./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/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_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC --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 9321d4f4887cbb50dca95fc8fc7e71e80327248f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:24:40,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:24:40,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:24:40,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:24:40,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:24:40,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:24:40,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:24:40,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:24:40,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:24:40,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:24:40,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:24:40,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:24:40,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:24:40,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:24:40,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:24:40,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:24:40,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:24:40,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:24:40,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:24:40,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:24:40,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:24:40,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:24:40,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:24:40,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:24:40,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:24:40,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:24:40,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:24:40,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:24:40,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:24:40,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:24:40,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:24:40,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:24:40,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:24:40,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:24:40,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:24:40,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:24:40,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:24:40,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:24:40,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:24:40,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:24:40,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:24:40,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:24:40,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:24:40,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:24:40,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:24:40,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:24:40,618 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:24:40,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:24:40,618 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:24:40,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:24:40,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:24:40,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:24:40,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:24:40,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:24:40,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:24:40,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:24:40,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:24:40,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:24:40,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:24:40,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:24:40,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:24:40,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:24:40,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:24:40,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:24:40,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:24:40,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:24:40,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:24:40,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:24:40,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:24:40,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:24:40,626 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_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9321d4f4887cbb50dca95fc8fc7e71e80327248f [2021-10-11 00:24:40,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:24:40,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:24:40,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:24:40,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:24:40,991 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:24:40,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-10-11 00:24:41,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/data/29608e99f/b41d601f6d284d40bdc7bbed840f4ae1/FLAG4bddbd847 [2021-10-11 00:24:41,769 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:24:41,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2021-10-11 00:24:41,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/data/29608e99f/b41d601f6d284d40bdc7bbed840f4ae1/FLAG4bddbd847 [2021-10-11 00:24:42,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/data/29608e99f/b41d601f6d284d40bdc7bbed840f4ae1 [2021-10-11 00:24:42,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:24:42,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:24:42,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:42,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:24:42,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:24:42,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d996751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42, skipping insertion in model container [2021-10-11 00:24:42,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:24:42,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:24:42,299 WARN L226 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_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1281,1294] [2021-10-11 00:24:42,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:42,474 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:24:42,487 WARN L226 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_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c[1281,1294] [2021-10-11 00:24:42,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:42,596 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:24:42,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42 WrapperNode [2021-10-11 00:24:42,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:42,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:42,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:24:42,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:24:42,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:42,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:24:42,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:24:42,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:24:42,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... [2021-10-11 00:24:42,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:24:42,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:24:42,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:24:42,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:24:42,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:24:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:24:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:24:42,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:24:42,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:24:43,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:24:43,586 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-10-11 00:24:43,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:43 BoogieIcfgContainer [2021-10-11 00:24:43,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:24:43,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:24:43,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:24:43,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:24:43,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:24:42" (1/3) ... [2021-10-11 00:24:43,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb4b203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:43, skipping insertion in model container [2021-10-11 00:24:43,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:42" (2/3) ... [2021-10-11 00:24:43,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb4b203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:24:43, skipping insertion in model container [2021-10-11 00:24:43,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:43" (3/3) ... [2021-10-11 00:24:43,597 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2021-10-11 00:24:43,612 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:24:43,616 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:24:43,627 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:24:43,651 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:24:43,651 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:24:43,651 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:24:43,651 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:24:43,651 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:24:43,652 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:24:43,652 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:24:43,652 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:24:43,666 