./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G --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 a5df7e7a530538a677becf014bfb990c6b0570c5e1058d85d7e78cec25f53253 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:41:22,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:41:22,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:41:22,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:41:22,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:41:22,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:41:22,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:41:22,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:41:22,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:41:22,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:41:22,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:41:22,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:41:22,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:41:22,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:41:22,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:41:22,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:41:22,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:41:22,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:41:22,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:41:22,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:41:22,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:41:22,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:41:22,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:41:22,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:41:22,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:41:22,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:41:22,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:41:22,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:41:22,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:41:22,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:41:22,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:41:22,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:41:22,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:41:22,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:41:22,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:41:22,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:41:22,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:41:22,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:41:22,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:41:22,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:41:22,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:41:22,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:41:22,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:41:22,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:41:22,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:41:22,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:41:22,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:41:22,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:41:22,677 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:41:22,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:41:22,677 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:41:22,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:41:22,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:41:22,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:41:22,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:41:22,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:41:22,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:41:22,679 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:41:22,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:41:22,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:41:22,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:41:22,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:41:22,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:41:22,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:41:22,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:41:22,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:41:22,681 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:41:22,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:41:22,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:41:22,682 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_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5df7e7a530538a677becf014bfb990c6b0570c5e1058d85d7e78cec25f53253 [2021-11-23 13:41:22,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:41:23,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:41:23,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:41:23,005 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:41:23,006 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:41:23,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c [2021-11-23 13:41:23,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/data/0076481c2/a52c8bc9d2404b419099a16f25a1e969/FLAG805605246 [2021-11-23 13:41:23,588 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:41:23,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c [2021-11-23 13:41:23,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/data/0076481c2/a52c8bc9d2404b419099a16f25a1e969/FLAG805605246 [2021-11-23 13:41:23,889 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/data/0076481c2/a52c8bc9d2404b419099a16f25a1e969 [2021-11-23 13:41:23,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:41:23,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:41:23,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:41:23,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:41:23,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:41:23,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:23" (1/1) ... [2021-11-23 13:41:23,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6f634d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:23, skipping insertion in model container [2021-11-23 13:41:23,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:23" (1/1) ... [2021-11-23 13:41:23,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:41:23,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:41:24,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c[19170,19183] [2021-11-23 13:41:24,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:41:24,344 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:41:24,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/sv-benchmarks/c/product-lines/minepump_spec2_product58.cil.c[19170,19183] [2021-11-23 13:41:24,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:41:24,447 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:41:24,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24 WrapperNode [2021-11-23 13:41:24,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:41:24,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:41:24,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:41:24,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:41:24,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,514 INFO L137 Inliner]: procedures = 58, calls = 158, calls flagged for inlining = 55, calls inlined = 97, statements flattened = 785 [2021-11-23 13:41:24,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:41:24,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:41:24,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:41:24,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:41:24,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:41:24,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:41:24,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:41:24,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:41:24,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (1/1) ... [2021-11-23 13:41:24,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:41:24,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:41:24,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:41:24,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:41:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:41:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:41:24,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:41:24,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:41:24,780 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:41:24,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:41:25,391 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:41:25,400 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:41:25,401 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 13:41:25,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:41:25 BoogieIcfgContainer [2021-11-23 13:41:25,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:41:25,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:41:25,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:41:25,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:41:25,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:41:23" (1/3) ... [2021-11-23 13:41:25,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4880b33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:41:25, skipping insertion in model container [2021-11-23 13:41:25,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24" (2/3) ... [2021-11-23 13:41:25,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4880b33d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:41:25, skipping insertion in model container [2021-11-23 13:41:25,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:41:25" (3/3) ... [2021-11-23 13:41:25,417 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product58.cil.c [2021-11-23 13:41:25,428 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:41:25,428 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 13:41:25,476 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:41:25,483 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 13:41:25,484 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-23 13:41:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 194 states, 190 states have (on average 1.3842105263157896) internal successors, (263), 193 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 13:41:25,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:25,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:25,513 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:25,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:25,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1224040285, now seen corresponding path program 1 times [2021-11-23 13:41:25,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:25,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954308441] [2021-11-23 13:41:25,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:25,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:25,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:25,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954308441] [2021-11-23 13:41:25,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954308441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:25,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:25,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:41:25,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914995132] [2021-11-23 13:41:25,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:25,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 13:41:25,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:25,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 13:41:25,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 13:41:25,811 INFO L87 Difference]: Start difference. First operand has 194 states, 190 states have (on average 1.3842105263157896) internal successors, (263), 193 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:25,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:25,881 INFO L93 Difference]: Finished difference Result 377 states and 514 transitions. [2021-11-23 13:41:25,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 13:41:25,885 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-23 13:41:25,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:25,900 INFO L225 Difference]: With dead ends: 377 [2021-11-23 13:41:25,901 INFO L226 Difference]: Without dead ends: 184 [2021-11-23 13:41:25,906 INFO L932 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 [2021-11-23 13:41:25,910 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:25,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:25,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-11-23 13:41:25,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2021-11-23 13:41:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 181 states have (on average 1.3535911602209945) internal successors, (245), 183 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 245 transitions. [2021-11-23 13:41:25,998 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 245 transitions. Word has length 19 [2021-11-23 13:41:25,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:25,999 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 245 transitions. [2021-11-23 13:41:25,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:25,999 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 245 transitions. [2021-11-23 13:41:26,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 13:41:26,001 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:26,001 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:26,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:41:26,003 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:26,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:26,007 INFO L85 PathProgramCache]: Analyzing trace with hash -5634905, now seen corresponding path program 1 times [2021-11-23 13:41:26,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:26,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437863521] [2021-11-23 13:41:26,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:26,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:26,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:26,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437863521] [2021-11-23 13:41:26,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437863521] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:26,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:26,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:41:26,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140373804] [2021-11-23 13:41:26,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:26,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:41:26,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:26,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:41:26,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:41:26,126 INFO L87 Difference]: Start difference. First operand 184 states and 245 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:26,158 INFO L93 Difference]: Finished difference Result 184 states and 245 transitions. [2021-11-23 13:41:26,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:41:26,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-23 13:41:26,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:26,161 INFO L225 Difference]: With dead ends: 184 [2021-11-23 13:41:26,161 INFO L226 Difference]: Without dead ends: 75 [2021-11-23 13:41:26,163 INFO L932 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 [2021-11-23 13:41:26,165 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 90 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:26,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:26,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-23 13:41:26,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-23 13:41:26,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.337837837837838) internal successors, (99), 74 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 99 transitions. [2021-11-23 13:41:26,175 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 99 transitions. Word has length 20 [2021-11-23 13:41:26,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:26,175 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 99 transitions. [2021-11-23 13:41:26,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2021-11-23 13:41:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 13:41:26,177 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:26,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:26,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:41:26,182 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:26,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:26,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1685147663, now seen corresponding path program 1 times [2021-11-23 13:41:26,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:26,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449286989] [2021-11-23 13:41:26,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:26,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:26,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:26,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449286989] [2021-11-23 13:41:26,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449286989] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:26,279 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:26,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:41:26,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749499828] [2021-11-23 13:41:26,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:26,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:41:26,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:26,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:41:26,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:41:26,282 INFO L87 Difference]: Start difference. First operand 75 states and 99 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:26,362 INFO L93 Difference]: Finished difference Result 142 states and 190 transitions. [2021-11-23 13:41:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:41:26,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-23 13:41:26,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:26,371 INFO L225 Difference]: With dead ends: 142 [2021-11-23 13:41:26,371 INFO L226 Difference]: Without dead ends: 75 [2021-11-23 13:41:26,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:41:26,372 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 280 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:26,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [280 Valid, 101 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:26,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-23 13:41:26,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-23 13:41:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.3243243243243243) internal successors, (98), 74 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 98 transitions. [2021-11-23 13:41:26,382 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 98 transitions. Word has length 27 [2021-11-23 13:41:26,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:26,383 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 98 transitions. [2021-11-23 13:41:26,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,383 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 98 transitions. [2021-11-23 13:41:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 13:41:26,385 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:26,385 INFO L514 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] [2021-11-23 13:41:26,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 13:41:26,385 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:26,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:26,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1113854482, now seen corresponding path program 1 times [2021-11-23 13:41:26,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:26,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232572598] [2021-11-23 13:41:26,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:26,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:26,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:26,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:26,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232572598] [2021-11-23 13:41:26,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232572598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:26,461 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:26,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:41:26,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032991551] [2021-11-23 13:41:26,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:26,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:41:26,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:26,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:41:26,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:41:26,463 INFO L87 Difference]: Start difference. First operand 75 states and 98 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:26,522 INFO L93 Difference]: Finished difference Result 174 states and 230 transitions. [2021-11-23 13:41:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:41:26,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-23 13:41:26,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:26,524 INFO L225 Difference]: With dead ends: 174 [2021-11-23 13:41:26,524 INFO L226 Difference]: Without dead ends: 107 [2021-11-23 13:41:26,525 INFO L932 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 [2021-11-23 13:41:26,526 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 56 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:26,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 143 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:26,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-23 13:41:26,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2021-11-23 13:41:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3076923076923077) internal successors, (136), 104 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 136 transitions. [2021-11-23 13:41:26,550 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 136 transitions. Word has length 32 [2021-11-23 13:41:26,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:26,550 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 136 transitions. [2021-11-23 13:41:26,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,551 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2021-11-23 13:41:26,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 13:41:26,562 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:26,563 INFO L514 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, 1, 1, 1] [2021-11-23 13:41:26,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 13:41:26,563 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:26,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:26,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1415139338, now seen corresponding path program 1 times [2021-11-23 13:41:26,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:26,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123727318] [2021-11-23 13:41:26,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:26,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:26,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:26,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123727318] [2021-11-23 13:41:26,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123727318] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:26,711 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:26,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:41:26,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116789049] [2021-11-23 