./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:49:50,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:49:50,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:49:50,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:49:50,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:49:50,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:49:50,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:49:50,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:49:50,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:49:50,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:49:50,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:49:50,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:49:50,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:49:50,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:49:50,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:49:50,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:49:50,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:49:50,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:49:50,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:49:50,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:49:50,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:49:50,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:49:50,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:49:50,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:49:50,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:49:50,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:49:50,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:49:50,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:49:50,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:49:50,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:49:50,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:49:50,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:49:50,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:49:50,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:49:50,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:49:50,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:49:50,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:49:50,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:49:50,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:49:50,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:49:50,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:49:50,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:49:50,483 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:49:50,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:49:50,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:49:50,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:49:50,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:49:50,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:49:50,492 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:49:50,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:49:50,493 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:49:50,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:49:50,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:49:50,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:49:50,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:49:50,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:49:50,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:49:50,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:49:50,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:49:50,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:49:50,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:49:50,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:49:50,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:49:50,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:49:50,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:50,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:49:50,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:49:50,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:49:50,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:49:50,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:49:50,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:49:50,500 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:49:50,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:49:50,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:49:50,501 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_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 [2021-10-28 09:49:50,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:49:50,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:49:50,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:49:50,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:49:50,842 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:49:50,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-28 09:49:50,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/data/e218deab4/19034d9bc4f24608b325d502d1049f26/FLAG9c2e6eda0 [2021-10-28 09:49:51,541 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:49:51,542 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-28 09:49:51,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/data/e218deab4/19034d9bc4f24608b325d502d1049f26/FLAG9c2e6eda0 [2021-10-28 09:49:51,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/data/e218deab4/19034d9bc4f24608b325d502d1049f26 [2021-10-28 09:49:51,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:49:51,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:49:51,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:51,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:49:51,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:49:51,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:51" (1/1) ... [2021-10-28 09:49:51,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38968b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:51, skipping insertion in model container [2021-10-28 09:49:51,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:51" (1/1) ... [2021-10-28 09:49:51,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:49:51,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:49:52,109 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_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2021-10-28 09:49:52,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:52,281 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:49:52,317 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_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2021-10-28 09:49:52,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:52,396 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:49:52,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52 WrapperNode [2021-10-28 09:49:52,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:52,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:52,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:49:52,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:49:52,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:52,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:49:52,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:49:52,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:49:52,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:49:52,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:49:52,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:49:52,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:49:52,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (1/1) ... [2021-10-28 09:49:52,534 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:52,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:49:52,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:49:52,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:49:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:49:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:49:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:49:52,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:49:53,588 