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2021-10-11 00:24:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:24:43,671 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:43,671 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:43,672 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:43,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:43,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2021-10-11 00:24:43,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:43,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268132552] [2021-10-11 00:24:43,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:43,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:43,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268132552] [2021-10-11 00:24:43,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:43,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:24:43,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910652300] [2021-10-11 00:24:43,936 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:24:43,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:43,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:24:43,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:24:43,954 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2021-10-11 00:24:43,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:43,978 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2021-10-11 00:24:43,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:24:43,980 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:24:43,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:43,990 INFO L225 Difference]: With dead ends: 108 [2021-10-11 00:24:43,990 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:24:43,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:24:44,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:24:44,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:24:44,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:24:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2021-10-11 00:24:44,031 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2021-10-11 00:24:44,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:44,032 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2021-10-11 00:24:44,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:24:44,032 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2021-10-11 00:24:44,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:24:44,033 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:44,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:44,034 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:24:44,034 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:44,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:44,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2021-10-11 00:24:44,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:44,036 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442642436] [2021-10-11 00:24:44,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:44,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442642436] [2021-10-11 00:24:44,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:44,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:24:44,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924436866] [2021-10-11 00:24:44,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:24:44,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:44,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:24:44,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:44,142 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2021-10-11 00:24:44,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:44,151 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2021-10-11 00:24:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:24:44,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:24:44,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:44,153 INFO L225 Difference]: With dead ends: 53 [2021-10-11 00:24:44,154 INFO L226 Difference]: Without dead ends: 27 [2021-10-11 00:24:44,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:24:44,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-10-11 00:24:44,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-10-11 00:24:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-10-11 00:24:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2021-10-11 00:24:44,160 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2021-10-11 00:24:44,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:44,160 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-10-11 00:24:44,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:24:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-10-11 00:24:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:24:44,162 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:44,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:44,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:24:44,162 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:44,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:44,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2021-10-11 00:24:44,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:44,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243008958] [2021-10-11 00:24:44,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:44,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243008958] [2021-10-11 00:24:44,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:44,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:24:44,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181259603] [2021-10-11 00:24:44,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:24:44,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:44,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:24:44,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:24:44,369 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2021-10-11 00:24:44,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:44,504 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2021-10-11 00:24:44,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:24:44,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2021-10-11 00:24:44,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:44,507 INFO L225 Difference]: With dead ends: 109 [2021-10-11 00:24:44,507 INFO L226 Difference]: Without dead ends: 88 [2021-10-11 00:24:44,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:24:44,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-10-11 00:24:44,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2021-10-11 00:24:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2021-10-11 00:24:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2021-10-11 00:24:44,519 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2021-10-11 00:24:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:44,519 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2021-10-11 00:24:44,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:24:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2021-10-11 00:24:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 00:24:44,520 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:24:44,521 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:24:44,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:24:44,521 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:24:44,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:24:44,522 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2021-10-11 00:24:44,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:24:44,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593343494] [2021-10-11 00:24:44,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:24:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:24:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:24:44,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593343494] [2021-10-11 00:24:44,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:24:44,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:24:44,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857535998] [2021-10-11 00:24:44,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:24:44,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:24:44,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:24:44,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:24:44,651 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2021-10-11 00:24:44,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:24:44,705 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2021-10-11 00:24:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:24:44,706 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 00:24:44,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:24:44,707 INFO L225 Difference]: With dead ends: 130 [2021-10-11 00:24:44,707 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:24:44,708 INFO L677 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 [2021-10-11 00:24:44,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:24:44,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:24:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:24:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:24:44,710 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-11 00:24:44,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:24:44,710 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:24:44,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:24:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:24:44,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:24:44,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:24:44,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:24:44,944 