13:41:26,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:26,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:41:26,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:26,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:41:26,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:41:26,715 INFO L87 Difference]: Start difference. First operand 105 states and 136 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:26,847 INFO L93 Difference]: Finished difference Result 553 states and 723 transitions. [2021-11-23 13:41:26,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:41:26,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-23 13:41:26,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:26,852 INFO L225 Difference]: With dead ends: 553 [2021-11-23 13:41:26,852 INFO L226 Difference]: Without dead ends: 456 [2021-11-23 13:41:26,853 INFO L932 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 [2021-11-23 13:41:26,854 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 401 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:26,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [401 Valid, 591 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:26,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2021-11-23 13:41:26,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 194. [2021-11-23 13:41:26,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.2901554404145077) internal successors, (249), 193 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 249 transitions. [2021-11-23 13:41:26,886 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 249 transitions. Word has length 38 [2021-11-23 13:41:26,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:26,887 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 249 transitions. [2021-11-23 13:41:26,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 249 transitions. [2021-11-23 13:41:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 13:41:26,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:26,888 INFO L514 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, 1, 1, 1, 1, 1] [2021-11-23 13:41:26,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 13:41:26,889 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:26,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:26,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1760676963, now seen corresponding path program 1 times [2021-11-23 13:41:26,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:26,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118962051] [2021-11-23 13:41:26,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:26,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:26,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:26,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:26,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118962051] [2021-11-23 13:41:26,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118962051] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:26,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:26,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:41:26,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964424221] [2021-11-23 13:41:26,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:26,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:41:26,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:26,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:41:26,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:41:26,949 INFO L87 Difference]: Start difference. First operand 194 states and 249 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:27,085 INFO L93 Difference]: Finished difference Result 749 states and 962 transitions. [2021-11-23 13:41:27,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 13:41:27,086 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-23 13:41:27,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:27,091 INFO L225 Difference]: With dead ends: 749 [2021-11-23 13:41:27,091 INFO L226 Difference]: Without dead ends: 563 [2021-11-23 13:41:27,093 INFO L932 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 [2021-11-23 13:41:27,098 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 337 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:27,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [337 Valid, 672 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:27,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2021-11-23 13:41:27,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 193. [2021-11-23 13:41:27,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 192 states have (on average 1.28125) internal successors, (246), 192 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 246 transitions. [2021-11-23 13:41:27,134 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 246 transitions. Word has length 40 [2021-11-23 13:41:27,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:27,135 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 246 transitions. [2021-11-23 13:41:27,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2021-11-23 13:41:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 13:41:27,139 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:27,139 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:27,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 13:41:27,140 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:27,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:27,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1871542533, now seen corresponding path program 1 times [2021-11-23 13:41:27,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:27,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346680033] [2021-11-23 13:41:27,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:27,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:27,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:27,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346680033] [2021-11-23 13:41:27,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346680033] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:27,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:27,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:41:27,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886654630] [2021-11-23 13:41:27,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:27,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:41:27,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:27,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:41:27,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:41:27,228 INFO L87 Difference]: Start difference. First operand 193 states and 246 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:27,304 INFO L93 Difference]: Finished difference Result 504 states and 638 transitions. [2021-11-23 13:41:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 13:41:27,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-23 13:41:27,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:27,309 INFO L225 Difference]: With dead ends: 504 [2021-11-23 13:41:27,310 INFO L226 Difference]: Without dead ends: 319 [2021-11-23 13:41:27,310 INFO L932 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 [2021-11-23 13:41:27,314 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 155 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:27,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 432 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:27,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2021-11-23 13:41:27,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 205. [2021-11-23 13:41:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 204 states have (on average 1.2647058823529411) internal successors, (258), 204 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 258 transitions. [2021-11-23 13:41:27,344 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 258 transitions. Word has length 44 [2021-11-23 13:41:27,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:27,345 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 258 transitions. [2021-11-23 13:41:27,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,345 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 258 transitions. [2021-11-23 13:41:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 13:41:27,347 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:27,347 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:27,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 13:41:27,348 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:27,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:27,350 INFO L85 PathProgramCache]: Analyzing trace with hash 429280057, now seen corresponding path program 1 times [2021-11-23 13:41:27,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:27,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932076066] [2021-11-23 13:41:27,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:27,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:27,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:27,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932076066] [2021-11-23 13:41:27,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932076066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:27,422 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:27,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:41:27,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644496074] [2021-11-23 13:41:27,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:27,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:41:27,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:27,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:41:27,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:41:27,424 INFO L87 Difference]: Start difference. First operand 205 states and 258 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:27,517 INFO L93 Difference]: Finished difference Result 542 states and 676 transitions. [2021-11-23 13:41:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 13:41:27,518 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-23 13:41:27,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:27,521 INFO L225 Difference]: With dead ends: 542 [2021-11-23 13:41:27,521 INFO L226 Difference]: Without dead ends: 345 [2021-11-23 13:41:27,521 INFO L932 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 [2021-11-23 13:41:27,522 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 394 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:27,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [394 Valid, 321 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:27,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2021-11-23 13:41:27,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 213. [2021-11-23 13:41:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.2547169811320755) internal successors, (266), 212 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 266 transitions. [2021-11-23 13:41:27,548 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 266 transitions. Word has length 44 [2021-11-23 13:41:27,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:27,549 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 266 transitions. [2021-11-23 13:41:27,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 266 transitions. [2021-11-23 13:41:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 13:41:27,550 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:27,550 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:27,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 13:41:27,551 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:27,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:27,551 INFO L85 PathProgramCache]: Analyzing trace with hash -388368393, now seen corresponding