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:49:53,588 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-28 09:49:53,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:53 BoogieIcfgContainer [2021-10-28 09:49:53,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:49:53,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:49:53,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:49:53,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:49:53,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:49:51" (1/3) ... [2021-10-28 09:49:53,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1236b792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:53, skipping insertion in model container [2021-10-28 09:49:53,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:52" (2/3) ... [2021-10-28 09:49:53,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1236b792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:53, skipping insertion in model container [2021-10-28 09:49:53,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:53" (3/3) ... [2021-10-28 09:49:53,600 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2021-10-28 09:49:53,606 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:49:53,606 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:49:53,659 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:49:53,666 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:49:53,666 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:49:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:49:53,693 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:53,693 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:53,694 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:53,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:53,701 INFO L85 PathProgramCache]: Analyzing trace with hash 280793572, now seen corresponding path program 1 times [2021-10-28 09:49:53,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:53,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347745131] [2021-10-28 09:49:53,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:53,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:54,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:54,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:54,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347745131] [2021-10-28 09:49:54,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347745131] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:54,051 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:54,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:49:54,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834597479] [2021-10-28 09:49:54,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:49:54,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:54,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:49:54,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:49:54,086 INFO L87 Difference]: Start difference. First operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:54,122 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-28 09:49:54,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:49:54,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-28 09:49:54,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:54,134 INFO L225 Difference]: With dead ends: 215 [2021-10-28 09:49:54,134 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 09:49:54,137 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:49:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 09:49:54,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-28 09:49:54,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 104 states have (on average 1.4807692307692308) internal successors, (154), 106 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-28 09:49:54,177 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-28 09:49:54,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:54,177 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-28 09:49:54,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-28 09:49:54,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:49:54,179 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:54,179 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:54,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:49:54,180 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:54,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:54,181 INFO L85 PathProgramCache]: Analyzing trace with hash 61957603, now seen corresponding path program 1 times [2021-10-28 09:49:54,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:54,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714022999] [2021-10-28 09:49:54,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:54,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:54,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:54,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714022999] [2021-10-28 09:49:54,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714022999] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:54,313 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:54,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:49:54,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424401916] [2021-10-28 09:49:54,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:49:54,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:54,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:49:54,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:49:54,317 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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) [2021-10-28 09:49:54,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:54,330 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-28 09:49:54,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:49:54,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 [2021-10-28 09:49:54,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:54,332 INFO L225 Difference]: With dead ends: 107 [2021-10-28 09:49:54,333 INFO L226 Difference]: Without dead ends: 47 [2021-10-28 09:49:54,334 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:49:54,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-28 09:49:54,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-28 09:49:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 46 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-28 09:49:54,341 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-28 09:49:54,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:54,341 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-28 09:49:54,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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) [2021-10-28 09:49:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-28 09:49:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:49:54,343 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:54,343 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:54,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:49:54,344 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:54,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:54,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1244835391, now seen corresponding path program 1 times [2021-10-28 09:49:54,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:54,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900797076] [2021-10-28 09:49:54,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:54,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:54,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:54,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900797076] [2021-10-28 09:49:54,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900797076] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:54,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:54,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:49:54,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747223123] [2021-10-28 