./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y --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 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:14:34,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:14:34,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:14:34,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:14:34,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:14:34,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:14:34,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:14:34,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:14:34,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:14:34,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:14:34,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:14:34,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:14:34,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:14:34,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:14:34,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:14:34,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:14:34,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:14:34,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:14:34,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:14:34,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:14:34,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:14:34,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:14:34,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:14:34,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:14:34,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:14:34,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:14:34,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:14:34,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:14:34,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:14:34,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:14:34,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:14:34,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:14:34,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:14:34,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:14:34,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:14:34,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:14:34,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:14:34,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:14:34,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:14:34,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:14:34,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:14:34,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:14:34,804 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:14:34,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:14:34,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:14:34,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:14:34,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:14:34,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:14:34,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:14:34,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:14:34,821 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:14:34,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:14:34,821 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:14:34,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:14:34,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:14:34,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:14:34,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:14:34,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:14:34,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:14:34,824 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:14:34,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:14:34,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:14:34,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:14:34,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:14:34,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:14:34,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:14:34,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:14:34,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:14:34,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:14:34,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:14:34,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:14:34,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:14:34,830 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:14:34,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:14:34,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:14:34,831 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:14:34,831 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_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fbaddd6fd169b7b48095dcc33030c6e5a8d967c7f37e463c0b8f5252997cc40 [2021-11-13 18:14:35,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:14:35,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:14:35,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:14:35,218 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:14:35,218 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:14:35,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-11-13 18:14:35,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/data/0802c533e/f10f9924d6a746d6baf30ddae479f5bd/FLAG518d2b0cf [2021-11-13 18:14:35,904 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:14:35,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-11-13 18:14:35,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/data/0802c533e/f10f9924d6a746d6baf30ddae479f5bd/FLAG518d2b0cf [2021-11-13 18:14:36,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/data/0802c533e/f10f9924d6a746d6baf30ddae479f5bd [2021-11-13 18:14:36,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:14:36,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:14:36,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:14:36,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:14:36,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:14:36,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6028ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36, skipping insertion in model container [2021-11-13 18:14:36,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:14:36,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:14:36,453 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_92388434-4749-4dd8-b26d-87cd02efeed5/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-11-13 18:14:36,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:14:36,611 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:14:36,641 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_92388434-4749-4dd8-b26d-87cd02efeed5/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1605,1618] [2021-11-13 18:14:36,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:14:36,765 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:14:36,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36 WrapperNode [2021-11-13 18:14:36,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:14:36,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:14:36,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:14:36,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:14:36,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:14:36,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:14:36,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:14:36,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:14:36,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:14:36,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:14:36,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:14:36,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:14:36,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (1/1) ... [2021-11-13 18:14:36,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:14:36,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:36,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:36,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:14:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:14:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-13 18:14:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-13 18:14:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-13 18:14:37,011 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-13 18:14:37,011 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-13 18:14:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-13 18:14:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-13 18:14:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-13 18:14:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:14:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-13 18:14:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-13 18:14:37,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:14:37,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:14:37,809 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:14:37,810 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:14:37,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:37 BoogieIcfgContainer [2021-11-13 18:14:37,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:14:37,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:14:37,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:14:37,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:14:37,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:14:36" (1/3) ... [2021-11-13 18:14:37,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86e7d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:14:37, skipping insertion in model container [2021-11-13 18:14:37,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:36" (2/3) ... [2021-11-13 18:14:37,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86e7d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:14:37, skipping insertion in model container [2021-11-13 18:14:37,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:37" (3/3) ... [2021-11-13 18:14:37,826 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2021-11-13 18:14:37,833 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:14:37,833 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:14:37,889 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:14:37,897 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 [2021-11-13 18:14:37,897 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:14:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 53 states have internal predecessors, (68), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-13 18:14:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 18:14:37,924 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:37,925 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] [2021-11-13 18:14:37,926 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:14:37,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:37,932 INFO L85 PathProgramCache]: Analyzing trace with hash 840148196, now seen corresponding path program 1 times [2021-11-13 18:14:37,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:37,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514295685] [2021-11-13 18:14:37,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:37,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 18:14:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:14:38,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:38,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514295685] [2021-11-13 18:14:38,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514295685] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:38,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:38,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:14:38,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301519855] [2021-11-13 18:14:38,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:38,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:14:38,271 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:38,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:14:38,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:14:38,315 INFO L87 Difference]: Start difference. First operand has 63 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 53 states have internal predecessors, (68), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:38,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:38,364 INFO L93 Difference]: Finished difference Result 118 states and 159 transitions. [2021-11-13 18:14:38,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:14:38,366 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-11-13 18:14:38,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:38,376 INFO L225 Difference]: With dead ends: 118 [2021-11-13 18:14:38,377 INFO L226 Difference]: Without dead ends: 54 [2021-11-13 18:14:38,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:14:38,387 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.57ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:38,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 4.57ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-13 18:14:38,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-11-13 18:14:38,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-11-13 18:14:38,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 45 states have internal predecessors, (54), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-13 18:14:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 67 transitions. [2021-11-13 18:14:38,455 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 67 transitions. Word has length 23 [2021-11-13 18:14:38,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:38,456 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 67 transitions. [2021-11-13 18:14:38,456 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2021-11-13 18:14:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 18:14:38,462 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:38,463 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] [2021-11-13 18:14:38,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:14:38,464 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:14:38,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:38,469 INFO L85 PathProgramCache]: Analyzing trace with hash -815618592, now seen corresponding path program 1 times [2021-11-13 18:14:38,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:38,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543256411] [2021-11-13 18:14:38,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:38,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-11-13 18:14:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:14:38,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:38,650 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543256411] [2021-11-13 18:14:38,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543256411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:38,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:38,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:14:38,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124876094] [2021-11-13 18:14:38,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:38,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:14:38,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:38,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:14:38,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:14:38,654 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:38,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:38,680 INFO L93 Difference]: Finished difference Result 73 states and 89 transitions. [2021-11-13 18:14:38,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:14:38,684 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2021-11-13 18:14:38,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:38,687 INFO L225 Difference]: With dead ends: 73 [2021-11-13 18:14:38,688 INFO L226 Difference]: Without dead ends: 45 [2021-11-13 18:14:38,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:14:38,693 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 13 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.56ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.03ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:38,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 91 Invalid, 1 Unknown, 0 Unchecked, 1.56ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 15.03ms Time] [2021-11-13 18:14:38,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-13 18:14:38,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-13 18:14:38,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 39 states have internal predecessors, (47), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-13 18:14:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 55 transitions. [2021-11-13 18:14:38,713 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 55 transitions. Word has length 24 [2021-11-13 18:14:38,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:38,714 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 55 transitions. [2021-11-13 18:14:38,714 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:38,714 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2021-11-13 18:14:38,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 18:14:38,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:38,716 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] [2021-11-13 18:14:38,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:14:38,716 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:14:38,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:38,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1341846046, now seen corresponding path program 1 times [2021-11-13 18:14:38,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:38,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468046245] [2021-11-13 18:14:38,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:38,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-13 18:14:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:14:38,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:38,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468046245] [2021-11-13 18:14:38,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468046245] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:38,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:38,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:14:38,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304366830] [2021-11-13 18:14:38,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:38,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:14:38,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:38,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:14:38,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:14:38,940 INFO L87 Difference]: Start difference. First operand 45 states and 55 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:39,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:39,050 INFO L93 Difference]: Finished difference Result 83 states and 104 transitions. [2021-11-13 18:14:39,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:14:39,054 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2021-11-13 18:14:39,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:39,055 INFO L225 Difference]: With dead ends: 83 [2021-11-13 18:14:39,055 INFO L226 Difference]: Without dead ends: 45 [2021-11-13 18:14:39,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:14:39,059 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 80 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.08ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.08ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:39,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 112 Invalid, 18 Unknown, 0 Unchecked, 9.08ms Time], IncrementalHoareTripleChecker [9 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 48.08ms Time] [2021-11-13 18:14:39,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-13 18:14:39,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-13 18:14:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 39 states have internal predecessors, (46), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-13 18:14:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 54 transitions. [2021-11-13 18:14:39,073 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 54 transitions. Word has length 29 [2021-11-13 18:14:39,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:39,073 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 54 transitions. [2021-11-13 18:14:39,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2021-11-13 18:14:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 18:14:39,075 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:14:39,075 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] [2021-11-13 18:14:39,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:14:39,076 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:14:39,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:39,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1776934239, now seen corresponding path program 1 times [2021-11-13 18:14:39,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:39,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543719016] [2021-11-13 18:14:39,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:39,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:39,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-13 18:14:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:14:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:14:39,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:14:39,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543719016] [2021-11-13 18:14:39,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543719016] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:14:39,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:14:39,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:14:39,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389698180] [2021-11-13 18:14:39,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:14:39,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:14:39,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:14:39,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:14:39,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:14:39,242 INFO L87 Difference]: Start difference. First operand 45 states and 54 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:39,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:14:39,288 INFO L93 Difference]: Finished difference Result 82 states and 101 transitions. [2021-11-13 18:14:39,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:14:39,289 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), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2021-11-13 18:14:39,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:14:39,290 INFO L225 Difference]: With dead ends: 82 [2021-11-13 18:14:39,290 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:14:39,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:14:39,303 INFO L933 BasicCegarLoop]: 47 mSDtfsCounter, 32 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.75ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.52ms IncrementalHoareTripleChecker+Time [2021-11-13 18:14:39,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 136 Invalid, 9 Unknown, 0 Unchecked, 2.75ms Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 9.52ms Time] [2021-11-13 18:14:39,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:14:39,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:14:39,305 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) [2021-11-13 18:14:39,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:14:39,305 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2021-11-13 18:14:39,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:14:39,306 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:14:39,306 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), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:14:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:14:39,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:14:39,309 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:14:39,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:14:39,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:14:39,488 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 91 102) no Hoare annotation was computed. [2021-11-13 18:14:39,489 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 91 102) the Hoare annotation is: true [2021-11-13 18:14:39,490 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 91 102) no Hoare annotation was computed. [2021-11-13 18:14:39,490 INFO L861 garLoopResultBuilder]: At program point L226-2(lines 226 240) the Hoare annotation is: true [2021-11-13 18:14:39,490 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 216 245) no Hoare annotation was computed. [2021-11-13 18:14:39,491 INFO L861 garLoopResultBuilder]: At program point L222(line 222) the Hoare annotation is: true [2021-11-13 18:14:39,491 INFO L858 garLoopResultBuilder]: For program point L222-1(line 222) no Hoare annotation was computed. [2021-11-13 18:14:39,491 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 216 245) the Hoare annotation is: true [2021-11-13 18:14:39,491 INFO L861 garLoopResultBuilder]: At program point L241(lines 216 245) the Hoare annotation is: true [2021-11-13 18:14:39,492 INFO L858 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2021-11-13 18:14:39,492 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 234) no Hoare annotation was computed. [2021-11-13 18:14:39,492 INFO L861 garLoopResultBuilder]: At program point L230-1(lines 230 234) the Hoare annotation is: true [2021-11-13 18:14:39,493 INFO L858 garLoopResultBuilder]: For program point L227(line 227) no Hoare annotation was computed. [2021-11-13 18:14:39,493 INFO L858 garLoopResultBuilder]: For program point L830(lines 830 836) no Hoare annotation was computed. [2021-11-13 18:14:39,493 INFO L858 garLoopResultBuilder]: For program point L826(lines 826 839) no Hoare annotation was computed. [2021-11-13 18:14:39,493 INFO L861 garLoopResultBuilder]: At program point L826-1(lines 818 842) the Hoare annotation is: true [2021-11-13 18:14:39,495 INFO L861 garLoopResultBuilder]: At program point L824(line 824) the Hoare annotation is: true [2021-11-13 18:14:39,495 INFO L858 garLoopResultBuilder]: For program point L824-1(line 824) no Hoare annotation was computed. [2021-11-13 18:14:39,495 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-13 18:14:39,495 INFO L858 garLoopResultBuilder]: For program point L692-1(lines 691 710) no Hoare annotation was computed. [2021-11-13 18:14:39,496 INFO L858 garLoopResultBuilder]: For program point L71(lines 71 75) no Hoare annotation was computed. [2021-11-13 18:14:39,496 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 688 711) no Hoare annotation was computed. [2021-11-13 18:14:39,497 INFO L854 garLoopResultBuilder]: At program point L71-2(lines 67 78) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= ~pumpRunning~0 0))) [2021-11-13 18:14:39,498 INFO L854 garLoopResultBuilder]: At program point L769(lines 764 772) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |timeShift_isPumpRunning_#res#1| 0) (= 0 ~systemActive~0)) [2021-11-13 18:14:39,502 INFO L858 garLoopResultBuilder]: For program point L699-1(lines 699 705) no Hoare annotation was computed. [2021-11-13 18:14:39,502 INFO L854 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= ~pumpRunning~0 0))) [2021-11-13 18:14:39,502 INFO L861 garLoopResultBuilder]: At program point timeShiftENTRY(lines 688 711) the Hoare annotation is: true [2021-11-13 18:14:39,503 INFO L861 garLoopResultBuilder]: At program point L716(lines 712 718) the Hoare annotation is: true [2021-11-13 18:14:39,503 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 688 711) no Hoare annotation was computed. [2021-11-13 18:14:39,503 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-13 18:14:39,503 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 103 111) the Hoare annotation is: true [2021-11-13 18:14:39,504 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 103 111) no Hoare annotation was computed. [2021-11-13 18:14:39,504 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 103 111) no Hoare annotation was computed. [2021-11-13 18:14:39,505 INFO L858 garLoopResultBuilder]: For program point L159(lines 158 205) no Hoare annotation was computed. [2021-11-13 18:14:39,509 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 201) no Hoare annotation was computed. [2021-11-13 18:14:39,510 INFO L854 garLoopResultBuilder]: At program point L180(line 180) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,510 INFO L854 garLoopResultBuilder]: At program point L275(lines 271 277) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,510 INFO L861 garLoopResultBuilder]: At program point L209(lines 148 213) the Hoare annotation is: true [2021-11-13 18:14:39,510 INFO L854 garLoopResultBuilder]: At program point L874(lines 869 877) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,510 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 174) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L858 garLoopResultBuilder]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L854 garLoopResultBuilder]: At program point L866(lines 862 868) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,511 INFO L858 garLoopResultBuilder]: For program point L160(lines 160 164) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:14:39,511 INFO L854 garLoopResultBuilder]: At program point L206(lines 157 207) the Hoare annotation is: false [2021-11-13 18:14:39,512 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 308) no Hoare annotation was computed. [2021-11-13 18:14:39,512 INFO L858 garLoopResultBuilder]: For program point L301-2(lines 301 308) no Hoare annotation was computed. [2021-11-13 18:14:39,512 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:14:39,512 INFO L861 garLoopResultBuilder]: At program point L285(lines 278 287) the Hoare annotation is: true [2021-11-13 18:14:39,512 INFO L854 garLoopResultBuilder]: At program point L859(lines 855 861) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,512 INFO L861 garLoopResultBuilder]: At program point L310(lines 291 313) the Hoare annotation is: true [2021-11-13 18:14:39,512 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 184) no Hoare annotation was computed. [2021-11-13 18:14:39,513 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2021-11-13 18:14:39,513 INFO L854 garLoopResultBuilder]: At program point L814(lines 809 816) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,513 INFO L854 garLoopResultBuilder]: At program point L203(lines 158 205) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,513 INFO L854 garLoopResultBuilder]: At program point L170(line 170) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,513 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 200) no Hoare annotation was computed. [2021-11-13 18:14:39,513 INFO L854 garLoopResultBuilder]: At program point L196-2(lines 188 201) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~1#1| 1) (not (= 0 ~systemActive~0))) [2021-11-13 18:14:39,514 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 79 90) no Hoare annotation was computed. [2021-11-13 18:14:39,514 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 79 90) the Hoare annotation is: true [2021-11-13 18:14:39,514 INFO L858 garLoopResultBuilder]: For program point L83-1(lines 79 90) no Hoare annotation was computed. [2021-11-13 18:14:39,517 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-13 18:14:39,519 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:14:39,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:14:39 BoogieIcfgContainer [2021-11-13 18:14:39,541 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:14:39,542 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:14:39,542 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:14:39,542 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:14:39,543 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:37" (3/4) ... [2021-11-13 18:14:39,546 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:14:39,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-13 18:14:39,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-13 18:14:39,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-13 18:14:39,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-13 18:14:39,565 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-13 18:14:39,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2021-11-13 18:14:39,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-13 18:14:39,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-13 18:14:39,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 18:14:39,578 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:14:39,578 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:14:39,579 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:14:39,609 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2021-11-13 18:14:39,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-11-13 18:14:39,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2021-11-13 18:14:39,615 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2021-11-13 18:14:39,616 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || \result == 0) || 0 == systemActive [2021-11-13 18:14:39,657 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:14:39,657 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:14:39,658 INFO L158 Benchmark]: Toolchain (without parser) took 3431.57ms. Allocated memory is still 107.0MB. Free memory was 78.7MB in the beginning and 78.2MB in the end (delta: 480.8kB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,658 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:14:39,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.27ms. Allocated memory is still 107.0MB. Free memory was 78.4MB in the beginning and 60.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.07ms. Allocated memory is still 107.0MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,660 INFO L158 Benchmark]: Boogie Preprocessor took 54.65ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,660 INFO L158 Benchmark]: RCFGBuilder took 902.93ms. Allocated memory is still 107.0MB. Free memory was 56.5MB in the beginning and 65.4MB in the end (delta: -8.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,660 INFO L158 Benchmark]: TraceAbstraction took 1726.68ms. Allocated memory is still 107.0MB. Free memory was 65.0MB in the beginning and 36.1MB in the end (delta: 28.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,662 INFO L158 Benchmark]: Witness Printer took 115.72ms. Allocated memory is still 107.0MB. Free memory was 36.1MB in the beginning and 78.2MB in the end (delta: -42.1MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-13 18:14:39,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.27ms. Allocated memory is still 107.0MB. Free memory was 78.4MB in the beginning and 60.6MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.07ms. Allocated memory is still 107.0MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.65ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 902.93ms. Allocated memory is still 107.0MB. Free memory was 56.5MB in the beginning and 65.4MB in the end (delta: -8.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1726.68ms. Allocated memory is still 107.0MB. Free memory was 65.0MB in the beginning and 36.1MB in the end (delta: 28.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Witness Printer took 115.72ms. Allocated memory is still 107.0MB. Free memory was 36.1MB in the beginning and 78.2MB in the end (delta: -42.1MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 128 SdHoareTripleChecker+Valid, 72.63ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125 mSDsluCounter, 415 SdHoareTripleChecker+Invalid, 65.31ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 190 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 225 mSDtfsCounter, 18 mSolverCounterSat, 17.97ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 92 PreInvPairs, 106 NumberOfFragments, 169 HoareAnnotationTreeSize, 92 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 28 FomulaSimplificationsInter, 127 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 1 specifications checked. All of them hold - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || \result == 0) || 0 == systemActive - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: systemActive == 0 || !(pumpRunning == 0) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: systemActive == 0 || !(pumpRunning == 0) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-13 18:14:39,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92388434-4749-4dd8-b26d-87cd02efeed5/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE