./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/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 7e56150b699b94e28c1c73525159cfeb9360ab0a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:23:54,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:23:54,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:23:54,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:23:54,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:23:54,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:23:54,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:23:54,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:23:54,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:23:54,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:23:54,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:23:54,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:23:54,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:23:54,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:23:54,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:23:54,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:23:54,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:23:54,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:23:54,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:23:54,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:23:54,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:23:54,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:23:54,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:23:54,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:23:54,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:23:54,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:23:54,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:23:54,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:23:54,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:23:54,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:23:54,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:23:54,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:23:54,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:23:54,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:23:54,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:23:54,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:23:54,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:23:54,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:23:54,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:23:54,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:23:54,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:23:54,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:23:54,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:23:54,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:23:54,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:23:54,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:23:54,382 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:23:54,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:23:54,382 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:23:54,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:23:54,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:23:54,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:23:54,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:23:54,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:23:54,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:23:54,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:23:54,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:23:54,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:23:54,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:23:54,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:23:54,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:23:54,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:23:54,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:23:54,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:23:54,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:23:54,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:23:54,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:23:54,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:23:54,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:23:54,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:23:54,397 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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e56150b699b94e28c1c73525159cfeb9360ab0a [2021-10-11 00:23:54,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:23:54,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:23:54,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:23:54,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:23:54,866 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:23:54,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 00:23:54,956 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/data/628115849/61731a2e1ebd46b28b630cf68527922c/FLAG7fcbb43e5 [2021-10-11 00:23:55,592 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:23:55,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-10-11 00:23:55,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/data/628115849/61731a2e1ebd46b28b630cf68527922c/FLAG7fcbb43e5 [2021-10-11 00:23:55,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/data/628115849/61731a2e1ebd46b28b630cf68527922c [2021-10-11 00:23:55,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:23:55,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:23:55,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:55,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:23:55,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:23:55,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:55" (1/1) ... [2021-10-11 00:23:55,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250805fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:55, skipping insertion in model container [2021-10-11 00:23:55,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:55" (1/1) ... [2021-10-11 00:23:55,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:23:55,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:23:56,289 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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 00:23:56,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:56,395 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:23:56,439 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_7b698595-bc7f-4bd1-bcbb-43cd057bf732/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-10-11 00:23:56,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:56,540 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:23:56,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56 WrapperNode [2021-10-11 00:23:56,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:56,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:56,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:23:56,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:23:56,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:56,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:23:56,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:23:56,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:23:56,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... [2021-10-11 00:23:56,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:23:56,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:23:56,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:23:56,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:23:56,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/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 00:23:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:23:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:23:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:23:56,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:23:58,055 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:23:58,056 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 00:23:58,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:58 BoogieIcfgContainer [2021-10-11 00:23:58,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:23:58,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:23:58,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:23:58,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:23:58,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:23:55" (1/3) ... [2021-10-11 00:23:58,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc5580d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:58, skipping insertion in model container [2021-10-11 00:23:58,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:56" (2/3) ... [2021-10-11 