09:49:54,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:49:54,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:54,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:49:54,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:49:54,456 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:54,484 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-28 09:49:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:49:54,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 09:49:54,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:54,487 INFO L225 Difference]: With dead ends: 127 [2021-10-28 09:49:54,487 INFO L226 Difference]: Without dead ends: 87 [2021-10-28 09:49:54,488 INFO L786 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 [2021-10-28 09:49:54,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-28 09:49:54,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2021-10-28 09:49:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4878048780487805) internal successors, (122), 82 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2021-10-28 09:49:54,504 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 24 [2021-10-28 09:49:54,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:54,504 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2021-10-28 09:49:54,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,505 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2021-10-28 09:49:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:49:54,506 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:54,506 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:54,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:49:54,507 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:54,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:54,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1177918449, now seen corresponding path program 1 times [2021-10-28 09:49:54,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:54,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317923060] [2021-10-28 09:49:54,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:54,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:54,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:54,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317923060] [2021-10-28 09:49:54,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317923060] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:54,713 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:54,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:49:54,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859282685] [2021-10-28 09:49:54,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:49:54,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:54,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:49:54,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:49:54,716 INFO L87 Difference]: Start difference. First operand 83 states and 122 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) [2021-10-28 09:49:54,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:54,837 INFO L93 Difference]: Finished difference Result 409 states and 623 transitions. [2021-10-28 09:49:54,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:49:54,838 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 [2021-10-28 09:49:54,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:54,846 INFO L225 Difference]: With dead ends: 409 [2021-10-28 09:49:54,846 INFO L226 Difference]: Without dead ends: 333 [2021-10-28 09:49:54,851 INFO L786 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 [2021-10-28 09:49:54,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-28 09:49:54,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 151. [2021-10-28 09:49:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 150 states have (on average 1.48) internal successors, (222), 150 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 222 transitions. [2021-10-28 09:49:54,884 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 222 transitions. Word has length 26 [2021-10-28 09:49:54,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:54,885 INFO L470 AbstractCegarLoop]: Abstraction has 151 states and 222 transitions. [2021-10-28 09:49:54,886 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) [2021-10-28 09:49:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2021-10-28 09:49:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 09:49:54,888 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:54,888 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:54,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:49:54,889 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:49:54,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:54,890 INFO L85 PathProgramCache]: Analyzing trace with hash 161824377, now seen corresponding path program 1 times [2021-10-28 09:49:54,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:54,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040051764] [2021-10-28 09:49:54,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:54,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:54,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:49:54,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:54,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040051764] [2021-10-28 09:49:54,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040051764] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:54,993 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:54,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:49:54,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327825949] [2021-10-28 09:49:54,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:49:54,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:54,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:49:54,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:49:54,996 INFO L87 Difference]: Start difference. First operand 151 states and 222 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:55,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:55,084 INFO L93 Difference]: Finished difference Result 359 states and 544 transitions. [2021-10-28 09:49:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:49:55,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2021-10-28 09:49:55,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:55,085 INFO L225 Difference]: With dead ends: 359 [2021-10-28 09:49:55,086 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:49:55,088 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:49:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:49:55,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:49:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:49:55,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-28 09:49:55,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:55,090 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:49:55,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:49:55,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:49:55,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:55,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:55,095 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:55,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:49:55,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:49:55,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:55,451 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,452 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-10-28 09:49:55,452 INFO L857 garLoopResultBuilder]: For program point L897-3(lines 897 901) no Hoare annotation was computed. [2021-10-28 09:49:55,453 INFO L857 garLoopResultBuilder]: For program point L897-6(lines 897 901) no Hoare annotation was computed. [2021-10-28 09:49:55,453 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 222) no Hoare annotation was computed. [2021-10-28 09:49:55,453 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 205 222) no Hoare annotation was computed. [2021-10-28 09:49:55,453 INFO L857 garLoopResultBuilder]: For program point L205-2(lines 205 222) no Hoare annotation was computed. [2021-10-28 