./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt --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 d2de004535e86b502472828c57e9d5f0f0fdfb12 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:13:55,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:13:55,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:13:55,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:13:55,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:13:55,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:13:55,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:13:55,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:13:55,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:13:55,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:13:55,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:13:55,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:13:55,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:13:55,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:13:55,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:13:55,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:13:55,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:13:55,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:13:55,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:13:55,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:13:55,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:13:55,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:13:55,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:13:55,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:13:55,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:13:55,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:13:55,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:13:55,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:13:55,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:13:55,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:13:55,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:13:55,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:13:55,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:13:55,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:13:55,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:13:55,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:13:55,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:13:55,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:13:55,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:13:55,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:13:55,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:13:55,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:13:55,557 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:13:55,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:13:55,558 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:13:55,558 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:13:55,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:13:55,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:13:55,559 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:13:55,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:13:55,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:13:55,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:13:55,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:13:55,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:13:55,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:13:55,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:13:55,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:13:55,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:13:55,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:13:55,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:13:55,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:13:55,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:13:55,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:13:55,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:13:55,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:13:55,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:13:55,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:13:55,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:13:55,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:13:55,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:13:55,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:13:55,571 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:13:55,572 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_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2de004535e86b502472828c57e9d5f0f0fdfb12 [2021-10-13 01:13:55,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:13:55,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:13:55,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:13:55,863 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:13:55,864 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:13:55,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-13 01:13:55,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/data/befe694ef/0a84997a867a4181a9207e22ff9795ec/FLAGd52671651 [2021-10-13 01:13:56,505 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:13:56,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-10-13 01:13:56,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/data/befe694ef/0a84997a867a4181a9207e22ff9795ec/FLAGd52671651 [2021-10-13 01:13:56,823 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/data/befe694ef/0a84997a867a4181a9207e22ff9795ec [2021-10-13 01:13:56,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:13:56,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:13:56,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:13:56,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:13:56,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:13:56,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:13:56" (1/1) ... [2021-10-13 01:13:56,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ee26b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:56, skipping insertion in model container [2021-10-13 01:13:56,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:13:56" (1/1) ... [2021-10-13 01:13:56,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:13:56,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:13:57,149 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_c51ccc69-1669-43e5-81b4-1f3437e91757/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14645,14658] [2021-10-13 01:13:57,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:13:57,173 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:13:57,237 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_c51ccc69-1669-43e5-81b4-1f3437e91757/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c[14645,14658] [2021-10-13 01:13:57,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:13:57,285 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:13:57,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57 WrapperNode [2021-10-13 01:13:57,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:13:57,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:13:57,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:13:57,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:13:57,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:13:57,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:13:57,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:13:57,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:13:57,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:13:57,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:13:57,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:13:57,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:13:57,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (1/1) ... [2021-10-13 