./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/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 cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:37:19,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:37:19,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:37:19,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:37:19,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:37:19,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:37:19,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:37:19,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:37:19,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:37:19,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:37:19,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:37:19,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:37:19,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:37:19,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:37:19,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:37:19,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:37:19,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:37:19,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:37:19,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:37:19,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:37:19,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:37:19,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:37:19,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:37:19,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:37:19,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:37:19,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:37:19,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:37:19,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:37:19,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:37:19,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:37:19,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:37:19,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:37:19,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:37:19,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:37:19,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:37:19,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:37:19,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:37:19,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:37:19,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:37:19,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:37:19,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:37:19,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:37:19,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:37:19,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:37:19,460 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:37:19,460 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:37:19,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:37:19,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:37:19,462 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:37:19,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:37:19,463 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:37:19,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:37:19,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:37:19,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:37:19,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:37:19,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:37:19,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:37:19,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:37:19,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:37:19,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:37:19,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:37:19,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:37:19,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:37:19,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:37:19,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:37:19,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:37:19,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:37:19,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:37:19,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:37:19,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:37:19,468 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:37:19,468 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:37:19,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:37:19,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:37:19,469 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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb [2021-10-28 08:37:19,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:37:19,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:37:19,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:37:19,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:37:19,758 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:37:19,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2021-10-28 08:37:19,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/data/cfd29084a/0d265b3761934c0297a6dd968c67141a/FLAGc3ba84f86 [2021-10-28 08:37:20,380 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:37:20,380 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2021-10-28 08:37:20,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/data/cfd29084a/0d265b3761934c0297a6dd968c67141a/FLAGc3ba84f86 [2021-10-28 08:37:20,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/data/cfd29084a/0d265b3761934c0297a6dd968c67141a [2021-10-28 08:37:20,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:37:20,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:37:20,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:37:20,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:37:20,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:37:20,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:37:20" (1/1) ... [2021-10-28 08:37:20,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5287c36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:20, skipping insertion in model container [2021-10-28 08:37:20,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:37:20" (1/1) ... [2021-10-28 08:37:20,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:37:20,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:37:21,111 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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2021-10-28 08:37:21,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:37:21,201 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:37:21,229 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_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2021-10-28 08:37:21,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:37:21,309 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:37:21,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21 WrapperNode [2021-10-28 08:37:21,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:37:21,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:37:21,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:37:21,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:37:21,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:37:21,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:37:21,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:37:21,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:37:21,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:37:21,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:37:21,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:37:21,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:37:21,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (1/1) ... [2021-10-28 08:37:21,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:37:21,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:37:21,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:37:21,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:37:21,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:37:21,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:37:21,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:37:21,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:37:22,918 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:37:22,918 INFO L299 CfgBuilder]: Removed 284 assume(true) statements. [2021-10-28 08:37:22,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:37:22 BoogieIcfgContainer [2021-10-28 08:37:22,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:37:22,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:37:22,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:37:22,926 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:37:22,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:37:20" (1/3) ... [2021-10-28 08:37:22,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c7724b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:37:22, skipping insertion in model container [2021-10-28 08:37:22,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:37:21" (2/3) ... [2021-10-28 08:37:22,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c7724b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:37:22, skipping insertion in model container [2021-10-28 08:37:22,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:37:22" (3/3) ... [2021-10-28 08:37:22,929 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2021-10-28 08:37:22,934 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:37:22,935 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:37:22,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:37:22,992 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 08:37:22,992 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:37:23,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 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 08:37:23,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 08:37:23,019 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:23,020 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 08:37:23,020 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 08:37:23,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:23,027 INFO L85 PathProgramCache]: Analyzing trace with hash 60762052, now seen corresponding path program 1 times [2021-10-28 08:37:23,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:23,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81996992] [2021-10-28 08:37:23,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:23,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:23,435 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 08:37:23,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:23,436 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81996992] [2021-10-28 08:37:23,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81996992] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:23,437 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:23,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:37:23,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398216077] [2021-10-28 