path program 1 times [2021-11-23 13:41:27,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:27,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964376777] [2021-11-23 13:41:27,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:27,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:27,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:27,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964376777] [2021-11-23 13:41:27,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964376777] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:27,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:27,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:41:27,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166622712] [2021-11-23 13:41:27,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:27,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:41:27,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:27,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:41:27,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:41:27,585 INFO L87 Difference]: Start difference. First operand 213 states and 266 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:27,640 INFO L93 Difference]: Finished difference Result 565 states and 712 transitions. [2021-11-23 13:41:27,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:41:27,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-23 13:41:27,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:27,643 INFO L225 Difference]: With dead ends: 565 [2021-11-23 13:41:27,643 INFO L226 Difference]: Without dead ends: 360 [2021-11-23 13:41:27,644 INFO L932 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 [2021-11-23 13:41:27,645 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 48 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:27,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 191 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:27,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2021-11-23 13:41:27,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 358. [2021-11-23 13:41:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 357 states have (on average 1.246498599439776) internal successors, (445), 357 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 445 transitions. [2021-11-23 13:41:27,691 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 445 transitions. Word has length 44 [2021-11-23 13:41:27,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:27,692 INFO L470 AbstractCegarLoop]: Abstraction has 358 states and 445 transitions. [2021-11-23 13:41:27,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,692 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 445 transitions. [2021-11-23 13:41:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 13:41:27,693 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:27,693 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:27,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 13:41:27,693 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:27,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:27,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1627658354, now seen corresponding path program 1 times [2021-11-23 13:41:27,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:27,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187709784] [2021-11-23 13:41:27,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:27,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:27,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:27,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187709784] [2021-11-23 13:41:27,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187709784] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:27,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:27,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:41:27,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257259042] [2021-11-23 13:41:27,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:27,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:41:27,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:27,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:41:27,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:41:27,732 INFO L87 Difference]: Start difference. First operand 358 states and 445 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:27,808 INFO L93 Difference]: Finished difference Result 617 states and 766 transitions. [2021-11-23 13:41:27,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:41:27,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-23 13:41:27,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:27,813 INFO L225 Difference]: With dead ends: 617 [2021-11-23 13:41:27,813 INFO L226 Difference]: Without dead ends: 615 [2021-11-23 13:41:27,814 INFO L932 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 [2021-11-23 13:41:27,815 INFO L933 BasicCegarLoop]: 95 mSDtfsCounter, 52 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:27,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 179 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:27,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-11-23 13:41:27,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 457. [2021-11-23 13:41:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 456 states have (on average 1.269736842105263) internal successors, (579), 456 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 579 transitions. [2021-11-23 13:41:27,873 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 579 transitions. Word has length 46 [2021-11-23 13:41:27,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:27,873 INFO L470 AbstractCegarLoop]: Abstraction has 457 states and 579 transitions. [2021-11-23 13:41:27,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 579 transitions. [2021-11-23 13:41:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 13:41:27,875 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:27,875 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:27,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 13:41:27,876 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:27,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:27,876 INFO L85 PathProgramCache]: Analyzing trace with hash 859932746, now seen corresponding path program 1 times [2021-11-23 13:41:27,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:27,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089748395] [2021-11-23 13:41:27,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:27,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 13:41:27,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:27,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089748395] [2021-11-23 13:41:27,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089748395] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:27,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:27,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:41:27,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58591786] [2021-11-23 13:41:27,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:27,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:41:27,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:27,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:41:27,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:41:27,942 INFO L87 Difference]: Start difference. First operand 457 states and 579 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:28,173 INFO L93 Difference]: Finished difference Result 1321 states and 1659 transitions. [2021-11-23 13:41:28,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 13:41:28,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-23 13:41:28,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:28,179 INFO L225 Difference]: With dead ends: 1321 [2021-11-23 13:41:28,179 INFO L226 Difference]: Without dead ends: 872 [2021-11-23 13:41:28,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-23 13:41:28,181 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 418 mSDsluCounter, 757 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 418 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:28,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [418 Valid, 1005 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:41:28,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2021-11-23 13:41:28,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 422. [2021-11-23 13:41:28,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.2541567695961995) internal successors, (528), 421 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 528 transitions. [2021-11-23 13:41:28,240 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 528 transitions. Word has length 78 [2021-11-23 13:41:28,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:28,240 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 528 transitions. [2021-11-23 13:41:28,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 528 transitions. [2021-11-23 13:41:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 13:41:28,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:28,244 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:28,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 13:41:28,245 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:28,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:28,246 INFO L85 PathProgramCache]: Analyzing trace with hash 844704576, now seen corresponding path program 1 times [2021-11-23 13:41:28,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:28,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807021882] [2021-11-23 13:41:28,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:28,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 13:41:28,415 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:28,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807021882] [2021-11-23 13:41:28,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807021882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:28,415 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:28,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:41:28,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283590392] [2021-11-23 13:41:28,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:28,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:41:28,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:28,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:41:28,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:41:28,417 INFO L87 Difference]: Start difference. First operand 422 states and 528 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:28,695 INFO L93 Difference]: Finished difference Result 1333 states and 1656 transitions. [2021-11-23 13:41:28,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 13:41:28,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-11-23 13:41:28,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:28,703 INFO L225 Difference]: With dead ends: 1333 [2021-11-23 13:41:28,703 INFO L226 Difference]: Without dead ends: 919 [2021-11-23 13:41:28,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:41:28,705 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 340 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:28,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [340 Valid, 472 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:41:28,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2021-11-23 13:41:28,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 422. [2021-11-23 13:41:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.2470308788598574) internal successors, (525), 421 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 525 transitions. [2021-11-23 13:41:28,772 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 525 transitions. Word has length 107 [2021-11-23 