./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg --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 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:14:23,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:14:23,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:14:23,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:14:23,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:14:23,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:14:23,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:14:23,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:14:23,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:14:23,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:14:23,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:14:23,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:14:23,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:14:23,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:14:23,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:14:23,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:14:23,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:14:23,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:14:23,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:14:23,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:14:23,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:14:23,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:14:23,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:14:23,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:14:23,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:14:23,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:14:23,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:14:23,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:14:23,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:14:23,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:14:23,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:14:23,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:14:23,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:14:23,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:14:23,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:14:23,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:14:23,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:14:23,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:14:23,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:14:23,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:14:23,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:14:23,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:14:23,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:14:23,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:14:23,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:14:23,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:14:23,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:14:23,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:14:23,721 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:14:23,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:14:23,722 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:14:23,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:14:23,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:14:23,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:14:23,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:14:23,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:14:23,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:14:23,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:14:23,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:14:23,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:14:23,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:14:23,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:14:23,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:14:23,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:14:23,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:14:23,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:14:23,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:14:23,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:14:23,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:14:23,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:14:23,730 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:14:23,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:14:23,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:14:23,731 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:14:23,731 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_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 [2021-10-28 09:14:24,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:14:24,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:14:24,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:14:24,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:14:24,230 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:14:24,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-28 09:14:24,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/data/f2e643d95/d4f4971d94c3401b9752930faa4c4405/FLAG84a2ac05e [2021-10-28 09:14:25,120 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:14:25,145 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-28 09:14:25,166 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/data/f2e643d95/d4f4971d94c3401b9752930faa4c4405/FLAG84a2ac05e [2021-10-28 09:14:25,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/data/f2e643d95/d4f4971d94c3401b9752930faa4c4405 [2021-10-28 09:14:25,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:14:25,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:14:25,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:14:25,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:14:25,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:14:25,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59cd34c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25, skipping insertion in model container [2021-10-28 09:14:25,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:14:25,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:14:25,539 WARN L228 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_90a8bdd5-6c85-4611-af2c-491ce299f148/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-10-28 09:14:25,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:14:25,703 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:14:25,720 WARN L228 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_90a8bdd5-6c85-4611-af2c-491ce299f148/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-10-28 09:14:25,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:14:25,882 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:14:25,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25 WrapperNode [2021-10-28 09:14:25,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:14:25,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:14:25,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:14:25,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:14:25,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:14:25,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:14:25,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:14:25,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:14:25,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:25,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:14:26,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:14:26,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:14:26,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:14:26,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (1/1) ... [2021-10-28 09:14:26,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:14:26,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:14:26,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:14:26,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:14:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:14:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:14:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:14:26,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:14:27,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:14:27,478 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-28 09:14:27,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:14:27 BoogieIcfgContainer [2021-10-28 09:14:27,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:14:27,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:14:27,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:14:27,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:14:27,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:14:25" (1/3) ... [2021-10-28 09:14:27,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4278bf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:14:27, skipping insertion in model container [2021-10-28 09:14:27,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:14:25" (2/3) ... [2021-10-28 09:14:27,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4278bf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:14:27, skipping insertion in model container [2021-10-28 09:14:27,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:14:27" (3/3) ... [2021-10-28 09:14:27,495 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2021-10-28 09:14:27,503 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:14:27,503 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:14:27,565 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:14:27,573 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 [2021-10-28 09:14:27,573 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:14:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:14:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 09:14:27,603 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:14:27,603 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:14:27,604 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:14:27,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:14:27,612 INFO L85 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-28 09:14:27,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:14:27,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213937621] [2021-10-28 09:14:27,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:14:27,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:14:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:14:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:14:27,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:14:27,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213937621] [2021-10-28 09:14:27,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213937621] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:14:27,937 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:14:27,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:14:27,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951692659] [2021-10-28 09:14:27,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:14:27,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:14:27,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:14:27,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:14:27,968 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-28 09:14:28,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:14:28,000 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-28 09:14:28,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:14:28,002 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-28 09:14:28,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:14:28,015 INFO L225 Difference]: With dead ends: 144 [2021-10-28 09:14:28,015 INFO L226 Difference]: Without dead ends: 71 [2021-10-28 09:14:28,036 INFO L786 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 [2021-10-28 09:14:28,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-28 09:14:28,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-28 09:14:28,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 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) [2021-10-28 09:14:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-28 09:14:28,100 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-28 09:14:28,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:14:28,102 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-28 09:14:28,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-28 09:14:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-28 09:14:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:14:28,105 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:14:28,105 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:14:28,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:14:28,106 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:14:28,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:14:28,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-28 09:14:28,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:14:28,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746351484] [2021-10-28 09:14:28,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:14:28,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:14:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:14:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:14:28,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:14:28,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746351484] [2021-10-28 09:14:28,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746351484] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:14:28,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:14:28,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:14:28,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333446080] [2021-10-28 09:14:28,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:14:28,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:14:28,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:14:28,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:14:28,352 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-10-28 09:14:28,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:14:28,364 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-28 09:14:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:14:28,365 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-10-28 09:14:28,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:14:28,366 INFO L225 Difference]: With dead ends: 71 [2021-10-28 09:14:28,367 INFO L226 Difference]: Without dead ends: 33 [2021-10-28 09:14:28,368 INFO L786 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 [2021-10-28 09:14:28,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-28 09:14:28,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-28 09:14:28,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 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) [2021-10-28 09:14:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-28 09:14:28,375 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-28 09:14:28,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:14:28,376 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-28 09:14:28,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-10-28 09:14:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-28 09:14:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 09:14:28,378 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:14:28,378 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:14:28,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:14:28,379 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:14:28,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:14:28,380 INFO L85 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-28 09:14:28,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:14:28,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877204517] [2021-10-28 09:14:28,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:14:28,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:14:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:14:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:14:28,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:14:28,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877204517] [2021-10-28 09:14:28,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877204517] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:14:28,552 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:14:28,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:14:28,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508338008] [2021-10-28 09:14:28,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:14:28,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:14:28,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:14:28,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:14:28,558 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-10-28 09:14:28,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:14:28,747 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-28 09:14:28,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:14:28,748 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-10-28 09:14:28,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:14:28,749 INFO L225 Difference]: With dead ends: 60 [2021-10-28 09:14:28,750 INFO L226 Difference]: Without dead ends: 33 [2021-10-28 09:14:28,750 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:14:28,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-28 09:14:28,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-28 09:14:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2021-10-28 09:14:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-28 09:14:28,758 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-28 09:14:28,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:14:28,758 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-28 09:14:28,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-10-28 09:14:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-28 09:14:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-28 09:14:28,760 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:14:28,760 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:14:28,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:14:28,761 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:14:28,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:14:28,762 