01:13:57,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:13:57,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:13:57,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:13:57,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:13:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:13:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:13:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:13:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:13:58,390 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:13:58,391 INFO L299 CfgBuilder]: Removed 82 assume(true) statements. [2021-10-13 01:13:58,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:13:58 BoogieIcfgContainer [2021-10-13 01:13:58,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:13:58,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:13:58,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:13:58,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:13:58,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:13:56" (1/3) ... [2021-10-13 01:13:58,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383952be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:13:58, skipping insertion in model container [2021-10-13 01:13:58,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:13:57" (2/3) ... [2021-10-13 01:13:58,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@383952be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:13:58, skipping insertion in model container [2021-10-13 01:13:58,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:13:58" (3/3) ... [2021-10-13 01:13:58,406 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2021-10-13 01:13:58,411 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:13:58,411 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:13:58,469 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:13:58,480 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:13:58,483 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:13:58,500 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 01:13:58,506 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:13:58,507 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:13:58,507 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:13:58,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:13:58,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1700840332, now seen corresponding path program 1 times [2021-10-13 01:13:58,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:13:58,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743462822] [2021-10-13 01:13:58,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:13:58,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:13:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:13:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:13:58,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:13:58,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743462822] [2021-10-13 01:13:58,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743462822] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:13:58,811 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:13:58,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:13:58,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773842302] [2021-10-13 01:13:58,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:13:58,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:13:58,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:13:58,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:13:58,838 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:58,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:13:58,862 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-10-13 01:13:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:13:58,863 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 01:13:58,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:13:58,876 INFO L225 Difference]: With dead ends: 125 [2021-10-13 01:13:58,876 INFO L226 Difference]: Without dead ends: 62 [2021-10-13 01:13:58,879 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:13:58,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-13 01:13:58,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-10-13 01:13:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 59 states have (on average 1.423728813559322) internal successors, (84), 61 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:58,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2021-10-13 01:13:58,935 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2021-10-13 01:13:58,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:13:58,936 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2021-10-13 01:13:58,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2021-10-13 01:13:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 01:13:58,939 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:13:58,939 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:13:58,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:13:58,940 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:13:58,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:13:58,945 INFO L82 PathProgramCache]: Analyzing trace with hash -788107411, now seen corresponding path program 1 times [2021-10-13 01:13:58,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:13:58,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279622104] [2021-10-13 01:13:58,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:13:58,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:13:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:13:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:13:59,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:13:59,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279622104] [2021-10-13 01:13:59,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279622104] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:13:59,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:13:59,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:13:59,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629394549] [2021-10-13 01:13:59,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:13:59,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:13:59,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:13:59,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:13:59,081 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:13:59,090 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2021-10-13 01:13:59,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:13:59,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 01:13:59,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:13:59,092 INFO L225 Difference]: With dead ends: 62 [2021-10-13 01:13:59,092 INFO L226 Difference]: Without dead ends: 31 [2021-10-13 01:13:59,093 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:13:59,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-13 01:13:59,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-13 01:13:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-13 01:13:59,104 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2021-10-13 01:13:59,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:13:59,105 