13:41:28,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:28,773 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 525 transitions. [2021-11-23 13:41:28,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 525 transitions. [2021-11-23 13:41:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 13:41:28,784 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:28,785 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:28,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 13:41:28,785 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:28,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:28,786 INFO L85 PathProgramCache]: Analyzing trace with hash 27056126, now seen corresponding path program 1 times [2021-11-23 13:41:28,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:28,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660241556] [2021-11-23 13:41:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:28,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:28,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:28,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660241556] [2021-11-23 13:41:28,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660241556] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:41:28,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949840042] [2021-11-23 13:41:28,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:28,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:41:28,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:41:28,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:41:28,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:41:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:28,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:41:29,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:41:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:29,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:41:29,544 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:41:29,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [949840042] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:41:29,544 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:41:29,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2021-11-23 13:41:29,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740071077] [2021-11-23 13:41:29,545 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:41:29,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:41:29,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:29,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:41:29,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:41:29,546 INFO L87 Difference]: Start difference. First operand 422 states and 525 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:29,693 INFO L93 Difference]: Finished difference Result 1269 states and 1592 transitions. [2021-11-23 13:41:29,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:41:29,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-11-23 13:41:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:29,699 INFO L225 Difference]: With dead ends: 1269 [2021-11-23 13:41:29,699 INFO L226 Difference]: Without dead ends: 852 [2021-11-23 13:41:29,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:41:29,701 INFO L933 BasicCegarLoop]: 135 mSDtfsCounter, 97 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:29,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 267 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:29,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2021-11-23 13:41:29,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 822. [2021-11-23 13:41:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 821 states have (on average 1.2423873325213155) internal successors, (1020), 821 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1020 transitions. [2021-11-23 13:41:29,815 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1020 transitions. Word has length 107 [2021-11-23 13:41:29,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:29,815 INFO L470 AbstractCegarLoop]: Abstraction has 822 states and 1020 transitions. [2021-11-23 13:41:29,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1020 transitions. [2021-11-23 13:41:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 13:41:29,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:29,818 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:41:29,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 13:41:30,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-23 13:41:30,047 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:30,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:30,047 INFO L85 PathProgramCache]: Analyzing trace with hash 491616194, now seen corresponding path program 1 times [2021-11-23 13:41:30,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:30,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329892022] [2021-11-23 13:41:30,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:30,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 13:41:30,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:30,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329892022] [2021-11-23 13:41:30,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329892022] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:30,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:30,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 13:41:30,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824201907] [2021-11-23 13:41:30,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:30,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 13:41:30,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:30,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 13:41:30,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:41:30,125 INFO L87 Difference]: Start difference. First operand 822 states and 1020 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:30,271 INFO L93 Difference]: Finished difference Result 1458 states and 1783 transitions. [2021-11-23 13:41:30,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:41:30,272 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-11-23 13:41:30,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:30,277 INFO L225 Difference]: With dead ends: 1458 [2021-11-23 13:41:30,277 INFO L226 Difference]: Without dead ends: 644 [2021-11-23 13:41:30,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-23 13:41:30,279 INFO L933 BasicCegarLoop]: 171 mSDtfsCounter, 374 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:30,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 533 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:30,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2021-11-23 13:41:30,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 356. [2021-11-23 13:41:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 355 states have (on average 1.1943661971830986) internal successors, (424), 355 states have internal predecessors, (424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 424 transitions. [2021-11-23 13:41:30,326 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 424 transitions. Word has length 107 [2021-11-23 13:41:30,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:30,326 INFO L470 AbstractCegarLoop]: Abstraction has 356 states and 424 transitions. [2021-11-23 13:41:30,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 424 transitions. [2021-11-23 13:41:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 13:41:30,328 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:41:30,328 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:41:30,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 13:41:30,329 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:41:30,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:41:30,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1891116443, now seen corresponding path program 2 times [2021-11-23 13:41:30,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:41:30,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166139920] [2021-11-23 13:41:30,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:41:30,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:41:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:41:30,431 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 13:41:30,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:41:30,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166139920] [2021-11-23 13:41:30,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166139920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:41:30,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:41:30,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:41:30,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568052047] [2021-11-23 13:41:30,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:41:30,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:41:30,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:41:30,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:41:30,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:41:30,436 INFO L87 Difference]: Start difference. First operand 356 states and 424 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:41:30,578 INFO L93 Difference]: Finished difference Result 798 states and 949 transitions. [2021-11-23 13:41:30,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 13:41:30,579 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2021-11-23 13:41:30,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:41:30,579 INFO L225 Difference]: With dead ends: 798 [2021-11-23 13:41:30,579 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 13:41:30,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:41:30,583 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 196 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:41:30,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [196 Valid, 463 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:41:30,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 13:41:30,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 13:41:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 13:41:30,584 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2021-11-23 13:41:30,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:41:30,584 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 13:41:30,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:41:30,585 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 13:41:30,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 13:41:30,587 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-23 13:41:30,588 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-23 13:41:30,588 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-23 13:41:30,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 13:41:30,590 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 13:41:36,839 WARN L227 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 195 DAG size of output: 189 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 13:41:45,728 WARN L227 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 180 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 13:42:00,001 WARN L227 SmtUtils]: Spent 9.82s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 13:42:11,638 WARN L227 SmtUtils]: Spent 11.32s on a formula simplification. DAG size of input: 225 DAG size of output: 221 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-23 13:42:20,338 INFO L854 garLoopResultBuilder]: At program point L101-4(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,338 INFO L854 garLoopResultBuilder]: At program point L101-5(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L101-6(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L101-7(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L101-8(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L729(lines 