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,945 INFO L262 CegarLoopResult]: For program point L151(lines 150 197) no Hoare annotation was computed. [2021-10-11 00:24:44,945 INFO L258 CegarLoopResult]: At program point L267(lines 263 269) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:44,945 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:24:44,945 INFO L262 CegarLoopResult]: For program point L152(lines 152 156) no Hoare annotation was computed. [2021-10-11 00:24:44,945 INFO L258 CegarLoopResult]: At program point L218-2(lines 218 232) the Hoare annotation is: false [2021-10-11 00:24:44,945 INFO L262 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2021-10-11 00:24:44,946 INFO L262 CegarLoopResult]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-11 00:24:44,946 INFO L265 CegarLoopResult]: At program point L302(lines 283 305) the Hoare annotation is: true [2021-10-11 00:24:44,946 INFO L262 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2021-10-11 00:24:44,946 INFO L258 CegarLoopResult]: At program point L170-1(lines 170 176) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,946 INFO L262 CegarLoopResult]: For program point L188(lines 188 192) no Hoare annotation was computed. [2021-10-11 00:24:44,947 INFO L258 CegarLoopResult]: At program point L188-2(lines 684 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,947 INFO L258 CegarLoopResult]: At program point L684(lines 683 702) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,947 INFO L262 CegarLoopResult]: For program point L684-1(lines 684 690) no Hoare annotation was computed. [2021-10-11 00:24:44,947 INFO L258 CegarLoopResult]: At program point L684-2(lines 683 702) the Hoare annotation is: false [2021-10-11 00:24:44,947 INFO L258 CegarLoopResult]: At program point L684-3(lines 683 702) the Hoare annotation is: false [2021-10-11 00:24:44,947 INFO L258 CegarLoopResult]: At program point L866(lines 861 869) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:44,947 INFO L262 CegarLoopResult]: For program point L222(lines 222 226) no Hoare annotation was computed. [2021-10-11 00:24:44,948 INFO L262 CegarLoopResult]: For program point L222-1(lines 684 690) no Hoare annotation was computed. [2021-10-11 00:24:44,948 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:24:44,948 INFO L262 CegarLoopResult]: For program point L818(lines 818 831) no Hoare annotation was computed. [2021-10-11 00:24:44,948 INFO L258 CegarLoopResult]: At program point L818-1(lines 1 869) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,948 INFO L262 CegarLoopResult]: For program point L818-2(lines 818 831) no Hoare annotation was computed. [2021-10-11 00:24:44,948 INFO L258 CegarLoopResult]: At program point L818-3(lines 1 869) the Hoare annotation is: false [2021-10-11 00:24:44,948 INFO L262 CegarLoopResult]: For program point L818-4(lines 818 831) no Hoare annotation was computed. [2021-10-11 00:24:44,949 INFO L258 CegarLoopResult]: At program point L818-5(lines 1 869) the Hoare annotation is: false [2021-10-11 00:24:44,949 INFO L262 CegarLoopResult]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-11 00:24:44,949 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,949 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-11 00:24:44,949 INFO L258 CegarLoopResult]: At program point L160-1(lines 160 166) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,949 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:24:44,949 INFO L262 CegarLoopResult]: For program point L293(lines 293 300) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L265 CegarLoopResult]: At program point L293-1(lines 293 300) the Hoare annotation is: true [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L822(lines 822 828) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L822-2(lines 822 828) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L822-4(lines 822 828) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,950 INFO L262 CegarLoopResult]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-11 00:24:44,951 INFO L262 CegarLoopResult]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-11 00:24:44,951 INFO L262 CegarLoopResult]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-11 00:24:44,951 INFO L258 CegarLoopResult]: At program point L691(lines 691 697) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,951 INFO L258 CegarLoopResult]: At program point L691-1(lines 691 697) the Hoare annotation is: false [2021-10-11 00:24:44,951 INFO L258 CegarLoopResult]: At program point L691-2(lines 691 697) the Hoare annotation is: false [2021-10-11 00:24:44,951 INFO L262 CegarLoopResult]: For program point L180(lines 180 193) no Hoare annotation was computed. [2021-10-11 00:24:44,951 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:24:44,952 INFO L258 CegarLoopResult]: At program point L858(lines 1 869) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:44,952 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:24:44,952 INFO L258 CegarLoopResult]: At program point L198(lines 149 199) the Hoare annotation is: false [2021-10-11 00:24:44,952 INFO L258 CegarLoopResult]: At program point L100(lines 95 103) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,952 INFO L258 CegarLoopResult]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-11 00:24:44,953 INFO L258 CegarLoopResult]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-10-11 00:24:44,953 INFO L258 CegarLoopResult]: At program point L761(lines 756 764) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:44,953 INFO L258 CegarLoopResult]: At program point L761-1(lines 756 764) the Hoare annotation is: false [2021-10-11 00:24:44,953 INFO L258 CegarLoopResult]: At program point L761-2(lines 756 764) the Hoare annotation is: false [2021-10-11 00:24:44,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:24:44 BoogieIcfgContainer [2021-10-11 00:24:44,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:24:44,972 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:24:44,972 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:24:44,973 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:24:44,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:43" (3/4) ... [2021-10-11 00:24:44,977 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:24:44,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:24:44,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:24:44,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:24:44,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:24:44,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:24:44,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:24:44,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:24:45,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:24:45,066 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68eec7fb-95cb-4cfd-98f6-fce002d9fdf1/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:24:45,066 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:24:45,078 INFO L168 Benchmark]: Toolchain (without parser) took 3060.31 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 68.1 MB in the beginning and 108.0 MB in the end (delta: -39.8 MB). Peak memory consumption was 1.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,079 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 77.6 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:24:45,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.72 ms. Allocated memory is still 100.7 MB. Free memory was 67.9 MB in the beginning and 48.1 MB in the end (delta: 19.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.77 ms. Allocated memory is still 100.7 MB. Free memory was 48.1 MB in the beginning and 45.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,082 INFO L168 Benchmark]: Boogie Preprocessor took 42.24 ms. Allocated memory is still 100.7 MB. Free memory was 45.3 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,082 INFO L168 Benchmark]: RCFGBuilder took 863.19 ms. Allocated memory is still 100.7 MB. Free memory was 43.4 MB in the beginning and 71.2 MB in the end (delta: -27.8 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,082 INFO L168 Benchmark]: TraceAbstraction took 1381.56 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 70.6 MB in the beginning and 112.2 MB in the end (delta: -41.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,089 INFO L168 Benchmark]: Witness Printer took 93.62 ms. Allocated memory is still 140.5 MB. Free memory was 112.2 MB in the beginning and 108.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:45,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 77.6 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 586.72 ms. Allocated memory is still 100.7 MB. Free memory was 67.9 MB in the beginning and 48.1 MB in the end (delta: 19.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.77 ms. Allocated memory is still 100.7 MB. Free memory was 48.1 MB in the beginning and 45.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.24 ms. Allocated memory is still 100.7 MB. Free memory was 45.3 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 863.19 ms. Allocated memory is still 100.7 MB. Free memory was 43.4 MB in the beginning and 71.2 MB in the end (delta: -27.8 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1381.56 ms. Allocated memory was 100.7 MB in the beginning and 140.5 MB in the end (delta: 39.8 MB). Free memory was 70.6 MB in the beginning and 112.2 MB in the end (delta: -41.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. * Witness Printer took 93.62 ms. Allocated memory is still 140.5 MB. Free memory was 112.2 MB in the beginning and 108.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...