00:23:58,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc5580d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:58, skipping insertion in model container [2021-10-11 00:23:58,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:58" (3/3) ... [2021-10-11 00:23:58,066 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2021-10-11 00:23:58,079 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:23:58,083 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:23:58,094 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:23:58,125 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:23:58,125 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:23:58,125 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:23:58,138 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:23:58,139 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:23:58,139 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:23:58,139 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:23:58,139 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:23:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2021-10-11 00:23:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:23:58,176 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:58,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:58,183 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:58,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:58,188 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-11 00:23:58,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:58,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468294238] [2021-10-11 00:23:58,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:58,541 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 00:23:58,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468294238] [2021-10-11 00:23:58,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:58,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:58,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883337617] [2021-10-11 00:23:58,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:23:58,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:58,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:23:58,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:23:58,580 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2021-10-11 00:23:58,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:58,650 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-11 00:23:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:23:58,652 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:23:58,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:58,678 INFO L225 Difference]: With dead ends: 208 [2021-10-11 00:23:58,678 INFO L226 Difference]: Without dead ends: 103 [2021-10-11 00:23:58,682 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 00:23:58,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-11 00:23:58,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-11 00:23:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2021-10-11 00:23:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-11 00:23:58,773 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-11 00:23:58,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:58,774 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-11 00:23:58,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:23:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-11 00:23:58,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:23:58,780 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:58,780 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 00:23:58,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:23:58,781 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:58,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:58,786 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-11 00:23:58,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:58,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511480357] [2021-10-11 00:23:58,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:58,960 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 00:23:58,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511480357] [2021-10-11 00:23:58,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:58,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:58,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188866990] [2021-10-11 00:23:58,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:58,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:58,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:58,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:58,965 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2021-10-11 00:23:58,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:58,980 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-11 00:23:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:58,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:23:58,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:58,983 INFO L225 Difference]: With dead ends: 103 [2021-10-11 00:23:58,984 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 00:23:58,985 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 00:23:58,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 00:23:58,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 00:23:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 00:23:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 00:23:58,997 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-11 00:23:58,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:58,998 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 00:23:58,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 00:23:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:23:59,001 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:59,002 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 00:23:59,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:23:59,002 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:59,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:59,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-11 00:23:59,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:59,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261755706] [2021-10-11 00:23:59,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:59,183 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 00:23:59,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261755706] [2021-10-11 00:23:59,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:59,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:59,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89643337] [2021-10-11 00:23:59,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:59,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:59,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:59,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:59,193 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 3 states. [2021-10-11 00:23:59,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:59,234 INFO L93 Difference]: Finished difference Result 123 states and 180 transitions. [2021-10-11 00:23:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:59,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 00:23:59,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:59,239 INFO L225 Difference]: With dead ends: 123 [2021-10-11 00:23:59,240 INFO L226 Difference]: Without dead ends: 84 [2021-10-11 00:23:59,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:59,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-11 00:23:59,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-10-11 00:23:59,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2021-10-11 00:23:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2021-10-11 00:23:59,266 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 22 [2021-10-11 00:23:59,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:59,266 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2021-10-11 00:23:59,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:59,267 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2021-10-11 00:23:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:23:59,269 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:59,269 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, 1] [2021-10-11 00:23:59,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:23:59,269 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:59,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:59,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-11 00:23:59,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:59,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980208505] [2021-10-11 