFO L274 CegarLoopResult]: For program point L581-1(lines 581 587) no Hoare annotation was computed. [2020-11-29 18:24:10,938 INFO L270 CegarLoopResult]: At program point L581-2(lines 580 599) the Hoare annotation is: false [2020-11-29 18:24:10,939 INFO L270 CegarLoopResult]: At program point L581-3(lines 580 599) the Hoare annotation is: false [2020-11-29 18:24:10,939 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 18:24:10,939 INFO L274 CegarLoopResult]: For program point L1011(lines 1011 1018) no Hoare annotation was computed. [2020-11-29 18:24:10,939 INFO L277 CegarLoopResult]: At program point L1011-1(lines 1011 1018) the Hoare annotation is: true [2020-11-29 18:24:10,939 INFO L274 CegarLoopResult]: For program point L550(lines 550 560) no Hoare annotation was computed. [2020-11-29 18:24:10,939 INFO L274 CegarLoopResult]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2020-11-29 18:24:10,940 INFO L274 CegarLoopResult]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2020-11-29 18:24:10,940 INFO L270 CegarLoopResult]: At program point L881(lines 830 882) the Hoare annotation is: false [2020-11-29 18:24:10,940 INFO L274 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,940 INFO L274 CegarLoopResult]: For program point L617-1(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,940 INFO L274 CegarLoopResult]: For program point L617-2(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L551(lines 551 557) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L617-3(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L617-4(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L617-5(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,941 INFO L274 CegarLoopResult]: For program point L617-6(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,942 INFO L274 CegarLoopResult]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2020-11-29 18:24:10,942 INFO L274 CegarLoopResult]: For program point L617-7(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,942 INFO L274 CegarLoopResult]: For program point L617-8(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,942 INFO L274 CegarLoopResult]: For program point L617-9(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,942 INFO L274 CegarLoopResult]: For program point L617-10(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,943 INFO L274 CegarLoopResult]: For program point L617-11(lines 617 625) no Hoare annotation was computed. [2020-11-29 18:24:10,943 INFO L270 CegarLoopResult]: At program point L915(lines 1 1023) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-29 18:24:10,943 INFO L270 CegarLoopResult]: At program point L718(lines 713 721) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) .cse2 .cse3 (not (= 0 ~systemActive~0)) .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse4 .cse5))) [2020-11-29 18:24:10,943 INFO L270 CegarLoopResult]: At program point L718-1(lines 713 721) the Hoare annotation is: false [2020-11-29 18:24:10,944 INFO L270 CegarLoopResult]: At program point L718-2(lines 713 721) the Hoare annotation is: false [2020-11-29 18:24:10,944 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 18:24:10,944 INFO L274 CegarLoopResult]: For program point L851(lines 851 857) no Hoare annotation was computed. [2020-11-29 18:24:10,944 INFO L270 CegarLoopResult]: At program point L851-1(lines 851 857) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not .cse6)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4)))) [2020-11-29 18:24:10,944 INFO L274 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2020-11-29 18:24:10,945 INFO L274 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,945 INFO L274 CegarLoopResult]: For program point L786-2(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,945 INFO L274 CegarLoopResult]: For program point L786-3(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,945 INFO L274 CegarLoopResult]: For program point L786-5(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,945 INFO L270 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 .cse1 .cse2))) [2020-11-29 18:24:10,946 INFO L274 CegarLoopResult]: For program point L786-6(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,946 INFO L270 CegarLoopResult]: At program point L588-1(lines 588 594) the Hoare annotation is: false [2020-11-29 18:24:10,946 INFO L274 CegarLoopResult]: For program point L786-8(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,946 INFO L270 CegarLoopResult]: At program point L588-2(lines 588 594) the Hoare annotation is: false [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-9(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-11(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-12(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-14(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-15(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,947 INFO L274 CegarLoopResult]: For program point L786-17(lines 786 790) no Hoare annotation was computed. [2020-11-29 18:24:10,948 INFO L270 CegarLoopResult]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-29 18:24:10,948 INFO L270 CegarLoopResult]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2020-11-29 18:24:10,948 INFO L270 CegarLoopResult]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2020-11-29 18:24:10,948 INFO L270 CegarLoopResult]: At program point L523-3(lines 518 526) the Hoare annotation is: false [2020-11-29 18:24:10,949 INFO L270 CegarLoopResult]: At program point L523-4(lines 518 526) the Hoare annotation is: false [2020-11-29 18:24:10,949 INFO L270 CegarLoopResult]: At program point L523-5(lines 518 526) the Hoare annotation is: false [2020-11-29 18:24:10,949 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 18:24:10,949 INFO L277 CegarLoopResult]: At program point L1020(lines 1001 1023) the Hoare annotation is: true [2020-11-29 18:24:10,949 INFO L270 CegarLoopResult]: At program point L987(lines 983 989) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-29 18:24:10,950 INFO L270 CegarLoopResult]: At program point L923(lines 918 926) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-29 18:24:10,950 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 18:24:10,950 INFO L270 CegarLoopResult]: At program point L792(lines 777 795) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-29 18:24:10,950 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 18:24:10,951 INFO L270 CegarLoopResult]: At program point L792-1(lines 777 795) the Hoare annotation is: false [2020-11-29 18:24:10,951 INFO L270 CegarLoopResult]: At program point L792-2(lines 777 795) the Hoare annotation is: false [2020-11-29 18:24:10,951 INFO L270 CegarLoopResult]: At program point L792-3(lines 777 795) the Hoare annotation is: false [2020-11-29 18:24:10,951 INFO L270 CegarLoopResult]: At program point L792-4(lines 777 795) the Hoare annotation is: false [2020-11-29 18:24:10,952 INFO L270 CegarLoopResult]: At program point L792-5(lines 777 795) the Hoare annotation is: false [2020-11-29 18:24:10,952 INFO L274 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-11-29 18:24:10,952 INFO L274 CegarLoopResult]: For program point L431-3(lines 431 435) no Hoare annotation was computed. [2020-11-29 18:24:10,952 INFO L274 CegarLoopResult]: For program point L431-6(lines 431 435) no Hoare annotation was computed. [2020-11-29 18:24:11,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:24:11 BoogieIcfgContainer [2020-11-29 18:24:11,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 18:24:11,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:24:11,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:24:11,004 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:24:11,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:23:56" (3/4) ... [2020-11-29 18:24:11,008 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 18:24:11,051 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 18:24:11,054 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 18:24:11,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 18:24:11,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 18:24:11,062 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 18:24:11,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:24:11,067 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:24:11,107 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-29 18:24:11,107 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-29 18:24:11,108 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-29 18:24:11,108 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-29 18:24:11,109 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-29 18:24:11,110 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,111 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,111 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,112 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,113 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-29 18:24:11,114 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,115 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,117 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-11-29 18:24:11,118 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,118 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-29 18:24:11,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-29 18:24:11,125 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-29 18:24:11,259 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_056efe31-a0f6-4ea4-bea7-349e2e4bb569/bin/uautomizer/witness.graphml [2020-11-29 18:24:11,259 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:24:11,261 INFO L168 Benchmark]: Toolchain (without parser) took 17664.62 ms. Allocated memory was 107.0 MB in the beginning and 255.9 MB in the end (delta: 148.9 MB). Free memory was 75.1 MB in the beginning and 133.6 MB in the end (delta: -58.5 MB). Peak memory consumption was 89.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,262 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:24:11,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.24 ms. Allocated memory is still 107.0 MB. Free memory was 75.1 MB in the beginning and 71.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.60 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 67.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,263 INFO L168 Benchmark]: Boogie Preprocessor took 78.40 ms. Allocated memory is still 107.0 MB. Free memory was 67.1 MB in the beginning and 63.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,264 INFO L168 Benchmark]: RCFGBuilder took 1893.80 ms. Allocated memory was 107.0 MB in the beginning and 146.8 MB in the end (delta: 39.8 MB). Free memory was 63.4 MB in the beginning and 111.4 MB in the end (delta: -48.0 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,264 INFO L168 Benchmark]: TraceAbstraction took 14426.32 ms. Allocated memory was 146.8 MB in the beginning and 255.9 MB in the end (delta: 109.1 MB). Free memory was 111.4 MB in the beginning and 150.4 MB in the end (delta: -39.0 MB). Peak memory consumption was 145.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,265 INFO L168 Benchmark]: Witness Printer took 256.56 ms. Allocated memory is still 255.9 MB. Free memory was 150.4 MB in the beginning and 134.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:24:11,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 75.5 MB. Free memory is still 33.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 831.24 ms. Allocated memory is still 107.0 MB. Free memory was 75.1 MB in the beginning and 71.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 154.60 ms. Allocated memory is still 107.0 MB. Free memory was 71.8 MB in the beginning and 67.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.40 ms. Allocated memory is still 107.0 MB. Free memory was 67.1 MB in the beginning and 63.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1893.80 ms. Allocated memory was 107.0 MB in the beginning and 146.8 MB in the end (delta: 39.8 MB). Free memory was 63.4 MB in the beginning and 111.4 MB in the end (delta: -48.0 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14426.32 ms. Allocated memory was 146.8 MB in the beginning and 255.9 MB in the end (delta: 109.1 MB). Free memory was 111.4 MB in the beginning and 150.4 MB in the end (delta: -39.0 MB). Peak memory consumption was 145.4 MB. Max. memory is 16.1 GB. * Witness Printer took 256.56 ms. Allocated memory is still 255.9 MB. Free memory was 150.4 MB in the beginning and 134.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && !(pumpRunning == 0)) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((((tmp == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(pumpRunning == 0)) && !(\result == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.1s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1673 SDtfs, 2335 SDslu, 2276 SDs, 0 SdLazy, 316 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 983 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 408 NumberOfFragments, 1095 HoareAnnotationTreeSize, 69 FomulaSimplifications, 756616 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 69 FomulaSimplificationsInter, 102199 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 35972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...