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-13 01:13:59,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-13 01:13:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 01:13:59,106 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:13:59,107 INFO L512 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] [2021-10-13 01:13:59,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:13:59,107 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:13:59,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:13:59,111 INFO L82 PathProgramCache]: Analyzing trace with hash -764571428, now seen corresponding path program 1 times [2021-10-13 01:13:59,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:13:59,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087520859] [2021-10-13 01:13:59,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:13:59,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:13:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:13:59,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:13:59,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:13:59,315 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087520859] [2021-10-13 01:13:59,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087520859] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:13:59,316 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:13:59,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:13:59,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367574409] [2021-10-13 01:13:59,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:13:59,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:13:59,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:13:59,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:13:59,319 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:13:59,386 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2021-10-13 01:13:59,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:13:59,387 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 01:13:59,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:13:59,388 INFO L225 Difference]: With dead ends: 79 [2021-10-13 01:13:59,388 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:13:59,389 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:13:59,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:13:59,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:13:59,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:13:59,390 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-13 01:13:59,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:13:59,390 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:13:59,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:13:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:13:59,391 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:13:59,393 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:13:59,394 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:13:59,394 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:13:59,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:13:59,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:13:59,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:13:59,524 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-10-13 01:13:59,524 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,525 INFO L853 garLoopResultBuilder]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2021-10-13 01:13:59,525 INFO L857 garLoopResultBuilder]: For program point L729-2(lines 729 735) no Hoare annotation was computed. [2021-10-13 01:13:59,525 INFO L857 garLoopResultBuilder]: For program point L729-4(lines 729 735) no Hoare annotation was computed. [2021-10-13 01:13:59,525 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-13 01:13:59,526 INFO L853 garLoopResultBuilder]: At program point L779(lines 774 782) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-10-13 01:13:59,526 INFO L853 garLoopResultBuilder]: At program point L713(lines 512 518) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,526 INFO L853 garLoopResultBuilder]: At program point L713-1(lines 512 518) the Hoare annotation is: false [2021-10-13 01:13:59,526 INFO L853 garLoopResultBuilder]: At program point L713-2(lines 512 518) the Hoare annotation is: false [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point L632(lines 631 678) no Hoare annotation was computed. [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point L633(lines 633 637) no Hoare annotation was computed. [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-10-13 01:13:59,527 INFO L857 garLoopResultBuilder]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2021-10-13 01:13:59,528 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 657) no Hoare annotation was computed. [2021-10-13 01:13:59,531 INFO L853 garLoopResultBuilder]: At program point L651-1(lines 651 657) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 01:13:59,531 INFO L853 garLoopResultBuilder]: At program point L519(lines 519 525) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,531 INFO L853 garLoopResultBuilder]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2021-10-13 01:13:59,532 INFO L853 garLoopResultBuilder]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2021-10-13 01:13:59,532 INFO L857 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-10-13 01:13:59,532 INFO L857 garLoopResultBuilder]: For program point L420-3(lines 420 424) no Hoare annotation was computed. [2021-10-13 01:13:59,532 INFO L857 garLoopResultBuilder]: For program point L420-6(lines 420 424) no Hoare annotation was computed. [2021-10-13 01:13:59,533 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 874) no Hoare annotation was computed. [2021-10-13 01:13:59,533 INFO L860 garLoopResultBuilder]: At program point L867-1(lines 867 874) the Hoare annotation is: true [2021-10-13 01:13:59,533 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:13:59,533 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2021-10-13 01:13:59,533 INFO L853 garLoopResultBuilder]: At program point L669-2(lines 669 673) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 01:13:59,534 INFO L853 garLoopResultBuilder]: At program point L703(lines 698 705) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-10-13 01:13:59,534 INFO L853 garLoopResultBuilder]: At program point L571(lines 566 574) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,536 INFO L853 garLoopResultBuilder]: At program point L571-1(lines 566 574) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,537 INFO L853 garLoopResultBuilder]: At program point L571-2(lines 566 574) the Hoare annotation is: false [2021-10-13 01:13:59,537 INFO L853 garLoopResultBuilder]: At program point L571-3(lines 566 574) the Hoare annotation is: false [2021-10-13 01:13:59,537 INFO L853 garLoopResultBuilder]: At program point L571-4(lines 566 574) the Hoare annotation is: false [2021-10-13 01:13:59,537 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,538 INFO L853 garLoopResultBuilder]: At program point L571-5(lines 566 574) the Hoare annotation is: false [2021-10-13 01:13:59,538 INFO L853 garLoopResultBuilder]: At program point L489(lines 484 492) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,538 INFO L853 garLoopResultBuilder]: At program point L489-1(lines 484 492) the Hoare annotation is: false [2021-10-13 01:13:59,538 INFO L853 garLoopResultBuilder]: At program point L489-2(lines 484 492) the Hoare annotation is: false [2021-10-13 01:13:59,539 INFO L853 garLoopResultBuilder]: At program point L771(lines 1 879) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-10-13 01:13:59,539 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:13:59,552 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-10-13 01:13:59,553 INFO L853 garLoopResultBuilder]: At program point L641-1(lines 641 647) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 01:13:59,553 INFO L857 garLoopResultBuilder]: For program point L724(lines 724 741) no Hoare annotation was computed. [2021-10-13 01:13:59,553 INFO L853 garLoopResultBuilder]: At program point L724-1(lines 1 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 01:13:59,553 INFO L857 garLoopResultBuilder]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2021-10-13 01:13:59,553 INFO L853 garLoopResultBuilder]: At program point L724-3(lines 1 879) the Hoare annotation is: false [2021-10-13 01:13:59,554 INFO L857 garLoopResultBuilder]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2021-10-13 01:13:59,554 INFO L853 garLoopResultBuilder]: At program point L724-5(lines 1 879) the Hoare annotation is: false [2021-10-13 01:13:59,554 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 448) no Hoare annotation was computed. [2021-10-13 01:13:59,554 INFO L857 garLoopResultBuilder]: For program point L692(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,554 INFO L857 garLoopResultBuilder]: For program point L692-1(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,554 INFO L857 garLoopResultBuilder]: For program point L692-2(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,555 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:13:59,555 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-10-13 01:13:59,555 INFO L853 garLoopResultBuilder]: At program point L512(lines 508 530) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 01:13:59,555 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2021-10-13 01:13:59,555 INFO L853 garLoopResultBuilder]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2021-10-13 01:13:59,556 INFO L857 garLoopResultBuilder]: For program point L661(lines 661 674) no Hoare annotation was computed. [2021-10-13 01:13:59,556 INFO L860 garLoopResultBuilder]: At program point L876(lines 857 879) the Hoare annotation is: true [2021-10-13 01:13:59,556 INFO L853 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-10-13 01:13:59,556 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 738) no Hoare annotation was computed. [2021-10-13 01:13:59,556 INFO L857 garLoopResultBuilder]: For program point L728-2(lines 728 738) no Hoare annotation was computed. [2021-10-13 01:13:59,556 INFO L857 garLoopResultBuilder]: For program point L728-4(lines 728 738) no Hoare annotation was computed. [2021-10-13 01:13:59,557 INFO L853 garLoopResultBuilder]: At program point L679(lines 630 680) the Hoare annotation is: false [2021-10-13 01:13:59,561 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:13:59,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:13:59 BoogieIcfgContainer [2021-10-13 01:13:59,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:13:59,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:13:59,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:13:59,596 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:13:59,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:13:58" (3/4) ... [2021-10-13 01:13:59,599 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:13:59,618 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:13:59,619 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:13:59,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:13:59,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:13:59,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:13:59,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:13:59,625 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:13:59,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,656 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,656 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,657 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 01:13:59,717 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:13:59,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:13:59,719 INFO L168 Benchmark]: Toolchain (without parser) took 2891.59 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.1 MB in the beginning and 64.5 MB in the end (delta: -5.4 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,720 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory is still 76.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:13:59,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.17 ms. Allocated memory is still 96.5 MB. Free memory was 59.0 MB in the beginning and 64.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.73 ms. Allocated memory is still 96.5 MB. Free memory was 64.9 MB in the beginning and 62.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,721 INFO L168 Benchmark]: Boogie Preprocessor took 33.14 ms. Allocated memory is still 96.5 MB. Free memory was 62.0 MB in the beginning and 60.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,721 INFO L168 Benchmark]: RCFGBuilder took 1010.02 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 60.3 MB in the beginning and 75.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,722 INFO L168 Benchmark]: TraceAbstraction took 1197.70 ms. Allocated memory is still 117.4 MB. Free memory was 74.9 MB in the beginning and 70.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,722 INFO L168 Benchmark]: Witness Printer took 121.95 ms. Allocated memory is still 117.4 MB. Free memory was 70.8 MB in the beginning and 64.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:13:59,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory is still 76.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.17 ms. Allocated memory is still 96.5 MB. Free memory was 59.0 MB in the beginning and 64.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.73 ms. Allocated memory is still 96.5 MB. Free memory was 64.9 MB in the beginning and 62.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.14 ms. Allocated memory is still 96.5 MB. Free memory was 62.0 MB in the beginning and 60.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1010.02 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 60.3 MB in the beginning and 75.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1197.70 ms. Allocated memory is still 117.4 MB. Free memory was 74.9 MB in the beginning and 70.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. * Witness Printer took 121.95 ms. Allocated memory is still 117.4 MB. Free memory was 70.8 MB in the beginning and 64.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1094.0ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 12.5ms, AutomataDifference: 139.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 128.8ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 196 SDtfs, 95 SDslu, 75 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 54.1ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 56 NumberOfFragments, 118 HoareAnnotationTreeSize, 32 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 43.1ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 76.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 26.8ms SsaConstructionTime, 261.0ms SatisfiabilityAnalysisTime, 252.5ms InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:13:59,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51ccc69-1669-43e5-81b4-1f3437e91757/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...