00:23:59,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:59,417 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 00:23:59,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980208505] [2021-10-11 00:23:59,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:59,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:59,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723296929] [2021-10-11 00:23:59,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:59,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:59,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:59,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:59,423 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 5 states. [2021-10-11 00:23:59,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:59,636 INFO L93 Difference]: Finished difference Result 404 states and 614 transitions. [2021-10-11 00:23:59,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:23:59,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 00:23:59,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:59,640 INFO L225 Difference]: With dead ends: 404 [2021-10-11 00:23:59,641 INFO L226 Difference]: Without dead ends: 330 [2021-10-11 00:23:59,642 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 00:23:59,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-11 00:23:59,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 148. [2021-10-11 00:23:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-10-11 00:23:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-10-11 00:23:59,681 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 24 [2021-10-11 00:23:59,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:59,682 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-10-11 00:23:59,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-10-11 00:23:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:23:59,686 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:59,686 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, 1, 1] [2021-10-11 00:23:59,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:23:59,687 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:59,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:59,687 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2021-10-11 00:23:59,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:59,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587146240] [2021-10-11 00:23:59,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:59,828 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 00:23:59,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587146240] [2021-10-11 00:23:59,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:59,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:59,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788889303] [2021-10-11 00:23:59,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:59,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:59,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:59,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:59,830 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand 5 states. [2021-10-11 00:23:59,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:59,920 INFO L93 Difference]: Finished difference Result 356 states and 539 transitions. [2021-10-11 00:23:59,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:23:59,920 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 00:23:59,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:59,921 INFO L225 Difference]: With dead ends: 356 [2021-10-11 00:23:59,922 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:23:59,927 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 00:23:59,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:23:59,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:23:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:23:59,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:23:59,928 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-11 00:23:59,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:59,928 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:23:59,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:23:59,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:23:59,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:23:59,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:24:00,218 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,218 INFO L258 CegarLoopResult]: At program point L432(lines 425 435) the Hoare annotation is: false [2021-10-11 00:24:00,218 INFO L258 CegarLoopResult]: At program point L432-1(lines 425 435) the Hoare annotation is: false [2021-10-11 00:24:00,218 INFO L258 CegarLoopResult]: At program point L432-2(lines 425 435) the Hoare annotation is: false [2021-10-11 00:24:00,219 INFO L258 CegarLoopResult]: At program point L235(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,219 INFO L258 CegarLoopResult]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,219 INFO L262 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-10-11 00:24:00,220 INFO L258 CegarLoopResult]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,220 INFO L258 CegarLoopResult]: At program point L235-3(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,220 INFO L258 CegarLoopResult]: At program point L235-4(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,220 INFO L258 CegarLoopResult]: At program point L235-5(lines 230 238) the Hoare annotation is: false [2021-10-11 00:24:00,220 INFO L258 CegarLoopResult]: At program point L270(lines 265 273) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:00,221 INFO L258 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:00,221 INFO L262 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2021-10-11 00:24:00,221 INFO L258 CegarLoopResult]: At program point L536-1(lines 536 542) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,221 INFO L262 CegarLoopResult]: For program point L371(lines 371 388) no Hoare annotation was computed. [2021-10-11 00:24:00,221 INFO L262 CegarLoopResult]: For program point L371-1(lines 371 388) no Hoare annotation was computed. [2021-10-11 00:24:00,222 INFO L262 CegarLoopResult]: For program point L371-2(lines 371 388) no Hoare annotation was computed. [2021-10-11 00:24:00,222 INFO L262 CegarLoopResult]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-10-11 00:24:00,222 INFO L258 CegarLoopResult]: At program point L504-1(lines 504 510) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,222 INFO L265 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-10-11 00:24:00,222 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,222 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,222 INFO L258 CegarLoopResult]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2021-10-11 00:24:00,223 INFO L262 CegarLoopResult]: For program point L375(lines 375 383) no Hoare annotation was computed. [2021-10-11 00:24:00,223 INFO L258 CegarLoopResult]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2021-10-11 00:24:00,223 INFO L262 CegarLoopResult]: For program point L375-1(lines 375 383) no Hoare annotation was computed. [2021-10-11 00:24:00,223 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 383) no Hoare annotation was computed. [2021-10-11 00:24:00,223 INFO L258 CegarLoopResult]: At program point L574(lines 525 575) the Hoare annotation is: false [2021-10-11 00:24:00,224 INFO L262 CegarLoopResult]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,228 INFO L262 CegarLoopResult]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,228 INFO L262 CegarLoopResult]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,228 INFO L262 CegarLoopResult]: For program point L345-3(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,229 INFO L262 CegarLoopResult]: For program point L345-4(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,229 INFO L262 CegarLoopResult]: For program point L345-5(lines 345 362) no Hoare annotation was computed. [2021-10-11 00:24:00,231 INFO L258 CegarLoopResult]: At program point L313(lines 312 331) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,232 INFO L262 CegarLoopResult]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-10-11 00:24:00,232 INFO L258 CegarLoopResult]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2021-10-11 00:24:00,233 INFO L258 CegarLoopResult]: At program point L313-3(lines 312 331) the Hoare annotation is: false [2021-10-11 00:24:00,233 INFO L262 CegarLoopResult]: For program point L181(lines 181 185) no Hoare annotation was computed. [2021-10-11 00:24:00,233 INFO L262 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-10-11 00:24:00,235 INFO L258 CegarLoopResult]: At program point L546-1(lines 546 552) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349-3(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349-4(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point L349-5(lines 349 357) no Hoare annotation was computed. [2021-10-11 00:24:00,236 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:24:00,237 INFO L262 CegarLoopResult]: For program point L285(lines 285 298) no Hoare annotation was computed. [2021-10-11 00:24:00,237 INFO L258 CegarLoopResult]: At program point L285-1(lines 1 956) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,237 INFO L262 CegarLoopResult]: For program point L285-2(lines 285 298) no Hoare annotation was computed. [2021-10-11 00:24:00,237 INFO L258 CegarLoopResult]: At program point L285-3(lines 1 956) the Hoare annotation is: false [2021-10-11 00:24:00,237 INFO L262 CegarLoopResult]: For program point L285-4(lines 285 298) no Hoare annotation was computed. [2021-10-11 00:24:00,237 INFO L258 CegarLoopResult]: At program point L285-5(lines 1 956) the Hoare annotation is: false [2021-10-11 00:24:00,237 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-10-11 00:24:00,237 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L258 CegarLoopResult]: At program point L320(lines 320 326) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,238 INFO L258 CegarLoopResult]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2021-10-11 00:24:00,238 INFO L258 CegarLoopResult]: At program point L320-2(lines 320 326) the Hoare annotation is: false [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point L157(lines 157 161) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point L289-4(lines 289 295) no Hoare annotation was computed. [2021-10-11 00:24:00,238 INFO L262 CegarLoopResult]: For program point L157-3(lines 157 161) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L58-1(lines 313 319) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L157-6(lines 157 161) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L587-2(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,239 INFO L262 CegarLoopResult]: For program point L490-2(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,240 INFO L262 CegarLoopResult]: For program point L490-3(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,240 INFO L262 CegarLoopResult]: For program point L490-5(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,240 INFO L262 CegarLoopResult]: For program point L490-6(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-8(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-9(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-11(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-12(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-14(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-15(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,241 INFO L262 CegarLoopResult]: For program point L490-17(lines 490 494) no Hoare annotation was computed. [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194(lines 189 197) the Hoare annotation is: false [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194-1(lines 189 197) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194-2(lines 189 197) the Hoare annotation is: false [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194-3(lines 189 197) the Hoare annotation is: false [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194-4(lines 189 197) the Hoare annotation is: false [2021-10-11 00:24:00,242 INFO L258 CegarLoopResult]: At program point L194-5(lines 189 197) the Hoare annotation is: false [2021-10-11 00:24:00,243 INFO L258 CegarLoopResult]: At program point L262(lines 1 956) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point L527(lines 526 573) no Hoare annotation was computed. [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 587) no Hoare annotation was computed. [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-10-11 00:24:00,244 INFO L265 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-10-11 00:24:00,244 INFO L262 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L562-1(lines 313 319) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L496(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L496-1(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L496-2(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L496-3(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,245 INFO L258 CegarLoopResult]: At program point L496-4(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,246 INFO L258 CegarLoopResult]: At program point L496-5(lines 481 499) the Hoare annotation is: false [2021-10-11 00:24:00,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:24:00 BoogieIcfgContainer [2021-10-11 00:24:00,288 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:24:00,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:24:00,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:24:00,288 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:24:00,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:58" (3/4) ... [2021-10-11 00:24:00,291 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:24:00,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:24:00,311 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:24:00,312 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:24:00,313 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:24:00,314 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:24:00,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:24:00,316 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:24:00,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:24:00,426 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b698595-bc7f-4bd1-bcbb-43cd057bf732/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:24:00,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:24:00,428 INFO L168 Benchmark]: Toolchain (without parser) took 4553.29 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 51.4 MB in the beginning and 42.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 48.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,428 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 92.3 MB. Free memory is still 68.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:24:00,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.62 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 57.0 MB in the end (delta: -5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.25 ms. Allocated memory is still 92.3 MB. Free memory was 57.0 MB in the beginning and 53.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,429 INFO L168 Benchmark]: Boogie Preprocessor took 93.57 ms. Allocated memory is still 92.3 MB. Free memory was 53.4 MB in the beginning and 50.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,430 INFO L168 Benchmark]: RCFGBuilder took 1322.30 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 50.8 MB in the beginning and 64.8 MB in the end (delta: -14.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,430 INFO L168 Benchmark]: TraceAbstraction took 2228.61 ms. Allocated memory is still 130.0 MB. Free memory was 64.0 MB in the beginning and 52.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,431 INFO L168 Benchmark]: Witness Printer took 138.20 ms. Allocated memory is still 130.0 MB. Free memory was 52.3 MB in the beginning and 42.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:00,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 92.3 MB. Free memory is still 68.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.62 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 57.0 MB in the end (delta: -5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.25 ms. Allocated memory is still 92.3 MB. Free memory was 57.0 MB in the beginning and 53.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.57 ms. Allocated memory is still 92.3 MB. Free memory was 53.4 MB in the beginning and 50.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1322.30 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 50.8 MB in the beginning and 64.8 MB in the end (delta: -14.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2228.61 ms. Allocated memory is still 130.0 MB. Free memory was 64.0 MB in the beginning and 52.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. * Witness Printer took 138.20 ms. Allocated memory is still 130.0 MB. Free memory was 52.3 MB in the beginning and 42.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 587]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 433 SDslu, 417 SDs, 0 SdLazy, 66 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 128 HoareAnnotationTreeSize, 44 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...