INFO L85 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-28 09:14:28,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:14:28,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468040284] [2021-10-28 09:14:28,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:14:28,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:14:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:14:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:14:28,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:14:28,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468040284] [2021-10-28 09:14:28,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468040284] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:14:28,855 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:14:28,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:14:28,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619214426] [2021-10-28 09:14:28,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:14:28,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:14:28,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:14:28,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:14:28,858 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-28 09:14:29,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:14:29,007 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-10-28 09:14:29,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:14:29,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-10-28 09:14:29,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:14:29,012 INFO L225 Difference]: With dead ends: 120 [2021-10-28 09:14:29,012 INFO L226 Difference]: Without dead ends: 93 [2021-10-28 09:14:29,014 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:14:29,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-28 09:14:29,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-10-28 09:14:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4) internal successors, (77), 55 states have internal predecessors, (77), 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) [2021-10-28 09:14:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-10-28 09:14:29,040 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-10-28 09:14:29,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:14:29,040 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-10-28 09:14:29,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-28 09:14:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-10-28 09:14:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:14:29,048 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:14:29,049 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:14:29,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:14:29,049 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:14:29,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:14:29,050 INFO L85 PathProgramCache]: Analyzing trace with hash 320721258, now seen corresponding path program 1 times [2021-10-28 09:14:29,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:14:29,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004518442] [2021-10-28 09:14:29,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:14:29,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:14:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:14:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:14:29,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:14:29,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004518442] [2021-10-28 09:14:29,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004518442] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:14:29,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:14:29,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:14:29,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120430398] [2021-10-28 09:14:29,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:14:29,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:14:29,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:14:29,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:14:29,212 INFO L87 Difference]: Start difference. First operand 56 states and 77 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:14:29,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:14:29,289 INFO L93 Difference]: Finished difference Result 124 states and 179 transitions. [2021-10-28 09:14:29,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:14:29,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 09:14:29,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:14:29,293 INFO L225 Difference]: With dead ends: 124 [2021-10-28 09:14:29,293 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:14:29,297 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:14:29,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:14:29,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:14:29,298 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) [2021-10-28 09:14:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:14:29,299 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-28 09:14:29,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:14:29,299 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:14:29,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:14:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:14:29,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:14:29,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:14:29,304 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:14:29,304 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:14:29,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:14:29,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:14:29,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:14:29,583 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,583 INFO L853 garLoopResultBuilder]: At program point L151(lines 151 157) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,584 INFO L853 garLoopResultBuilder]: At program point L151-1(lines 151 157) the Hoare annotation is: false [2021-10-28 09:14:29,584 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 151 157) the Hoare annotation is: false [2021-10-28 09:14:29,584 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:14:29,584 INFO L853 garLoopResultBuilder]: At program point L119(lines 72 120) the Hoare annotation is: false [2021-10-28 09:14:29,584 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 114) no Hoare annotation was computed. [2021-10-28 09:14:29,585 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,585 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,585 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,585 INFO L853 garLoopResultBuilder]: At program point L302(lines 287 305) the Hoare annotation is: false [2021-10-28 09:14:29,585 INFO L853 garLoopResultBuilder]: At program point L302-1(lines 287 305) the Hoare annotation is: false [2021-10-28 09:14:29,586 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 287 305) the Hoare annotation is: false [2021-10-28 09:14:29,586 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 406) no Hoare annotation was computed. [2021-10-28 09:14:29,586 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 367) no Hoare annotation was computed. [2021-10-28 09:14:29,586 INFO L853 garLoopResultBuilder]: At program point L354-1(lines 1 921) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,587 INFO L857 garLoopResultBuilder]: For program point L354-2(lines 354 367) no Hoare annotation was computed. [2021-10-28 09:14:29,587 INFO L853 garLoopResultBuilder]: At program point L354-3(lines 1 921) the Hoare annotation is: false [2021-10-28 09:14:29,587 INFO L857 garLoopResultBuilder]: For program point L354-4(lines 354 367) no Hoare annotation was computed. [2021-10-28 09:14:29,587 INFO L853 garLoopResultBuilder]: At program point L354-5(lines 1 921) the Hoare annotation is: false [2021-10-28 09:14:29,588 INFO L857 garLoopResultBuilder]: For program point L74(lines 73 118) no Hoare annotation was computed. [2021-10-28 09:14:29,588 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:14:29,588 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-28 09:14:29,588 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,588 INFO L860 garLoopResultBuilder]: At program point L918(lines 899 921) the Hoare annotation is: true [2021-10-28 09:14:29,589 INFO L853 garLoopResultBuilder]: At program point L340(lines 335 343) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:14:29,589 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-10-28 09:14:29,589 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 144 150) no Hoare annotation was computed. [2021-10-28 09:14:29,590 INFO L853 garLoopResultBuilder]: At program point L456(lines 451 459) the Hoare annotation is: false [2021-10-28 09:14:29,590 INFO L853 garLoopResultBuilder]: At program point L456-1(lines 451 459) the Hoare annotation is: false [2021-10-28 09:14:29,590 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 394) no Hoare annotation was computed. [2021-10-28 09:14:29,590 INFO L853 garLoopResultBuilder]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2021-10-28 09:14:29,590 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-28 09:14:29,592 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 93 99) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,592 INFO L853 garLoopResultBuilder]: At program point L886(lines 882 888) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:14:29,592 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 193) no Hoare annotation was computed. [2021-10-28 09:14:29,592 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 193) no Hoare annotation was computed. [2021-10-28 09:14:29,592 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2021-10-28 09:14:29,593 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 364) no Hoare annotation was computed. [2021-10-28 09:14:29,593 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 364) no Hoare annotation was computed. [2021-10-28 09:14:29,593 INFO L857 garLoopResultBuilder]: For program point L358-4(lines 358 364) no Hoare annotation was computed. [2021-10-28 09:14:29,593 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:14:29,593 INFO L853 garLoopResultBuilder]: At program point L144(lines 143 162) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,594 INFO L857 garLoopResultBuilder]: For program point L144-1(lines 144 150) no Hoare annotation was computed. [2021-10-28 09:14:29,594 INFO L853 garLoopResultBuilder]: At program point L144-2(lines 143 162) the Hoare annotation is: false [2021-10-28 09:14:29,594 INFO L853 garLoopResultBuilder]: At program point L144-3(lines 143 162) the Hoare annotation is: false [2021-10-28 09:14:29,594 INFO L853 garLoopResultBuilder]: At program point L838-2(lines 838 852) the Hoare annotation is: false [2021-10-28 09:14:29,594 INFO L857 garLoopResultBuilder]: For program point L839(line 839) no Hoare annotation was computed. [2021-10-28 09:14:29,595 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2021-10-28 09:14:29,595 INFO L857 garLoopResultBuilder]: For program point L378-3(lines 378 382) no Hoare annotation was computed. [2021-10-28 09:14:29,595 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 188) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L378-6(lines 378 382) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L180-1(lines 180 188) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 188) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L296-2(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,596 INFO L857 garLoopResultBuilder]: For program point L296-3(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,597 INFO L857 garLoopResultBuilder]: For program point L296-5(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,598 INFO L857 garLoopResultBuilder]: For program point L296-6(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,598 INFO L857 garLoopResultBuilder]: For program point L296-8(lines 296 300) no Hoare annotation was computed. [2021-10-28 09:14:29,598 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:14:29,598 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:14:29,599 INFO L853 garLoopResultBuilder]: At program point L247(lines 242 250) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,599 INFO L853 garLoopResultBuilder]: At program point L247-1(lines 242 250) the Hoare annotation is: false [2021-10-28 09:14:29,599 INFO L853 garLoopResultBuilder]: At program point L247-2(lines 242 250) the Hoare annotation is: false [2021-10-28 09:14:29,600 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-10-28 09:14:29,600 INFO L857 garLoopResultBuilder]: For program point L842-1(lines 144 150) no Hoare annotation was computed. [2021-10-28 09:14:29,600 INFO L857 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2021-10-28 09:14:29,601 INFO L853 garLoopResultBuilder]: At program point L83-1(lines 83 89) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,601 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 916) no Hoare annotation was computed. [2021-10-28 09:14:29,601 INFO L860 garLoopResultBuilder]: At program point L909-1(lines 909 916) the Hoare annotation is: true [2021-10-28 09:14:29,605 INFO L853 garLoopResultBuilder]: At program point L447(lines 442 450) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-10-28 09:14:29,606 INFO L853 garLoopResultBuilder]: At program point L447-1(lines 442 450) the Hoare annotation is: false [2021-10-28 09:14:29,606 INFO L853 garLoopResultBuilder]: At program point L447-2(lines 442 450) the Hoare annotation is: false [2021-10-28 09:14:29,606 INFO L853 garLoopResultBuilder]: At program point L332(lines 1 921) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:14:29,610 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 09:14:29,612 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:14:29,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:14:29 BoogieIcfgContainer [2021-10-28 09:14:29,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:14:29,653 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:14:29,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:14:29,656 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:14:29,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:14:27" (3/4) ... [2021-10-28 09:14:29,661 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:14:29,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:14:29,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:14:29,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:14:29,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:14:29,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:14:29,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:14:29,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:14:29,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-10-28 09:14:29,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-28 09:14:29,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:14:29,773 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:14:29,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:14:29,775 INFO L168 Benchmark]: Toolchain (without parser) took 4467.64 ms. Allocated memory was 96.5 MB in the beginning and 161.5 MB in the end (delta: 65.0 MB). Free memory was 72.8 MB in the beginning and 56.5 MB in the end (delta: 16.3 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,776 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 72.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:14:29,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.54 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 54.5 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.71 ms. Allocated memory is still 96.5 MB. Free memory was 54.3 MB in the beginning and 51.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,777 INFO L168 Benchmark]: Boogie Preprocessor took 83.86 ms. Allocated memory is still 96.5 MB. Free memory was 51.5 MB in the beginning and 49.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,778 INFO L168 Benchmark]: RCFGBuilder took 1426.38 ms. Allocated memory was 96.5 MB in the beginning and 161.5 MB in the end (delta: 65.0 MB). Free memory was 49.4 MB in the beginning and 106.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,778 INFO L168 Benchmark]: TraceAbstraction took 2168.45 ms. Allocated memory is still 161.5 MB. Free memory was 105.6 MB in the beginning and 62.9 MB in the end (delta: 42.7 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,779 INFO L168 Benchmark]: Witness Printer took 120.60 ms. Allocated memory is still 161.5 MB. Free memory was 62.9 MB in the beginning and 56.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:14:29,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 72.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 575.54 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 54.5 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.71 ms. Allocated memory is still 96.5 MB. Free memory was 54.3 MB in the beginning and 51.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.86 ms. Allocated memory is still 96.5 MB. Free memory was 51.5 MB in the beginning and 49.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1426.38 ms. Allocated memory was 96.5 MB in the beginning and 161.5 MB in the end (delta: 65.0 MB). Free memory was 49.4 MB in the beginning and 106.3 MB in the end (delta: -56.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2168.45 ms. Allocated memory is still 161.5 MB. Free memory was 105.6 MB in the beginning and 62.9 MB in the end (delta: 42.7 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. * Witness Printer took 120.60 ms. Allocated memory is still 161.5 MB. Free memory was 62.9 MB in the beginning and 56.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 305 SDtfs, 369 SDslu, 212 SDs, 0 SdLazy, 60 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 37 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 56 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 719 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive RESULT: Ultimate proved your program to be correct! [2021-10-28 09:14:29,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90a8bdd5-6c85-4611-af2c-491ce299f148/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...