722 732) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L729-1(lines 722 732) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse2 (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse4 .cse5))) [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L729-2(lines 722 732) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L729-3(lines 722 732) the Hoare annotation is: false [2021-11-23 13:42:20,339 INFO L854 garLoopResultBuilder]: At program point L729-4(lines 722 732) the Hoare annotation is: false [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L729-5(lines 722 732) the Hoare annotation is: false [2021-11-23 13:42:20,340 INFO L861 garLoopResultBuilder]: At program point L995(lines 976 998) the Hoare annotation is: true [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L962(lines 958 964) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_main_~tmp~10#1| 1) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,340 INFO L861 garLoopResultBuilder]: At program point L929(lines 904 933) the Hoare annotation is: true [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L633(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L633-1(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L633-2(lines 629 635) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4#1| 0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L633-3(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,340 INFO L854 garLoopResultBuilder]: At program point L633-4(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-5(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-6(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-7(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-8(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-9(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-10(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,341 INFO L854 garLoopResultBuilder]: At program point L633-11(lines 629 635) the Hoare annotation is: false [2021-11-23 13:42:20,342 INFO L854 garLoopResultBuilder]: At program point L898(lines 893 901) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,342 INFO L854 garLoopResultBuilder]: At program point L832(lines 827 834) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_main_~tmp~10#1| 1) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,342 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 684) no Hoare annotation was computed. [2021-11-23 13:42:20,342 INFO L854 garLoopResultBuilder]: At program point L667-1(lines 663 687) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-11-23 13:42:20,342 INFO L858 garLoopResultBuilder]: For program point L667-2(lines 667 684) no Hoare annotation was computed. [2021-11-23 13:42:20,343 INFO L854 garLoopResultBuilder]: At program point L667-3(lines 663 687) the Hoare annotation is: false [2021-11-23 13:42:20,343 INFO L858 garLoopResultBuilder]: For program point L667-4(lines 667 684) no Hoare annotation was computed. [2021-11-23 13:42:20,343 INFO L854 garLoopResultBuilder]: At program point L667-5(lines 663 687) the Hoare annotation is: false [2021-11-23 13:42:20,343 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 583) no Hoare annotation was computed. [2021-11-23 13:42:20,343 INFO L858 garLoopResultBuilder]: For program point L141(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,343 INFO L858 garLoopResultBuilder]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,343 INFO L858 garLoopResultBuilder]: For program point L141-2(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,344 INFO L858 garLoopResultBuilder]: For program point L141-3(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,344 INFO L858 garLoopResultBuilder]: For program point L141-4(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,344 INFO L858 garLoopResultBuilder]: For program point L141-5(lines 141 147) no Hoare annotation was computed. [2021-11-23 13:42:20,344 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,344 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-11-23 13:42:20,345 INFO L854 garLoopResultBuilder]: At program point L76-2(lines 72 83) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse5 .cse6) (and (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9#1| 0) .cse1 .cse7 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-11-23 13:42:20,345 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,345 INFO L858 garLoopResultBuilder]: For program point L671(lines 671 679) no Hoare annotation was computed. [2021-11-23 13:42:20,345 INFO L854 garLoopResultBuilder]: At program point L704-2(lines 697 713) the Hoare annotation is: false [2021-11-23 13:42:20,345 INFO L858 garLoopResultBuilder]: For program point L704-3(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,345 INFO L858 garLoopResultBuilder]: For program point L671-3(lines 671 679) no Hoare annotation was computed. [2021-11-23 13:42:20,346 INFO L854 garLoopResultBuilder]: At program point L704-5(lines 697 713) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse2 .cse3 .cse4) (and (= ~pumpRunning~0 0) .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse1 (= ~methaneLevelCritical~0 1) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse3 .cse4 (<= 1 |ULTIMATE.start_activatePump_~tmp~6#1|)))) [2021-11-23 13:42:20,346 INFO L858 garLoopResultBuilder]: For program point L704-6(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,346 INFO L858 garLoopResultBuilder]: For program point L671-6(lines 671 679) no Hoare annotation was computed. [2021-11-23 13:42:20,346 INFO L854 garLoopResultBuilder]: At program point L704-8(lines 697 713) the Hoare annotation is: false [2021-11-23 13:42:20,346 INFO L858 garLoopResultBuilder]: For program point L704-9(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,346 INFO L854 garLoopResultBuilder]: At program point L704-11(lines 697 713) the Hoare annotation is: false [2021-11-23 13:42:20,347 INFO L858 garLoopResultBuilder]: For program point L704-12(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,347 INFO L854 garLoopResultBuilder]: At program point L704-14(lines 697 713) the Hoare annotation is: false [2021-11-23 13:42:20,347 INFO L858 garLoopResultBuilder]: For program point L704-15(lines 704 710) no Hoare annotation was computed. [2021-11-23 13:42:20,347 INFO L854 garLoopResultBuilder]: At program point L704-17(lines 697 713) the Hoare annotation is: false [2021-11-23 13:42:20,347 INFO L854 garLoopResultBuilder]: At program point L738(lines 733 741) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isPumpRunning_#res#1| 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) (= |ULTIMATE.start_main_~tmp~10#1| 1) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,347 INFO L854 garLoopResultBuilder]: At program point L738-1(lines 733 741) the Hoare annotation is: false [2021-11-23 13:42:20,348 INFO L854 garLoopResultBuilder]: At program point L738-2(lines 733 741) the Hoare annotation is: false [2021-11-23 13:42:20,348 INFO L854 garLoopResultBuilder]: At program point L540-2(lines 540 587) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9#1| 0) .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (and .cse6 .cse0 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse4 .cse5))) [2021-11-23 13:42:20,348 INFO L858 garLoopResultBuilder]: For program point L541(lines 540 587) no Hoare annotation was computed. [2021-11-23 13:42:20,348 INFO L858 garLoopResultBuilder]: For program point L1004(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,348 INFO L858 garLoopResultBuilder]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,348 INFO L858 garLoopResultBuilder]: For program point L1004-2(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L806(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L806-2(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L806-3(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L806-5(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,349 INFO L854 garLoopResultBuilder]: At program point L641-1(lines 637 661) the Hoare annotation is: false [2021-11-23 13:42:20,349 INFO L858 garLoopResultBuilder]: For program point L806-6(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,350 INFO L858 garLoopResultBuilder]: For program point L641-2(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,350 INFO L858 garLoopResultBuilder]: For program point L542(lines 542 546) no Hoare annotation was computed. [2021-11-23 13:42:20,350 INFO L854 garLoopResultBuilder]: At program point L641-3(lines 637 661) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4 .cse5))) [2021-11-23 13:42:20,350 INFO L858 garLoopResultBuilder]: For program point L806-8(lines 806 810) no Hoare annotation was computed. [2021-11-23 13:42:20,350 INFO L858 garLoopResultBuilder]: For program point L641-4(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,350 INFO L854 garLoopResultBuilder]: At program point L641-5(lines 637 661) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L858 garLoopResultBuilder]: For program point L641-6(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L641-7(lines 637 661) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L858 garLoopResultBuilder]: For program point L641-8(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L641-9(lines 637 661) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L858 garLoopResultBuilder]: For program point L641-10(lines 641 658) no Hoare annotation was computed. [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L641-11(lines 637 661) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L146(lines 137 150) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L146-1(lines 137 150) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0))) (.cse8 (<= 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (or (and .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse6) (and .cse2 (= ~methAndRunningLastTime~0 0) .cse3 .cse4 .cse5 .cse6))) (and .cse2 .cse7 .cse3 (<= ~waterLevel~0 1) .cse4 .cse5 .cse8 .cse1 .cse6) (and .cse2 .cse7 .cse9 .cse3 .cse5 .cse8 .cse1 .cse6) (and .cse2 .cse9 .cse3 .cse0 .cse5 .cse1 .cse6))) [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L146-2(lines 137 150) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L146-3(lines 137 150) the Hoare annotation is: false [2021-11-23 13:42:20,351 INFO L854 garLoopResultBuilder]: At program point L146-4(lines 137 150) the Hoare annotation is: false [2021-11-23 13:42:20,352 INFO L854 garLoopResultBuilder]: At program point L1005(lines 1000 1007) the Hoare annotation is: false [2021-11-23 13:42:20,352 INFO L854 garLoopResultBuilder]: At program point L146-5(lines 137 150) the Hoare annotation is: false [2021-11-23 13:42:20,352 INFO L854 garLoopResultBuilder]: At program point L1005-1(lines 1000 1007) the Hoare annotation is: false [2021-11-23 13:42:20,352 INFO L854 garLoopResultBuilder]: At program point L1005-2(lines 1000 1007) the Hoare annotation is: false [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609(lines 609 615) no Hoare annotation was computed. [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609-2(lines 608 627) no Hoare annotation was computed. [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609-3(lines 609 615) no Hoare annotation was computed. [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609-5(lines 608 627) no Hoare annotation was computed. [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609-6(lines 609 615) no Hoare annotation was computed. [2021-11-23 13:42:20,352 INFO L858 garLoopResultBuilder]: For program point L609-8(lines 608 627) no Hoare annotation was computed. [2021-11-23 13:42:20,353 INFO L861 garLoopResultBuilder]: At program point L973(lines 965 975) the Hoare annotation is: true [2021-11-23 13:42:20,353 INFO L858 garLoopResultBuilder]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-11-23 13:42:20,353 INFO L858 garLoopResultBuilder]: For