09:49:55,453 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 344) no Hoare annotation was computed. [2021-10-28 09:49:55,454 INFO L853 garLoopResultBuilder]: At program point L338-1(lines 338 344) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,454 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-28 09:49:55,455 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,455 INFO L853 garLoopResultBuilder]: At program point L934(lines 929 937) the Hoare annotation is: false [2021-10-28 09:49:55,455 INFO L853 garLoopResultBuilder]: At program point L934-1(lines 929 937) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,455 INFO L853 garLoopResultBuilder]: At program point L934-2(lines 929 937) the Hoare annotation is: false [2021-10-28 09:49:55,456 INFO L853 garLoopResultBuilder]: At program point L934-3(lines 929 937) the Hoare annotation is: false [2021-10-28 09:49:55,456 INFO L853 garLoopResultBuilder]: At program point L934-4(lines 929 937) the Hoare annotation is: false [2021-10-28 09:49:55,456 INFO L853 garLoopResultBuilder]: At program point L934-5(lines 929 937) the Hoare annotation is: false [2021-10-28 09:49:55,456 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,456 INFO L853 garLoopResultBuilder]: At program point L275(lines 270 278) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-28 09:49:55,457 INFO L853 garLoopResultBuilder]: At program point L275-1(lines 270 278) the Hoare annotation is: false [2021-10-28 09:49:55,457 INFO L857 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2021-10-28 09:49:55,457 INFO L853 garLoopResultBuilder]: At program point L275-2(lines 270 278) the Hoare annotation is: false [2021-10-28 09:49:55,457 INFO L857 garLoopResultBuilder]: For program point L209-1(lines 209 217) no Hoare annotation was computed. [2021-10-28 09:49:55,457 INFO L857 garLoopResultBuilder]: For program point L209-2(lines 209 217) no Hoare annotation was computed. [2021-10-28 09:49:55,458 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 788) no Hoare annotation was computed. [2021-10-28 09:49:55,458 INFO L853 garLoopResultBuilder]: At program point L771-1(lines 1 978) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,458 INFO L853 garLoopResultBuilder]: At program point L804-2(lines 804 818) the Hoare annotation is: false [2021-10-28 09:49:55,458 INFO L857 garLoopResultBuilder]: For program point L771-2(lines 771 788) no Hoare annotation was computed. [2021-10-28 09:49:55,459 INFO L853 garLoopResultBuilder]: At program point L771-3(lines 1 978) the Hoare annotation is: false [2021-10-28 09:49:55,459 INFO L857 garLoopResultBuilder]: For program point L771-4(lines 771 788) no Hoare annotation was computed. [2021-10-28 09:49:55,459 INFO L853 garLoopResultBuilder]: At program point L771-5(lines 1 978) the Hoare annotation is: false [2021-10-28 09:49:55,460 INFO L853 garLoopResultBuilder]: At program point L375(lines 1 978) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:49:55,460 INFO L857 garLoopResultBuilder]: For program point L805(line 805) no Hoare annotation was computed. [2021-10-28 09:49:55,460 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,461 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,461 INFO L853 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2021-10-28 09:49:55,461 INFO L857 garLoopResultBuilder]: For program point L179-2(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,462 INFO L857 garLoopResultBuilder]: For program point L179-3(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,462 INFO L857 garLoopResultBuilder]: For program point L179-4(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,463 INFO L857 garLoopResultBuilder]: For program point L179-5(lines 179 196) no Hoare annotation was computed. [2021-10-28 09:49:55,464 INFO L853 garLoopResultBuilder]: At program point L147(lines 146 165) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,464 INFO L857 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2021-10-28 09:49:55,464 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 146 165) the Hoare annotation is: false [2021-10-28 09:49:55,465 INFO L853 garLoopResultBuilder]: At program point L147-3(lines 146 165) the Hoare annotation is: false [2021-10-28 09:49:55,465 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2021-10-28 09:49:55,465 INFO L857 garLoopResultBuilder]: For program point L775(lines 775 785) no Hoare annotation was computed. [2021-10-28 09:49:55,465 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 147 153) no Hoare annotation was computed. [2021-10-28 09:49:55,469 INFO L857 garLoopResultBuilder]: For program point L775-2(lines 775 785) no Hoare annotation was computed. [2021-10-28 09:49:55,469 INFO L857 garLoopResultBuilder]: For program point L775-4(lines 775 785) no Hoare annotation was computed. [2021-10-28 09:49:55,469 INFO L857 garLoopResultBuilder]: For program point L776(lines 776 782) no Hoare annotation was computed. [2021-10-28 09:49:55,470 INFO L857 garLoopResultBuilder]: For program point L776-2(lines 776 782) no Hoare annotation was computed. [2021-10-28 09:49:55,470 INFO L857 garLoopResultBuilder]: For program point L776-4(lines 776 782) no Hoare annotation was computed. [2021-10-28 09:49:55,470 INFO L853 garLoopResultBuilder]: At program point L975(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,470 INFO L853 garLoopResultBuilder]: At program point L975-1(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,470 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 913) no Hoare annotation was computed. [2021-10-28 09:49:55,472 INFO L853 garLoopResultBuilder]: At program point L975-2(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,472 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 883) no Hoare annotation was computed. [2021-10-28 09:49:55,472 INFO L853 garLoopResultBuilder]: At program point L975-3(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,472 INFO L853 garLoopResultBuilder]: At program point L975-4(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,473 INFO L860 garLoopResultBuilder]: At program point L876-1(lines 876 883) the Hoare annotation is: true [2021-10-28 09:49:55,473 INFO L853 garLoopResultBuilder]: At program point L975-5(lines 970 978) the Hoare annotation is: false [2021-10-28 09:49:55,477 INFO L857 garLoopResultBuilder]: For program point L183(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,481 INFO L857 garLoopResultBuilder]: For program point L183-1(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,481 INFO L857 garLoopResultBuilder]: For program point L183-2(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,481 INFO L857 garLoopResultBuilder]: For program point L183-3(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,481 INFO L857 garLoopResultBuilder]: For program point L183-4(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,482 INFO L857 garLoopResultBuilder]: For program point L183-5(lines 183 191) no Hoare annotation was computed. [2021-10-28 09:49:55,482 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-28 09:49:55,482 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,482 INFO L853 garLoopResultBuilder]: At program point L383(lines 378 386) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:49:55,483 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:49:55,483 INFO L853 garLoopResultBuilder]: At program point L154(lines 154 160) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,484 INFO L853 garLoopResultBuilder]: At program point L154-1(lines 154 160) the Hoare annotation is: false [2021-10-28 09:49:55,484 INFO L853 garLoopResultBuilder]: At program point L154-2(lines 154 160) the Hoare annotation is: false [2021-10-28 09:49:55,484 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:49:55,484 INFO L860 garLoopResultBuilder]: At program point L885(lines 866 888) the Hoare annotation is: true [2021-10-28 09:49:55,484 INFO L853 garLoopResultBuilder]: At program point L852(lines 848 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:49:55,485 INFO L857 garLoopResultBuilder]: For program point L324(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,485 INFO L857 garLoopResultBuilder]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,485 INFO L857 garLoopResultBuilder]: For program point L324-3(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,485 INFO L857 garLoopResultBuilder]: For program point L324-5(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,485 INFO L857 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,486 INFO L857 garLoopResultBuilder]: For program point L324-6(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,486 INFO L857 garLoopResultBuilder]: For program point L126-1(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,486 INFO L857 garLoopResultBuilder]: For program point L324-8(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,486 INFO L857 garLoopResultBuilder]: For program point L126-2(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,486 INFO L857 garLoopResultBuilder]: For program point L324-9(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point L324-11(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point L324-12(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point L324-14(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point L324-15(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point L324-17(lines 324 328) no Hoare annotation was computed. [2021-10-28 09:49:55,487 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:49:55,488 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2021-10-28 09:49:55,488 INFO L857 garLoopResultBuilder]: For program point L921(lines 921 925) no Hoare annotation was computed. [2021-10-28 09:49:55,489 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:49:55,494 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2021-10-28 09:49:55,495 INFO L853 garLoopResultBuilder]: At program point L330(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,495 INFO L853 garLoopResultBuilder]: At program point L330-1(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,495 INFO L853 garLoopResultBuilder]: At program point L330-2(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,495 INFO L853 garLoopResultBuilder]: At program point L330-3(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,495 INFO L853 garLoopResultBuilder]: At program point L330-4(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,496 INFO L853 garLoopResultBuilder]: At program point L330-5(lines 315 333) the Hoare annotation is: false [2021-10-28 09:49:55,496 INFO L857 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2021-10-28 09:49:55,496 INFO L853 garLoopResultBuilder]: At program point L760(lines 755 762) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:49:55,496 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-28 09:49:55,500 INFO L853 garLoopResultBuilder]: At program point L266(lines 259 269) the Hoare annotation is: false [2021-10-28 09:49:55,501 INFO L853 garLoopResultBuilder]: At program point L266-1(lines 259 269) the Hoare annotation is: false [2021-10-28 09:49:55,502 INFO L853 garLoopResultBuilder]: At program point L266-2(lines 259 269) the Hoare annotation is: false [2021-10-28 09:49:55,502 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 107) no Hoare annotation was computed. [2021-10-28 09:49:55,502 INFO L853 garLoopResultBuilder]: At program point L101-1(lines 147 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-28 09:49:55,505 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 09:49:55,507 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:49:55,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:49:55 BoogieIcfgContainer [2021-10-28 09:49:55,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:49:55,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:49:55,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:49:55,526 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:49:55,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:53" (3/4) ... [2021-10-28 09:49:55,529 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:49:55,551 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:49:55,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:49:55,559 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:49:55,560 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:49:55,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:49:55,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:55,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:55,602 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-28 09:49:55,683 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:49:55,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:49:55,686 INFO L168 Benchmark]: Toolchain (without parser) took 3851.45 ms. Allocated memory was 123.7 MB in the beginning and 163.6 MB in the end (delta: 39.8 MB). Free memory was 84.3 MB in the beginning and 66.0 MB in the end (delta: 18.2 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,686 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 123.7 MB. Free memory was 102.1 MB in the beginning and 102.0 MB in the end (delta: 118.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:55,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.89 ms. Allocated memory is still 123.7 MB. Free memory was 84.1 MB in the beginning and 90.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.30 ms. Allocated memory is still 123.7 MB. Free memory was 90.2 MB in the beginning and 86.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,688 INFO L168 Benchmark]: Boogie Preprocessor took 42.75 ms. Allocated memory is still 123.7 MB. Free memory was 86.7 MB in the beginning and 84.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,688 INFO L168 Benchmark]: RCFGBuilder took 1066.05 ms. Allocated memory is still 123.7 MB. Free memory was 84.0 MB in the beginning and 91.0 MB in the end (delta: -7.0 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,689 INFO L168 Benchmark]: TraceAbstraction took 1932.04 ms. Allocated memory was 123.7 MB in the beginning and 163.6 MB in the end (delta: 39.8 MB). Free memory was 90.3 MB in the beginning and 75.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,689 INFO L168 Benchmark]: Witness Printer took 158.36 ms. Allocated memory is still 163.6 MB. Free memory was 75.5 MB in the beginning and 66.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:55,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 123.7 MB. Free memory was 102.1 MB in the beginning and 102.0 MB in the end (delta: 118.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 562.89 ms. Allocated memory is still 123.7 MB. Free memory was 84.1 MB in the beginning and 90.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.30 ms. Allocated memory is still 123.7 MB. Free memory was 90.2 MB in the beginning and 86.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.75 ms. Allocated memory is still 123.7 MB. Free memory was 86.7 MB in the beginning and 84.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1066.05 ms. Allocated memory is still 123.7 MB. Free memory was 84.0 MB in the beginning and 91.0 MB in the end (delta: -7.0 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1932.04 ms. Allocated memory was 123.7 MB in the beginning and 163.6 MB in the end (delta: 39.8 MB). Free memory was 90.3 MB in the beginning and 75.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. * Witness Printer took 158.36 ms. Allocated memory is still 163.6 MB. Free memory was 75.5 MB in the beginning and 66.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 126]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 126]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 126]: 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, 111 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 412 SDslu, 454 SDs, 0 SdLazy, 70 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=4, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 970]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:49:55,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a8f445d-a9ec-4c5f-b85f-76052b5b0077/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...