08:37:23,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:37:23,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:23,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:37:23,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:37:23,469 INFO L87 Difference]: Start difference. First operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 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 08:37:23,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:23,533 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2021-10-28 08:37:23,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:37:23,534 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 08:37:23,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:23,546 INFO L225 Difference]: With dead ends: 384 [2021-10-28 08:37:23,546 INFO L226 Difference]: Without dead ends: 191 [2021-10-28 08:37:23,550 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 08:37:23,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-28 08:37:23,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-28 08:37:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 188 states have (on average 1.5159574468085106) internal successors, (285), 190 states have internal predecessors, (285), 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 08:37:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2021-10-28 08:37:23,612 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2021-10-28 08:37:23,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:23,613 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2021-10-28 08:37:23,613 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 08:37:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2021-10-28 08:37:23,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 08:37:23,615 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:23,616 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 08:37:23,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:37:23,616 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 08:37:23,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:23,617 INFO L85 PathProgramCache]: Analyzing trace with hash -850268701, now seen corresponding path program 1 times [2021-10-28 08:37:23,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:23,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389191827] [2021-10-28 08:37:23,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:23,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:23,730 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 08:37:23,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:23,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389191827] [2021-10-28 08:37:23,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389191827] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:23,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:23,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:37:23,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104277596] [2021-10-28 08:37:23,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:37:23,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:23,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:37:23,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:37:23,736 INFO L87 Difference]: Start difference. First operand 191 states and 285 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 08:37:23,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:23,760 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2021-10-28 08:37:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:37:23,761 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 08:37:23,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:23,763 INFO L225 Difference]: With dead ends: 191 [2021-10-28 08:37:23,763 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 08:37:23,764 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 08:37:23,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 08:37:23,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 08:37:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 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 08:37:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-28 08:37:23,785 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-28 08:37:23,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:23,785 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-28 08:37:23,786 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 08:37:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-28 08:37:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:37:23,787 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:23,787 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 08:37:23,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:37:23,788 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 08:37:23,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:23,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2021-10-28 08:37:23,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:23,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537861796] [2021-10-28 08:37:23,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:23,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:23,923 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 08:37:23,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:23,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537861796] [2021-10-28 08:37:23,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537861796] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:23,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:23,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:37:23,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178135163] [2021-10-28 08:37:23,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:37:23,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:23,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:37:23,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:37:23,927 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 08:37:23,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:23,964 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2021-10-28 08:37:23,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:37:23,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 08:37:23,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:23,966 INFO L225 Difference]: With dead ends: 140 [2021-10-28 08:37:23,966 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 08:37:23,967 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 08:37:23,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 08:37:23,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 08:37:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 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 08:37:23,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-28 08:37:23,976 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-28 08:37:23,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:23,976 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-28 08:37:23,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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 08:37:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-28 08:37:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 08:37:23,978 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:23,978 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 08:37:23,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:37:23,979 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 08:37:23,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:23,979 INFO L85 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2021-10-28 08:37:23,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:23,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673912863] [2021-10-28 08:37:23,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:23,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:24,040 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 08:37:24,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:24,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673912863] [2021-10-28 08:37:24,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673912863] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:24,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:24,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:37:24,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76820747] [2021-10-28 08:37:24,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:37:24,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:24,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:37:24,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:37:24,043 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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 08:37:24,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:24,082 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-28 08:37:24,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:37:24,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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 08:37:24,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:24,084 INFO L225 Difference]: With dead ends: 151 [2021-10-28 08:37:24,084 INFO L226 Difference]: Without dead ends: 84 [2021-10-28 08:37:24,085 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 08:37:24,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-28 08:37:24,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2021-10-28 08:37:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 81 states have internal predecessors, (116), 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 08:37:24,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2021-10-28 08:37:24,111 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2021-10-28 08:37:24,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:24,112 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2021-10-28 08:37:24,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 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 08:37:24,112 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2021-10-28 08:37:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:37:24,113 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:24,113 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, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:24,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:37:24,114 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 08:37:24,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:24,114 INFO L85 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2021-10-28 08:37:24,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:24,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452960260] [2021-10-28 08:37:24,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:24,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:24,224 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 08:37:24,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:24,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452960260] [2021-10-28 08:37:24,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452960260] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:24,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:24,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:37:24,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930370004] [2021-10-28 08:37:24,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:37:24,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:24,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:37:24,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:24,228 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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 08:37:24,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:24,358 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2021-10-28 08:37:24,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:37:24,359 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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 33 [2021-10-28 08:37:24,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:24,365 INFO L225 Difference]: With dead ends: 216 [2021-10-28 08:37:24,368 INFO L226 Difference]: Without dead ends: 140 [2021-10-28 08:37:24,369 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 08:37:24,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-28 08:37:24,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2021-10-28 08:37:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 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 08:37:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2021-10-28 08:37:24,401 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2021-10-28 08:37:24,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:24,402 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2021-10-28 08:37:24,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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 08:37:24,403 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2021-10-28 08:37:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 08:37:24,406 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:24,407 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, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:24,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:37:24,407 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:24,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:24,408 INFO L85 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2021-10-28 08:37:24,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:24,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212753815] [2021-10-28 08:37:24,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:24,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:24,532 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 08:37:24,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:24,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212753815] [2021-10-28 08:37:24,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212753815] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:24,534 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:24,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:37:24,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310336961] [2021-10-28 08:37:24,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:37:24,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:24,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:37:24,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:24,536 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:37:24,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:24,655 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2021-10-28 08:37:24,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:37:24,656 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 33 [2021-10-28 08:37:24,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:24,659 INFO L225 Difference]: With dead ends: 444 [2021-10-28 08:37:24,659 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 08:37:24,660 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:37:24,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 08:37:24,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-28 08:37:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.3623188405797102) internal successors, (188), 138 states have internal predecessors, (188), 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 08:37:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2021-10-28 08:37:24,679 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2021-10-28 08:37:24,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:24,680 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2021-10-28 08:37:24,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 08:37:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-10-28 08:37:24,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:37:24,682 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:24,682 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:24,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:37:24,682 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:24,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:24,683 INFO L85 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2021-10-28 08:37:24,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:24,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958602405] [2021-10-28 08:37:24,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:24,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:24,739 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 08:37:24,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:24,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958602405] [2021-10-28 08:37:24,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958602405] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:24,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:24,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:37:24,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090508081] [2021-10-28 08:37:24,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:37:24,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:24,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:37:24,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:37:24,743 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 08:37:24,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:24,860 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2021-10-28 08:37:24,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:37:24,861 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 34 [2021-10-28 08:37:24,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:24,863 INFO L225 Difference]: With dead ends: 294 [2021-10-28 08:37:24,863 INFO L226 Difference]: Without dead ends: 209 [2021-10-28 08:37:24,864 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:37:24,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-28 08:37:24,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-28 08:37:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 205 states have internal predecessors, (278), 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 08:37:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2021-10-28 08:37:24,907 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2021-10-28 08:37:24,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:24,908 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2021-10-28 08:37:24,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 08:37:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2021-10-28 08:37:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:37:24,918 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:24,918 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:24,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:37:24,919 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:24,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:24,919 INFO L85 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2021-10-28 08:37:24,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:24,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868267510] [2021-10-28 08:37:24,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:24,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:25,029 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 08:37:25,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:25,030 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868267510] [2021-10-28 08:37:25,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868267510] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:25,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:25,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:37:25,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060022324] [2021-10-28 08:37:25,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:37:25,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:25,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:37:25,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:37:25,035 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 08:37:25,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:25,114 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2021-10-28 08:37:25,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:37:25,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 34 [2021-10-28 08:37:25,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:25,120 INFO L225 Difference]: With dead ends: 484 [2021-10-28 08:37:25,120 INFO L226 Difference]: Without dead ends: 331 [2021-10-28 08:37:25,121 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:25,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-10-28 08:37:25,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2021-10-28 08:37:25,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.3571428571428572) internal successors, (266), 196 states have internal predecessors, (266), 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 08:37:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2021-10-28 08:37:25,143 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2021-10-28 08:37:25,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:25,143 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2021-10-28 08:37:25,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 08:37:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2021-10-28 08:37:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:37:25,147 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:25,148 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:25,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:37:25,148 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:25,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:25,149 INFO L85 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2021-10-28 08:37:25,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:25,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042821487] [2021-10-28 08:37:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:25,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:25,248 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 08:37:25,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:25,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042821487] [2021-10-28 08:37:25,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042821487] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:25,249 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:25,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:37:25,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109356952] [2021-10-28 08:37:25,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:37:25,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:25,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:37:25,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:37:25,254 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 08:37:25,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:25,560 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2021-10-28 08:37:25,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 08:37:25,561 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 34 [2021-10-28 08:37:25,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:25,566 INFO L225 Difference]: With dead ends: 555 [2021-10-28 08:37:25,567 INFO L226 Difference]: Without dead ends: 364 [2021-10-28 08:37:25,572 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-28 08:37:25,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-28 08:37:25,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2021-10-28 08:37:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.3125) internal successors, (210), 160 states have internal predecessors, (210), 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 08:37:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2021-10-28 08:37:25,601 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2021-10-28 08:37:25,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:25,601 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2021-10-28 08:37:25,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 08:37:25,602 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2021-10-28 08:37:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:37:25,603 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:25,603 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:25,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:37:25,604 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:25,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:25,604 INFO L85 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2021-10-28 08:37:25,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:25,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629894052] [2021-10-28 08:37:25,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:25,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:25,675 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 08:37:25,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:25,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629894052] [2021-10-28 08:37:25,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629894052] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:25,676 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:25,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:37:25,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134368435] [2021-10-28 08:37:25,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:37:25,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:25,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:37:25,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:25,680 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 08:37:25,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:25,749 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2021-10-28 08:37:25,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:37:25,750 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 34 [2021-10-28 08:37:25,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:25,752 INFO L225 Difference]: With dead ends: 413 [2021-10-28 08:37:25,752 INFO L226 Difference]: Without dead ends: 258 [2021-10-28 08:37:25,753 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 08:37:25,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-28 08:37:25,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2021-10-28 08:37:25,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 1.2905405405405406) internal successors, (191), 148 states have internal predecessors, (191), 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 08:37:25,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2021-10-28 08:37:25,773 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2021-10-28 08:37:25,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:25,773 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2021-10-28 08:37:25,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 08:37:25,774 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2021-10-28 08:37:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 08:37:25,775 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:25,775 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:25,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:37:25,775 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:25,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:25,776 INFO L85 PathProgramCache]: Analyzing trace with hash 785405984, now seen corresponding path program 1 times [2021-10-28 08:37:25,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:25,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682474011] [2021-10-28 08:37:25,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:25,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 08:37:25,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:25,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682474011] [2021-10-28 08:37:25,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682474011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:25,833 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:25,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:37:25,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015269294] [2021-10-28 08:37:25,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:37:25,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:25,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:37:25,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:37:25,835 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 08:37:25,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:25,873 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2021-10-28 08:37:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:37:25,874 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 51 [2021-10-28 08:37:25,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:25,875 INFO L225 Difference]: With dead ends: 301 [2021-10-28 08:37:25,875 INFO L226 Difference]: Without dead ends: 185 [2021-10-28 08:37:25,876 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:25,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-10-28 08:37:25,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2021-10-28 08:37:25,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2954545454545454) internal successors, (171), 132 states have internal predecessors, (171), 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 08:37:25,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2021-10-28 08:37:25,893 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2021-10-28 08:37:25,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:25,894 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2021-10-28 08:37:25,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 08:37:25,894 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-10-28 08:37:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 08:37:25,895 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:25,895 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:25,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:37:25,896 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:25,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:25,896 INFO L85 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2021-10-28 08:37:25,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:25,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574012095] [2021-10-28 08:37:25,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:25,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:37:25,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:25,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574012095] [2021-10-28 08:37:25,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574012095] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:25,957 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:25,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:37:25,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415458205] [2021-10-28 08:37:25,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:37:25,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:25,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:37:25,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:25,960 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 08:37:26,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:26,120 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2021-10-28 08:37:26,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:37:26,121 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 52 [2021-10-28 08:37:26,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:26,125 INFO L225 Difference]: With dead ends: 684 [2021-10-28 08:37:26,125 INFO L226 Difference]: Without dead ends: 557 [2021-10-28 08:37:26,126 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 08:37:26,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-10-28 08:37:26,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2021-10-28 08:37:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2684824902723735) internal successors, (326), 257 states have internal predecessors, (326), 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 08:37:26,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2021-10-28 08:37:26,167 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2021-10-28 08:37:26,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:26,168 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2021-10-28 08:37:26,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 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 08:37:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2021-10-28 08:37:26,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 08:37:26,169 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:26,170 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:26,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:37:26,170 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:26,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:26,171 INFO L85 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2021-10-28 08:37:26,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:26,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215879504] [2021-10-28 08:37:26,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:26,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 08:37:26,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:26,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215879504] [2021-10-28 08:37:26,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215879504] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:37:26,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227543132] [2021-10-28 08:37:26,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:26,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:37:26,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:37:26,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:37:26,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 08:37:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:26,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 08:37:26,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:37:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 08:37:26,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227543132] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:37:26,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:37:26,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 08:37:26,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135308482] [2021-10-28 08:37:26,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 08:37:26,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:26,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 08:37:26,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:37:26,722 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 08:37:26,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:26,969 INFO L93 Difference]: Finished difference Result 634 states and 796 transitions. [2021-10-28 08:37:26,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:37:26,970 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 53 [2021-10-28 08:37:26,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:26,973 INFO L225 Difference]: With dead ends: 634 [2021-10-28 08:37:26,973 INFO L226 Difference]: Without dead ends: 382 [2021-10-28 08:37:26,974 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 08:37:26,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-28 08:37:27,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 244. [2021-10-28 08:37:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 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 08:37:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-28 08:37:27,017 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2021-10-28 08:37:27,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:27,017 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-28 08:37:27,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 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 08:37:27,018 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-28 08:37:27,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 08:37:27,019 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:27,019 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:27,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:37:27,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 08:37:27,235 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:27,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:27,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1173555437, now seen corresponding path program 1 times [2021-10-28 08:37:27,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:27,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904661875] [2021-10-28 08:37:27,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:27,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 08:37:27,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:27,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904661875] [2021-10-28 08:37:27,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904661875] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:27,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:27,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:37:27,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044710290] [2021-10-28 08:37:27,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:37:27,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:27,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:37:27,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:37:27,315 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 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 08:37:27,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:27,519 INFO L93 Difference]: Finished difference Result 863 states and 1069 transitions. [2021-10-28 08:37:27,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 08:37:27,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 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 54 [2021-10-28 08:37:27,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:27,524 INFO L225 Difference]: With dead ends: 863 [2021-10-28 08:37:27,525 INFO L226 Difference]: Without dead ends: 677 [2021-10-28 08:37:27,526 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 08:37:27,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-10-28 08:37:27,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 244. [2021-10-28 08:37:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2263374485596708) internal successors, (298), 243 states have internal predecessors, (298), 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 08:37:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2021-10-28 08:37:27,565 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 54 [2021-10-28 08:37:27,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:27,566 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2021-10-28 08:37:27,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 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 08:37:27,566 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2021-10-28 08:37:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 08:37:27,567 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:27,568 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:27,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 08:37:27,568 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:27,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:27,569 INFO L85 PathProgramCache]: Analyzing trace with hash -517061415, now seen corresponding path program 1 times [2021-10-28 08:37:27,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:27,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424522615] [2021-10-28 08:37:27,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:27,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 08:37:27,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:27,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424522615] [2021-10-28 08:37:27,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424522615] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:37:27,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:37:27,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:37:27,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980837314] [2021-10-28 08:37:27,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:37:27,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:27,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:37:27,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:37:27,654 INFO L87 Difference]: Start difference. First operand 244 states and 298 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 08:37:27,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:27,776 INFO L93 Difference]: Finished difference Result 740 states and 922 transitions. [2021-10-28 08:37:27,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:37:27,777 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 60 [2021-10-28 08:37:27,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:27,781 INFO L225 Difference]: With dead ends: 740 [2021-10-28 08:37:27,782 INFO L226 Difference]: Without dead ends: 554 [2021-10-28 08:37:27,783 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 08:37:27,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-10-28 08:37:27,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 250. [2021-10-28 08:37:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2208835341365463) internal successors, (304), 249 states have internal predecessors, (304), 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 08:37:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2021-10-28 08:37:27,829 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 60 [2021-10-28 08:37:27,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:27,829 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2021-10-28 08:37:27,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 08:37:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2021-10-28 08:37:27,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 08:37:27,831 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:37:27,831 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:27,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 08:37:27,832 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:37:27,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:37:27,833 INFO L85 PathProgramCache]: Analyzing trace with hash -258895977, now seen corresponding path program 1 times [2021-10-28 08:37:27,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:37:27,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948384080] [2021-10-28 08:37:27,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:27,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:37:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 08:37:27,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:37:27,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948384080] [2021-10-28 08:37:27,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948384080] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:37:27,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310938090] [2021-10-28 08:37:27,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:37:27,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 08:37:27,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:37:27,931 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 08:37:27,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 08:37:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:37:28,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 08:37:28,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:37:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 08:37:28,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [310938090] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 08:37:28,336 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 08:37:28,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-28 08:37:28,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904056292] [2021-10-28 08:37:28,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 08:37:28,337 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:37:28,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:37:28,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:37:28,338 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 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 08:37:28,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:37:28,592 INFO L93 Difference]: Finished difference Result 874 states and 1084 transitions. [2021-10-28 08:37:28,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 08:37:28,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 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) Word has length 60 [2021-10-28 08:37:28,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:37:28,593 INFO L225 Difference]: With dead ends: 874 [2021-10-28 08:37:28,593 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:37:28,595 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-28 08:37:28,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:37:28,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:37:28,596 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 08:37:28,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:37:28,596 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2021-10-28 08:37:28,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:37:28,596 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:37:28,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 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 08:37:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:37:28,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:37:28,599 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:37:28,600 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:37:28,600 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:37:28,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:37:28,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 08:37:28,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:37:28,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:28,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:29,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:31,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:32,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:33,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:37:43,585 INFO L853 garLoopResultBuilder]: At program point L101-4(lines 96 104) the Hoare annotation is: false [2021-10-28 08:37:43,585 INFO L853 garLoopResultBuilder]: At program point L101-5(lines 96 104) the Hoare annotation is: false [2021-10-28 08:37:43,585 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-10-28 08:37:43,585 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,585 INFO L853 garLoopResultBuilder]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= 1 ~systemActive~0)) (.cse18 (= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 0))) (let ((.cse10 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse19 (let ((.cse20 (not .cse1))) (or (and .cse0 .cse20 .cse3 .cse12 .cse4) (and .cse0 .cse20 .cse12 .cse4 .cse18)))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse8 .cse2 .cse9 (<= ~waterLevel~0 1) .cse10 .cse11 .cse12 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13 .cse14) (and .cse0 .cse1 .cse4 .cse15 .cse5 .cse16 .cse17) (and .cse0 .cse7 .cse9 .cse10 .cse11 .cse12 .cse4 .cse15 .cse5 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18) (and .cse6 .cse0 .cse1 .cse8 .cse2 .cse4 .cse5 .cse13 .cse14) (and .cse7 .cse8 .cse2 .cse9 .cse5 .cse19 .cse14) (and .cse7 .cse9 .cse15 .cse5 .cse19 .cse16 .cse17)))) [2021-10-28 08:37:43,586 INFO L857 garLoopResultBuilder]: For program point L267(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,586 INFO L857 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,586 INFO L857 garLoopResultBuilder]: For program point L267-2(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,586 INFO L853 garLoopResultBuilder]: At program point L996(lines 981 999) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L996-1(lines 981 999) the Hoare annotation is: false [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L996-2(lines 981 999) the Hoare annotation is: false [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L996-3(lines 981 999) the Hoare annotation is: false [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L996-4(lines 981 999) the Hoare annotation is: false [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L996-5(lines 981 999) the Hoare annotation is: false [2021-10-28 08:37:43,587 INFO L853 garLoopResultBuilder]: At program point L337(lines 332 340) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 08:37:43,588 INFO L853 garLoopResultBuilder]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-10-28 08:37:43,588 INFO L853 garLoopResultBuilder]: At program point L173-2(lines 173 187) the Hoare annotation is: false [2021-10-28 08:37:43,588 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-10-28 08:37:43,588 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,588 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,588 INFO L857 garLoopResultBuilder]: For program point L141-2(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-3(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-4(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-5(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-6(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-7(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,589 INFO L857 garLoopResultBuilder]: For program point L141-8(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,590 INFO L857 garLoopResultBuilder]: For program point L141-9(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,590 INFO L857 garLoopResultBuilder]: For program point L141-10(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,590 INFO L857 garLoopResultBuilder]: For program point L141-11(lines 141 147) no Hoare annotation was computed. [2021-10-28 08:37:43,590 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,590 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 886) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L869-1(lines 869 886) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 886) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 181) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L177-1(lines 785 791) no Hoare annotation was computed. [2021-10-28 08:37:43,591 INFO L857 garLoopResultBuilder]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-10-28 08:37:43,592 INFO L853 garLoopResultBuilder]: At program point L739-1(lines 739 745) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse3 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (let ((.cse12 (not .cse9))) (or (and .cse0 .cse12 (<= 2 ~waterLevel~0) .cse5 .cse6) (and .cse0 .cse12 .cse5 .cse6 (= ~waterLevel~0 1)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse6 .cse7 .cse8) (and .cse1 .cse10 .cse2 .cse8 .cse11) (and .cse0 .cse1 .cse10 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse10 .cse6 .cse8) (and .cse1 .cse2 .cse7 .cse8 .cse11)))) [2021-10-28 08:37:43,592 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,592 INFO L857 garLoopResultBuilder]: For program point L971-2(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,592 INFO L857 garLoopResultBuilder]: For program point L971-3(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,592 INFO L857 garLoopResultBuilder]: For program point L971-5(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,592 INFO L857 garLoopResultBuilder]: For program point L971-6(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-8(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-9(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-11(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-12(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-14(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,593 INFO L857 garLoopResultBuilder]: For program point L971-15(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,594 INFO L857 garLoopResultBuilder]: For program point L971-17(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,594 INFO L857 garLoopResultBuilder]: For program point L971-18(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,594 INFO L857 garLoopResultBuilder]: For program point L971-20(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,594 INFO L857 garLoopResultBuilder]: For program point L971-21(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,594 INFO L857 garLoopResultBuilder]: For program point L971-23(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,595 INFO L857 garLoopResultBuilder]: For program point L971-24(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,595 INFO L853 garLoopResultBuilder]: At program point L146(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,595 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,595 INFO L857 garLoopResultBuilder]: For program point L971-26(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,595 INFO L853 garLoopResultBuilder]: At program point L146-2(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,595 INFO L857 garLoopResultBuilder]: For program point L971-27(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,596 INFO L853 garLoopResultBuilder]: At program point L146-3(lines 137 150) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse7 .cse8 .cse3) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse6))) [2021-10-28 08:37:43,596 INFO L853 garLoopResultBuilder]: At program point L146-4(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,596 INFO L857 garLoopResultBuilder]: For program point L971-29(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,596 INFO L853 garLoopResultBuilder]: At program point L146-5(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,596 INFO L857 garLoopResultBuilder]: For program point L971-30(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,597 INFO L853 garLoopResultBuilder]: At program point L146-6(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,597 INFO L853 garLoopResultBuilder]: At program point L146-7(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,597 INFO L857 garLoopResultBuilder]: For program point L971-32(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,597 INFO L853 garLoopResultBuilder]: At program point L146-8(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,597 INFO L857 garLoopResultBuilder]: For program point L971-33(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,597 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 881) no Hoare annotation was computed. [2021-10-28 08:37:43,598 INFO L853 garLoopResultBuilder]: At program point L146-9(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,598 INFO L857 garLoopResultBuilder]: For program point L873-1(lines 873 881) no Hoare annotation was computed. [2021-10-28 08:37:43,598 INFO L853 garLoopResultBuilder]: At program point L146-10(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,598 INFO L857 garLoopResultBuilder]: For program point L971-35(lines 971 975) no Hoare annotation was computed. [2021-10-28 08:37:43,598 INFO L857 garLoopResultBuilder]: For program point L873-2(lines 873 881) no Hoare annotation was computed. [2021-10-28 08:37:43,598 INFO L853 garLoopResultBuilder]: At program point L146-11(lines 137 150) the Hoare annotation is: false [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843-1(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,599 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 860) no Hoare annotation was computed. [2021-10-28 08:37:43,600 INFO L857 garLoopResultBuilder]: For program point L282(lines 282 302) no Hoare annotation was computed. [2021-10-28 08:37:43,600 INFO L857 garLoopResultBuilder]: For program point L249(lines 249 256) no Hoare annotation was computed. [2021-10-28 08:37:43,600 INFO L857 garLoopResultBuilder]: For program point L282-2(lines 282 302) no Hoare annotation was computed. [2021-10-28 08:37:43,600 INFO L860 garLoopResultBuilder]: At program point L249-1(lines 249 256) the Hoare annotation is: true [2021-10-28 08:37:43,600 INFO L857 garLoopResultBuilder]: For program point L282-4(lines 282 302) no Hoare annotation was computed. [2021-10-28 08:37:43,601 INFO L853 garLoopResultBuilder]: At program point L977(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,601 INFO L853 garLoopResultBuilder]: At program point L977-1(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,601 INFO L853 garLoopResultBuilder]: At program point L977-2(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,601 INFO L853 garLoopResultBuilder]: At program point L977-3(lines 962 980) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1)) (.cse13 (<= ~waterLevel~0 1)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse6) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse15 .cse6 .cse7))) [2021-10-28 08:37:43,601 INFO L853 garLoopResultBuilder]: At program point L977-4(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-5(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-6(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-7(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-8(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-9(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,602 INFO L853 garLoopResultBuilder]: At program point L977-10(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,603 INFO L853 garLoopResultBuilder]: At program point L977-11(lines 962 980) the Hoare annotation is: false [2021-10-28 08:37:43,603 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:37:43,603 INFO L853 garLoopResultBuilder]: At program point L913(lines 906 916) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 08:37:43,603 INFO L853 garLoopResultBuilder]: At program point L913-1(lines 906 916) the Hoare annotation is: false [2021-10-28 08:37:43,603 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,604 INFO L853 garLoopResultBuilder]: At program point L913-2(lines 906 916) the Hoare annotation is: false [2021-10-28 08:37:43,604 INFO L857 garLoopResultBuilder]: For program point L847-1(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,604 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,604 INFO L857 garLoopResultBuilder]: For program point L847-3(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,604 INFO L857 garLoopResultBuilder]: For program point L847-4(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,604 INFO L857 garLoopResultBuilder]: For program point L847-5(lines 847 855) no Hoare annotation was computed. [2021-10-28 08:37:43,605 INFO L857 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-10-28 08:37:43,605 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-10-28 08:37:43,605 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 301) no Hoare annotation was computed. [2021-10-28 08:37:43,605 INFO L853 garLoopResultBuilder]: At program point L288-1(lines 1 1007) the Hoare annotation is: (let ((.cse21 (= ~pumpRunning~0 0))) (let ((.cse14 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not .cse21)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1)) (.cse19 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= ~waterLevel~0 1)) (.cse20 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse8 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse13 .cse14 .cse15 .cse7 .cse8 .cse16 .cse17 .cse18) (and .cse19 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse13 .cse14 .cse15 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse20 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 .cse16 .cse9 .cse10 .cse11 .cse17 .cse18) (and .cse0 .cse21 .cse13 .cse8 .cse16 .cse17 .cse18) (and .cse19 .cse0 .cse21 .cse3 .cse4 .cse13 .cse8 .cse20 .cse12) (and .cse0 .cse21 .cse4 .cse8 (= ~waterLevel~0 1))))) [2021-10-28 08:37:43,605 INFO L853 garLoopResultBuilder]: At program point L222(lines 218 224) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 08:37:43,606 INFO L857 garLoopResultBuilder]: For program point L288-2(lines 288 301) no Hoare annotation was computed. [2021-10-28 08:37:43,606 INFO L853 garLoopResultBuilder]: At program point L288-3(lines 1 1007) the Hoare annotation is: false [2021-10-28 08:37:43,606 INFO L853 garLoopResultBuilder]: At program point L156(lines 151 159) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-28 08:37:43,606 INFO L857 garLoopResultBuilder]: For program point L288-4(lines 288 301) no Hoare annotation was computed. [2021-10-28 08:37:43,606 INFO L853 garLoopResultBuilder]: At program point L156-1(lines 151 159) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L853 garLoopResultBuilder]: At program point L288-5(lines 1 1007) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L853 garLoopResultBuilder]: At program point L156-2(lines 151 159) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L853 garLoopResultBuilder]: At program point L156-3(lines 151 159) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L853 garLoopResultBuilder]: At program point L156-4(lines 151 159) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L853 garLoopResultBuilder]: At program point L156-5(lines 151 159) the Hoare annotation is: false [2021-10-28 08:37:43,607 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-3(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-4(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-5(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,608 INFO L857 garLoopResultBuilder]: For program point L817-6(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point L817-7(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point L817-8(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point L817-9(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point L817-10(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point L817-11(lines 817 834) no Hoare annotation was computed. [2021-10-28 08:37:43,609 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:37:43,610 INFO L853 garLoopResultBuilder]: At program point L785(lines 784 803) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse8 (<= ~waterLevel~0 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse2) (and .cse0 .cse1 .cse6 .cse2 .cse4) (and .cse0 .cse5 .cse7 .cse8 .cse9 .cse2 .cse3))) [2021-10-28 08:37:43,610 INFO L857 garLoopResultBuilder]: For program point L785-1(lines 785 791) no Hoare annotation was computed. [2021-10-28 08:37:43,610 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 784 803) the Hoare annotation is: false [2021-10-28 08:37:43,610 INFO L853 garLoopResultBuilder]: At program point L785-3(lines 784 803) the Hoare annotation is: false [2021-10-28 08:37:43,610 INFO L857 garLoopResultBuilder]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L860 garLoopResultBuilder]: At program point L258(lines 239 261) the Hoare annotation is: true [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point L292(lines 292 298) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point L292-2(lines 292 298) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point L292-4(lines 292 298) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:37:43,611 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-3(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-4(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-5(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,612 INFO L857 garLoopResultBuilder]: For program point L821-6(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L857 garLoopResultBuilder]: For program point L821-7(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L857 garLoopResultBuilder]: For program point L821-8(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L857 garLoopResultBuilder]: For program point L821-9(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L857 garLoopResultBuilder]: For program point L821-10(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L857 garLoopResultBuilder]: For program point L821-11(lines 821 829) no Hoare annotation was computed. [2021-10-28 08:37:43,613 INFO L853 garLoopResultBuilder]: At program point L922(lines 917 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) [2021-10-28 08:37:43,614 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 917 925) the Hoare annotation is: false [2021-10-28 08:37:43,614 INFO L853 garLoopResultBuilder]: At program point L922-2(lines 917 925) the Hoare annotation is: false [2021-10-28 08:37:43,614 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-10-28 08:37:43,614 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 785 791) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse3 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (let ((.cse12 (not .cse9))) (or (and .cse0 .cse12 (<= 2 ~waterLevel~0) .cse5 .cse6) (and .cse0 .cse12 .cse5 .cse6 (= ~waterLevel~0 1)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse6 .cse7 .cse8) (and .cse1 .cse10 .cse2 .cse8 .cse11) (and .cse0 .cse1 .cse10 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse10 .cse6 .cse8) (and .cse1 .cse2 .cse7 .cse8 .cse11)))) [2021-10-28 08:37:43,614 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 68) no Hoare annotation was computed. [2021-10-28 08:37:43,615 INFO L857 garLoopResultBuilder]: For program point L64-3(lines 64 68) no Hoare annotation was computed. [2021-10-28 08:37:43,615 INFO L857 garLoopResultBuilder]: For program point L64-6(lines 64 68) no Hoare annotation was computed. [2021-10-28 08:37:43,615 INFO L853 garLoopResultBuilder]: At program point L329(lines 1 1007) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 08:37:43,615 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:37:43,615 INFO L857 garLoopResultBuilder]: For program point L990(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,615 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,616 INFO L857 garLoopResultBuilder]: For program point L990-3(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,616 INFO L857 garLoopResultBuilder]: For program point L990-5(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,616 INFO L853 garLoopResultBuilder]: At program point L792(lines 792 798) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not .cse14)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse15 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse11 .cse12 .cse13 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse14 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse4 .cse11 .cse12 .cse13 .cse6 .cse7 .cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8 .cse9 .cse10) (and .cse0 .cse14 .cse11 .cse7 .cse15)))) [2021-10-28 08:37:43,616 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 08:37:43,617 INFO L857 garLoopResultBuilder]: For program point L990-6(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,617 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-10-28 08:37:43,617 INFO L857 garLoopResultBuilder]: For program point L990-8(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,617 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-10-28 08:37:43,617 INFO L857 garLoopResultBuilder]: For program point L990-9(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,617 INFO L857 garLoopResultBuilder]: For program point L990-11(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,618 INFO L857 garLoopResultBuilder]: For program point L990-12(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,618 INFO L857 garLoopResultBuilder]: For program point L990-14(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,618 INFO L857 garLoopResultBuilder]: For program point L990-15(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,618 INFO L857 garLoopResultBuilder]: For program point L990-17(lines 990 994) no Hoare annotation was computed. [2021-10-28 08:37:43,618 INFO L853 garLoopResultBuilder]: At program point L133(lines 128 136) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse10 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 (not .cse2) .cse3 .cse4 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (<= ~waterLevel~0 2) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse8) (and .cse9 .cse0 .cse2 .cse3 .cse4 .cse10 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse5 .cse10 (= ULTIMATE.start_processEnvironment_~tmp~8 0) (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0) .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8))) [2021-10-28 08:37:43,618 INFO L853 garLoopResultBuilder]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-28 08:37:43,619 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-28 08:37:43,619 INFO L853 garLoopResultBuilder]: At program point L101(lines 96 104) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 08:37:43,619 INFO L853 garLoopResultBuilder]: At program point L101-1(lines 96 104) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse7 (not .cse1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse12 (<= ~waterLevel~0 2)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse10 .cse5 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse6 .cse2 .cse3 .cse8 .cse4 .cse16 .cse17 .cse10 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse10 .cse5 .cse12 .cse13 .cse14) (and .cse0 .cse6 .cse8 .cse4 .cse16 .cse17 .cse10 .cse5 .cse11 .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse11 .cse15)))) [2021-10-28 08:37:43,619 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 96 104) the Hoare annotation is: false [2021-10-28 08:37:43,620 INFO L853 garLoopResultBuilder]: At program point L101-3(lines 96 104) the Hoare annotation is: false [2021-10-28 08:37:43,623 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:37:43,624 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:37:43,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:37:43 BoogieIcfgContainer [2021-10-28 08:37:43,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:37:43,672 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:37:43,672 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:37:43,672 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:37:43,673 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:37:22" (3/4) ... [2021-10-28 08:37:43,676 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:37:43,708 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:37:43,710 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:37:43,713 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:37:43,715 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:37:43,718 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:37:43,720 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:37:43,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:37:43,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) [2021-10-28 08:37:43,751 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1) && tmp == 0)) || ((((((\result == 1 && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && tmp == 0)) || ((((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && \result == 1) && tmp == 1) [2021-10-28 08:37:43,752 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) [2021-10-28 08:37:43,752 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) [2021-10-28 08:37:43,753 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 08:37:43,753 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 08:37:43,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 08:37:43,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 08:37:43,757 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && \result == 0) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 08:37:43,757 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp == 0) [2021-10-28 08:37:43,758 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-28 08:37:43,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 0)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 08:37:43,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0 [2021-10-28 08:37:43,761 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) [2021-10-28 08:37:43,762 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) [2021-10-28 08:37:43,856 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:37:43,857 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:37:43,858 INFO L168 Benchmark]: Toolchain (without parser) took 23159.39 ms. Allocated memory was 104.9 MB in the beginning and 224.4 MB in the end (delta: 119.5 MB). Free memory was 64.9 MB in the beginning and 189.3 MB in the end (delta: -124.4 MB). Peak memory consumption was 124.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,858 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:37:43,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.30 ms. Allocated memory is still 104.9 MB. Free memory was 64.8 MB in the beginning and 71.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.75 ms. Allocated memory is still 104.9 MB. Free memory was 71.4 MB in the beginning and 66.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,860 INFO L168 Benchmark]: Boogie Preprocessor took 108.57 ms. Allocated memory is still 104.9 MB. Free memory was 66.4 MB in the beginning and 62.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,860 INFO L168 Benchmark]: RCFGBuilder took 1395.01 ms. Allocated memory is still 104.9 MB. Free memory was 62.6 MB in the beginning and 49.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,860 INFO L168 Benchmark]: TraceAbstraction took 20748.71 ms. Allocated memory was 104.9 MB in the beginning and 224.4 MB in the end (delta: 119.5 MB). Free memory was 48.8 MB in the beginning and 74.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 112.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,861 INFO L168 Benchmark]: Witness Printer took 184.96 ms. Allocated memory is still 224.4 MB. Free memory was 74.2 MB in the beginning and 189.3 MB in the end (delta: -115.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:37:43,863 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 104.9 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 610.30 ms. Allocated memory is still 104.9 MB. Free memory was 64.8 MB in the beginning and 71.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.75 ms. Allocated memory is still 104.9 MB. Free memory was 71.4 MB in the beginning and 66.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.57 ms. Allocated memory is still 104.9 MB. Free memory was 66.4 MB in the beginning and 62.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1395.01 ms. Allocated memory is still 104.9 MB. Free memory was 62.6 MB in the beginning and 49.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20748.71 ms. Allocated memory was 104.9 MB in the beginning and 224.4 MB in the end (delta: 119.5 MB). Free memory was 48.8 MB in the beginning and 74.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 112.3 MB. Max. memory is 16.1 GB. * Witness Printer took 184.96 ms. Allocated memory is still 224.4 MB. Free memory was 74.2 MB in the beginning and 189.3 MB in the end (delta: -115.1 MB). Peak memory consumption was 13.9 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: 267]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 267]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 267]: 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, 195 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2088 SDtfs, 2816 SDslu, 3577 SDs, 0 SdLazy, 505 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, InterpolantAutomatonStates: 97, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 1946 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 329 NumberOfFragments, 2002 HoareAnnotationTreeSize, 70 FomulaSimplifications, 65632031 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 70 FomulaSimplificationsInter, 10298107 FormulaSimplificationTreeSizeReductionInter, 10.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 1414 SizeOfPredicates, 6 NumberOfNonLiveVariables, 902 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 104/120 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: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp == 0) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1) && tmp == 0)) || ((((((\result == 1 && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && tmp == 0)) || ((((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && \result == 1) && tmp == 1) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && \result == 0) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 0)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 08:37:43,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce2670d-9ef0-49f9-8b22-a98d1ca6d664/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...