program point L578-2(lines 570 583) no Hoare annotation was computed. [2021-11-23 13:42:20,353 INFO L858 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-11-23 13:42:20,353 INFO L854 garLoopResultBuilder]: At program point L843-1(lines 835 863) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9#1| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse8 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse9 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse5 .cse6 .cse8 .cse9) (and .cse1 .cse2 .cse4 (= ~methaneLevelCritical~0 1) .cse6 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse8 .cse9))) [2021-11-23 13:42:20,353 INFO L858 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-11-23 13:42:20,353 INFO L854 garLoopResultBuilder]: At program point L843-3(lines 835 863) the Hoare annotation is: false [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L854 garLoopResultBuilder]: At program point L843-5(lines 835 863) the Hoare annotation is: false [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645-3(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645-6(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645-9(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645-12(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L858 garLoopResultBuilder]: For program point L645-15(lines 645 653) no Hoare annotation was computed. [2021-11-23 13:42:20,354 INFO L854 garLoopResultBuilder]: At program point L812(lines 797 815) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (not (= |ULTIMATE.start_isLowWaterLevel_~tmp___0~2#1| 0))) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_isLowWaterLevel_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res#1|))) (.cse7 (<= 1 ~waterLevel~0)) (.cse8 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse9 (not (= 0 ~systemActive~0)))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse8 .cse9))) [2021-11-23 13:42:20,354 INFO L854 garLoopResultBuilder]: At program point L812-1(lines 797 815) the Hoare annotation is: false [2021-11-23 13:42:20,355 INFO L854 garLoopResultBuilder]: At program point L812-2(lines 797 815) the Hoare annotation is: false [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L847(lines 847 857) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L847-2(lines 847 857) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L847-4(lines 847 857) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L616-1(lines 616 622) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L550(lines 550 556) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L616-3(lines 616 622) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L550-2(lines 550 556) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L616-5(lines 616 622) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L854 garLoopResultBuilder]: At program point L88-2(lines 84 95) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ~methAndRunningLastTime~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (and .cse6 .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse3 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse4 .cse5))) [2021-11-23 13:42:20,355 INFO L858 garLoopResultBuilder]: For program point L848(lines 848 854) no Hoare annotation was computed. [2021-11-23 13:42:20,355 INFO L854 garLoopResultBuilder]: At program point L914-2(lines 914 928) the Hoare annotation is: false [2021-11-23 13:42:20,356 INFO L858 garLoopResultBuilder]: For program point L848-3(lines 848 854) no Hoare annotation was computed. [2021-11-23 13:42:20,356 INFO L858 garLoopResultBuilder]: For program point L848-6(lines 848 854) no Hoare annotation was computed. [2021-11-23 13:42:20,356 INFO L858 garLoopResultBuilder]: For program point L915(line 915) no Hoare annotation was computed. [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L156(lines 151 159) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methAndRunningLastTime~0 0) .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4 .cse5))) [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L156-1(lines 151 159) the Hoare annotation is: false [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L156-2(lines 151 159) the Hoare annotation is: false [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L883(lines 879 885) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,356 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L719(lines 714 721) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (not (= |ULTIMATE.start_isLowWaterLevel_~tmp___0~2#1| 0))) (.cse4 (= |ULTIMATE.start_isLowWaterLevel_~tmp~8#1| 0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (not (= |ULTIMATE.start_processEnvironment_~tmp~5#1| 0))) (.cse7 (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res#1|))) (.cse8 (<= 1 ~waterLevel~0)) (.cse9 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse10 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2021-11-23 13:42:20,356 INFO L854 garLoopResultBuilder]: At program point L719-1(lines 714 721) the Hoare annotation is: false [2021-11-23 13:42:20,357 INFO L854 garLoopResultBuilder]: At program point L719-2(lines 714 721) the Hoare annotation is: false [2021-11-23 13:42:20,357 INFO L858 garLoopResultBuilder]: For program point L918(lines 918 922) no Hoare annotation was computed. [2021-11-23 13:42:20,357 INFO L858 garLoopResultBuilder]: For program point L918-1(lines 918 922) no Hoare annotation was computed. [2021-11-23 13:42:20,357 INFO L854 garLoopResultBuilder]: At program point L588(lines 539 589) the Hoare annotation is: false [2021-11-23 13:42:20,357 INFO L858 garLoopResultBuilder]: For program point L787(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,357 INFO L858 garLoopResultBuilder]: For program point L787-2(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,357 INFO L858 garLoopResultBuilder]: For program point L787-3(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-5(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-6(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-8(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-9(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-11(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,358 INFO L858 garLoopResultBuilder]: For program point L787-12(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point L787-14(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point L787-15(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point L787-17(lines 787 791) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point L986(lines 986 993) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L858 garLoopResultBuilder]: For program point L986-2(lines 986 993) no Hoare annotation was computed. [2021-11-23 13:42:20,359 INFO L854 garLoopResultBuilder]: At program point L821(lines 816 823) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse3 .cse8 .cse4 .cse6 .cse7) (and .cse1 .cse3 .cse8 .cse9 .cse4 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6 .cse7))) [2021-11-23 13:42:20,360 INFO L858 garLoopResultBuilder]: For program point L64(lines 64 68) no Hoare annotation was computed. [2021-11-23 13:42:20,360 INFO L854 garLoopResultBuilder]: At program point L64-2(lines 60 71) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~methAndRunningLastTime~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2021-11-23 13:42:20,360 INFO L858 garLoopResultBuilder]: For program point L64-3(lines 64 68) no Hoare annotation was computed. [2021-11-23 13:42:20,360 INFO L854 garLoopResultBuilder]: At program point L64-5(lines 60 71) the Hoare annotation is: false [2021-11-23 13:42:20,360 INFO L854 garLoopResultBuilder]: At program point L890(lines 886 892) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,360 INFO L858 garLoopResultBuilder]: For program point L64-6(lines 64 68) no Hoare annotation was computed. [2021-11-23 13:42:20,361 INFO L854 garLoopResultBuilder]: At program point L64-8(lines 60 71) the Hoare annotation is: false [2021-11-23 13:42:20,361 INFO L854 garLoopResultBuilder]: At program point L626(lines 605 628) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9#1| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse8 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse9 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse5 .cse6 .cse8 .cse9) (and .cse1 .cse2 .cse4 (= ~methaneLevelCritical~0 1) .cse6 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse8 .cse9))) [2021-11-23 13:42:20,361 INFO L854 garLoopResultBuilder]: At program point L626-1(lines 605 628) the Hoare annotation is: false [2021-11-23 13:42:20,361 INFO L861 garLoopResultBuilder]: At program point L593(lines 530 595) the Hoare annotation is: true [2021-11-23 13:42:20,361 INFO L858 garLoopResultBuilder]: For program point L560(lines 560 566) no Hoare annotation was computed. [2021-11-23 13:42:20,361 INFO L854 garLoopResultBuilder]: At program point L626-2(lines 605 628) the Hoare annotation is: false [2021-11-23 13:42:20,362 INFO L858 garLoopResultBuilder]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2021-11-23 13:42:20,362 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 13:42:20,362 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2021-11-23 13:42:20,362 INFO L854 garLoopResultBuilder]: At program point L693(lines 688 695) the Hoare annotation is: false [2021-11-23 13:42:20,362 INFO L854 garLoopResultBuilder]: At program point L693-1(lines 688 695) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~10#1| 1) (not (= 0 ~systemActive~0))) [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L693-2(lines 688 695) the Hoare annotation is: false [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L693-3(lines 688 695) the Hoare annotation is: false [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L693-4(lines 688 695) the Hoare annotation is: false [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L693-5(lines 688 695) the Hoare annotation is: false [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L793(lines 778 796) the Hoare annotation is: false [2021-11-23 13:42:20,363 INFO L854 garLoopResultBuilder]: At program point L793-1(lines 778 796) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 1 ~waterLevel~0)) (.cse9 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1| 0)) (.cse10 (not (= |ULTIMATE.start_isHighWaterLevel_~tmp~7#1| 0))) (.cse11 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (or (and .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse6) (and .cse2 (= ~methAndRunningLastTime~0 0) .cse3 .cse4 .cse5 .cse6))) (and .cse2 .cse7 .cse3 .cse5 .cse8 .cse9 .cse1 .cse10 .cse11 .cse6) (and .cse2 .cse3 .cse4 .cse5 .cse8 .cse9 .cse1 .cse10 .cse11 .cse6) (and .cse2 .cse7 .cse3 .cse0 .cse5 .cse1 .cse6))) [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L793-2(lines 778 796) the Hoare annotation is: false [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L793-3(lines 778 796) the Hoare annotation is: false [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L793-4(lines 778 796) the Hoare annotation is: false [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L793-5(lines 778 796) the Hoare annotation is: false [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L101(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,364 INFO L854 garLoopResultBuilder]: At program point L101-1(lines 96 104) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse4 .cse5))) [2021-11-23 13:42:20,365 INFO L854 garLoopResultBuilder]: At program point L101-2(lines 96 104) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~10#1| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1) .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 (<= 2 ~waterLevel~0) .cse7 .cse2 .cse4 .cse5))) [2021-11-23 13:42:20,365 INFO L854 garLoopResultBuilder]: At program point L101-3(lines 96 104) the Hoare annotation is: false [2021-11-23 13:42:20,368 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:42:20,370 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 13:42:20,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:42:20 BoogieIcfgContainer [2021-11-23 13:42:20,425 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:42:20,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:42:20,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:42:20,426 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:42:20,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:41:25" (3/4) ... [2021-11-23 13:42:20,430 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:42:20,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2021-11-23 13:42:20,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-23 13:42:20,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 13:42:20,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 13:42:20,466 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 13:42:20,467 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:42:20,469 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:42:20,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && !(0 == systemActive) [2021-11-23 13:42:20,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive) [2021-11-23 13:42:20,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive) [2021-11-23 13:42:20,493 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,493 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,494 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((methAndRunningLastTime == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,494 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((methAndRunningLastTime == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,495 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 0 && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((methAndRunningLastTime == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,497 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((methAndRunningLastTime == 0 && \result == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && tmp == 1) && ((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && !(0 == systemActive)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && !(0 == systemActive)))) || ((((((((pumpRunning == 0 && !(\result == 0)) && \result == 1) && waterLevel <= 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && !(\result == 0)) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-11-23 13:42:20,499 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methAndRunningLastTime == 0 && \result == 0) && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((((\result == 0 && methaneLevelCritical == 0) && \result == 1) && !(tmp___0 == 0)) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((((\result == 0 && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && tmp == 1) && ((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && !(0 == systemActive)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && !(0 == systemActive)))) || (((((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp___0 == 0) && tmp == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp___0 == 0) && tmp == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((pumpRunning == 0 && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(tmp___0 == 0)) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((((((pumpRunning == 0 && \result == 0) && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,501 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && \result == 1) && tmp == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || ((((((((pumpRunning == 0 && \result == 1) && 1 <= \result) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) [2021-11-23 13:42:20,503 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((((pumpRunning == 0 && \result == 1) && 1 <= \result) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) && 1 <= tmp) [2021-11-23 13:42:20,504 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2021-11-23 13:42:20,578 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:42:20,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:42:20,579 INFO L158 Benchmark]: Toolchain (without parser) took 56687.04ms. Allocated memory was 107.0MB in the beginning and 509.6MB in the end (delta: 402.7MB). Free memory was 63.7MB in the beginning and 207.4MB in the end (delta: -143.7MB). Peak memory consumption was 259.9MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,580 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 81.0MB in the beginning and 81.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:42:20,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.89ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 70.3MB in the end (delta: -6.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.65ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 66.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,581 INFO L158 Benchmark]: Boogie Preprocessor took 45.66ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 63.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,581 INFO L158 Benchmark]: RCFGBuilder took 842.13ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 63.6MB in the beginning and 106.6MB in the end (delta: -43.1MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,581 INFO L158 Benchmark]: TraceAbstraction took 55020.71ms. Allocated memory was 134.2MB in the beginning and 509.6MB in the end (delta: 375.4MB). Free memory was 106.3MB in the beginning and 222.1MB in the end (delta: -115.8MB). Peak memory consumption was 306.8MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,582 INFO L158 Benchmark]: Witness Printer took 152.73ms. Allocated memory is still 509.6MB. Free memory was 222.1MB in the beginning and 207.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 13:42:20,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 81.0MB in the beginning and 81.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.89ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 70.3MB in the end (delta: -6.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.65ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 66.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.66ms. Allocated memory is still 107.0MB. Free memory was 66.2MB in the beginning and 63.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 842.13ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 63.6MB in the beginning and 106.6MB in the end (delta: -43.1MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * TraceAbstraction took 55020.71ms. Allocated memory was 134.2MB in the beginning and 509.6MB in the end (delta: 375.4MB). Free memory was 106.3MB in the beginning and 222.1MB in the end (delta: -115.8MB). Peak memory consumption was 306.8MB. Max. memory is 16.1GB. * Witness Printer took 152.73ms. Allocated memory is still 509.6MB. Free memory was 222.1MB in the beginning and 207.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 194 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 54.9s, OverallIterations: 15, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 49.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3238 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3238 mSDsluCounter, 5728 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3522 mSDsCounter, 82 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 390 IncrementalHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 82 mSolverCounterUnsat, 2206 mSDtfsCounter, 390 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 329 GetRequests, 257 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=822occurred in iteration=13, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 15 MinimizatonAttempts, 2305 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 99 LocationsWithAnnotation, 99 PreInvPairs, 264 NumberOfFragments, 1751 HoareAnnotationTreeSize, 99 FomulaSimplifications, 5196 FormulaSimplificationTreeSizeReduction, 41.1s HoareSimplificationTime, 99 FomulaSimplificationsInter, 6268156 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 969 NumberOfCodeBlocks, 969 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1059 ConstructedInterpolants, 0 QuantifiedInterpolants, 1994 SizeOfPredicates, 0 NumberOfNonLiveVariables, 489 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 364/418 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((((((methAndRunningLastTime == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && tmp == 1) && ((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && !(0 == systemActive)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && !(0 == systemActive)))) || ((((((((pumpRunning == 0 && !(\result == 0)) && \result == 1) && waterLevel <= 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && !(\result == 0)) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && tmp == 1) && ((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && !(0 == systemActive)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && !(0 == systemActive)))) || (((((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp___0 == 0) && tmp == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp___0 == 0) && tmp == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 <= waterLevel) && !(0 == systemActive) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || ((((((((pumpRunning == 0 && \result == 1) && 1 <= \result) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 <= waterLevel) && !(0 == systemActive) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: (((((((((((pumpRunning == 0 && \result == 0) && methaneLevelCritical == 0) && \result == 1) && !(tmp___0 == 0)) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((((((pumpRunning == 0 && \result == 0) && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(tmp == 0)) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 1000]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: (((((((((((methAndRunningLastTime == 0 && \result == 0) && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((((\result == 0 && methaneLevelCritical == 0) && \result == 1) && !(tmp___0 == 0)) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((((((\result == 0 && \result == 1) && !(tmp___0 == 0)) && methaneLevelCritical == 1) && tmp == 0) && splverifierCounter == 0) && !(0 == \result)) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: ((((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive))) || ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && \result == 1) && tmp == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel <= 1) && 1 <= waterLevel) && !(0 == systemActive) - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) || (((((((((pumpRunning == 0 && \result == 1) && 1 <= \result) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) && 1 <= tmp) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) && tmp == 1) && !(0 == systemActive)) || ((((((((tmp == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (((((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((methaneLevelCritical == 0 && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || ((((((methAndRunningLastTime == 0 && \result == 1) && 2 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive))) || (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((\result == 0 && methaneLevelCritical == 0) && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || (((((((methAndRunningLastTime == 0 && \result == 0) && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 0 && \result == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) || ((((((methAndRunningLastTime == 0 && \result == 1) && methaneLevelCritical == 1) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 1) && !(0 == systemActive)) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-23 13:42:20,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67a47e04-ff1f-4672-ac05-7f3d31a01227/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE