./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be --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 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:06:55,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:06:55,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:06:55,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:06:55,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:06:55,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:06:55,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:06:55,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:06:55,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:06:55,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:06:55,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:06:55,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:06:55,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:06:55,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:06:55,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:06:55,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:06:55,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:06:55,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:06:55,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:06:55,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:06:55,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:06:55,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:06:55,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:06:55,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:06:55,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:06:55,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:06:55,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:06:55,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:06:55,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:06:55,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:06:55,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:06:55,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:06:55,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:06:55,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:06:55,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:06:55,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:06:55,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:06:55,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:06:55,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:06:55,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:06:55,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:06:55,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:06:55,393 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:06:55,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:06:55,394 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:06:55,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:06:55,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:06:55,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:06:55,397 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:06:55,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:06:55,397 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:06:55,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:06:55,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:06:55,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:06:55,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:06:55,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:06:55,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:06:55,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:06:55,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:06:55,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:06:55,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:06:55,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:06:55,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:06:55,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:06:55,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:06:55,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:06:55,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:06:55,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:06:55,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:06:55,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:06:55,403 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:06:55,404 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:06:55,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:06:55,405 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:06:55,405 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_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 [2021-10-21 19:06:55,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:06:55,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:06:55,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:06:55,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:06:55,785 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:06:55,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2021-10-21 19:06:55,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/data/c8b0b35b0/6b9c82fbddc243b88c957a3ecc33ecc9/FLAG566c20a8b [2021-10-21 19:06:56,545 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:06:56,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2021-10-21 19:06:56,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/data/c8b0b35b0/6b9c82fbddc243b88c957a3ecc33ecc9/FLAG566c20a8b [2021-10-21 19:06:56,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/data/c8b0b35b0/6b9c82fbddc243b88c957a3ecc33ecc9 [2021-10-21 19:06:56,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:06:56,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:06:56,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:56,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:06:56,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:06:56,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:56" (1/1) ... [2021-10-21 19:06:56,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a31f5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:56, skipping insertion in model container [2021-10-21 19:06:56,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:06:56" (1/1) ... [2021-10-21 19:06:56,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:06:56,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:06:57,308 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_a764a55a-859e-47f3-bf6d-e3cf43979348/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2021-10-21 19:06:57,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:06:57,362 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:06:57,515 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_a764a55a-859e-47f3-bf6d-e3cf43979348/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2021-10-21 19:06:57,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:06:57,574 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:06:57,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57 WrapperNode [2021-10-21 19:06:57,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:06:57,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:06:57,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:06:57,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:06:57,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:06:57,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:06:57,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:06:57,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:06:57,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:06:57,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:06:57,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:06:57,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:06:57,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (1/1) ... [2021-10-21 19:06:57,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:06:57,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:06:57,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:06:57,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:06:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:06:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:06:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:06:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:06:59,313 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:06:59,314 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-21 19:06:59,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:06:59 BoogieIcfgContainer [2021-10-21 19:06:59,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:06:59,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:06:59,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:06:59,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:06:59,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:06:56" (1/3) ... [2021-10-21 19:06:59,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4acd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:06:59, skipping insertion in model container [2021-10-21 19:06:59,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:06:57" (2/3) ... [2021-10-21 19:06:59,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4acd35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:06:59, skipping insertion in model container [2021-10-21 19:06:59,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:06:59" (3/3) ... [2021-10-21 19:06:59,329 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product50.cil.c [2021-10-21 19:06:59,338 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:06:59,338 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:06:59,396 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:06:59,403 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 [2021-10-21 19:06:59,403 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:06:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 119 states have (on average 1.5630252100840336) internal successors, (186), 122 states have internal predecessors, (186), 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) [2021-10-21 19:06:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:06:59,427 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:06:59,428 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:06:59,429 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:06:59,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:06:59,434 INFO L82 PathProgramCache]: Analyzing trace with hash -370159664, now seen corresponding path program 1 times [2021-10-21 19:06:59,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:06:59,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618733350] [2021-10-21 19:06:59,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:06:59,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:06:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:06:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:06:59,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:06:59,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618733350] [2021-10-21 19:06:59,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618733350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:06:59,813 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:06:59,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:06:59,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980438616] [2021-10-21 19:06:59,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:06:59,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:06:59,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:06:59,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:06:59,844 INFO L87 Difference]: Start difference. First operand has 123 states, 119 states have (on average 1.5630252100840336) internal successors, (186), 122 states have internal predecessors, (186), 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) [2021-10-21 19:06:59,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:06:59,893 INFO L93 Difference]: Finished difference Result 240 states and 365 transitions. [2021-10-21 19:06:59,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:06:59,895 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 [2021-10-21 19:06:59,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:06:59,912 INFO L225 Difference]: With dead ends: 240 [2021-10-21 19:06:59,913 INFO L226 Difference]: Without dead ends: 119 [2021-10-21 19:06:59,918 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:06:59,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-21 19:06:59,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-21 19:06:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.5) internal successors, (174), 118 states have internal predecessors, (174), 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) [2021-10-21 19:06:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-10-21 19:07:00,000 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2021-10-21 19:07:00,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:00,002 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-10-21 19:07:00,003 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) [2021-10-21 19:07:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-10-21 19:07:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:07:00,007 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:00,007 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:00,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:07:00,008 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:00,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:00,013 INFO L82 PathProgramCache]: Analyzing trace with hash -37103251, now seen corresponding path program 1 times [2021-10-21 19:07:00,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:00,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235633190] [2021-10-21 19:07:00,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:00,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:00,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:00,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235633190] [2021-10-21 19:07:00,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235633190] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:00,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:00,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:07:00,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677848562] [2021-10-21 19:07:00,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:07:00,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:00,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:07:00,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:07:00,192 INFO L87 Difference]: Start difference. First operand 119 states and 174 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) [2021-10-21 19:07:00,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:00,206 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2021-10-21 19:07:00,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:07:00,207 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 [2021-10-21 19:07:00,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:00,208 INFO L225 Difference]: With dead ends: 119 [2021-10-21 19:07:00,208 INFO L226 Difference]: Without dead ends: 49 [2021-10-21 19:07:00,210 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:07:00,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-21 19:07:00,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-21 19:07:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 48 states have internal predecessors, (71), 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) [2021-10-21 19:07:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-21 19:07:00,216 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-21 19:07:00,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:00,217 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-21 19:07:00,217 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) [2021-10-21 19:07:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-21 19:07:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:07:00,221 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:00,221 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:00,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:07:00,223 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:00,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:00,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1803952717, now seen corresponding path program 1 times [2021-10-21 19:07:00,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:00,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479285371] [2021-10-21 19:07:00,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:00,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:00,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:00,389 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479285371] [2021-10-21 19:07:00,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479285371] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:00,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:00,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:07:00,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389493157] [2021-10-21 19:07:00,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:00,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:00,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:00,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:00,391 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-21 19:07:00,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:00,468 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2021-10-21 19:07:00,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:07:00,469 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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 [2021-10-21 19:07:00,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:00,470 INFO L225 Difference]: With dead ends: 92 [2021-10-21 19:07:00,470 INFO L226 Difference]: Without dead ends: 49 [2021-10-21 19:07:00,471 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:07:00,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-21 19:07:00,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-21 19:07:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 48 states have internal predecessors, (70), 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) [2021-10-21 19:07:00,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-10-21 19:07:00,477 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2021-10-21 19:07:00,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:00,477 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-10-21 19:07:00,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-21 19:07:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-10-21 19:07:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 19:07:00,479 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:00,479 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:00,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:07:00,480 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:00,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:00,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1055002865, now seen corresponding path program 1 times [2021-10-21 19:07:00,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:00,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101460302] [2021-10-21 19:07:00,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:00,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:00,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:00,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101460302] [2021-10-21 19:07:00,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101460302] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:00,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:00,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:07:00,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614548522] [2021-10-21 19:07:00,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:07:00,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:00,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:07:00,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:07:00,542 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:07:00,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:00,573 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2021-10-21 19:07:00,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:07:00,573 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 19:07:00,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:00,575 INFO L225 Difference]: With dead ends: 115 [2021-10-21 19:07:00,575 INFO L226 Difference]: Without dead ends: 72 [2021-10-21 19:07:00,576 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:07:00,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-21 19:07:00,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-21 19:07:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.434782608695652) internal successors, (99), 69 states have internal predecessors, (99), 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) [2021-10-21 19:07:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2021-10-21 19:07:00,597 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2021-10-21 19:07:00,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:00,599 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2021-10-21 19:07:00,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:07:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-10-21 19:07:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-21 19:07:00,602 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:00,603 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:00,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:07:00,604 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:00,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:00,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1200859520, now seen corresponding path program 1 times [2021-10-21 19:07:00,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:00,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598726989] [2021-10-21 19:07:00,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:00,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:00,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:00,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598726989] [2021-10-21 19:07:00,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598726989] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:00,699 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:00,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:07:00,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596993084] [2021-10-21 19:07:00,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:00,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:00,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:00,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:00,702 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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) [2021-10-21 19:07:00,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:00,789 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2021-10-21 19:07:00,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:07:00,790 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 32 [2021-10-21 19:07:00,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:00,794 INFO L225 Difference]: With dead ends: 187 [2021-10-21 19:07:00,794 INFO L226 Difference]: Without dead ends: 123 [2021-10-21 19:07:00,796 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:07:00,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-10-21 19:07:00,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2021-10-21 19:07:00,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4) internal successors, (105), 75 states have internal predecessors, (105), 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) [2021-10-21 19:07:00,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-10-21 19:07:00,821 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2021-10-21 19:07:00,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:00,821 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-10-21 19:07:00,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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) [2021-10-21 19:07:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-10-21 19:07:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-21 19:07:00,823 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:00,823 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:00,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:07:00,824 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:00,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:00,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1966711683, now seen corresponding path program 1 times [2021-10-21 19:07:00,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:00,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746487562] [2021-10-21 19:07:00,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:00,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:00,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:00,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746487562] [2021-10-21 19:07:00,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746487562] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:00,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:00,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:07:00,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007523928] [2021-10-21 19:07:00,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:00,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:00,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:00,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:00,992 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-21 19:07:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:01,162 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2021-10-21 19:07:01,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:07:01,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-21 19:07:01,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:01,175 INFO L225 Difference]: With dead ends: 381 [2021-10-21 19:07:01,175 INFO L226 Difference]: Without dead ends: 311 [2021-10-21 19:07:01,176 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 33.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:07:01,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-21 19:07:01,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-21 19:07:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3688524590163935) internal successors, (167), 122 states have internal predecessors, (167), 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) [2021-10-21 19:07:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2021-10-21 19:07:01,212 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2021-10-21 19:07:01,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:01,213 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2021-10-21 19:07:01,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-21 19:07:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2021-10-21 19:07:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:07:01,224 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:01,224 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:01,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:07:01,225 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:01,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:01,226 INFO L82 PathProgramCache]: Analyzing trace with hash 895665153, now seen corresponding path program 1 times [2021-10-21 19:07:01,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:01,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921616213] [2021-10-21 19:07:01,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:01,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:01,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:01,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921616213] [2021-10-21 19:07:01,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921616213] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:01,333 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:01,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:07:01,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995726701] [2021-10-21 19:07:01,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:07:01,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:01,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:07:01,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:07:01,336 INFO L87 Difference]: Start difference. First operand 123 states and 167 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 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) [2021-10-21 19:07:01,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:01,485 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2021-10-21 19:07:01,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:07:01,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 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 [2021-10-21 19:07:01,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:01,490 INFO L225 Difference]: With dead ends: 254 [2021-10-21 19:07:01,490 INFO L226 Difference]: Without dead ends: 184 [2021-10-21 19:07:01,492 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.4ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:07:01,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-21 19:07:01,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-21 19:07:01,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3666666666666667) internal successors, (246), 180 states have internal predecessors, (246), 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) [2021-10-21 19:07:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2021-10-21 19:07:01,557 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2021-10-21 19:07:01,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:01,558 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2021-10-21 19:07:01,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 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) [2021-10-21 19:07:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2021-10-21 19:07:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:07:01,561 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:01,561 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:01,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:07:01,562 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:01,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:01,563 INFO L82 PathProgramCache]: Analyzing trace with hash -115452097, now seen corresponding path program 1 times [2021-10-21 19:07:01,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:01,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227996202] [2021-10-21 19:07:01,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:01,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:01,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:01,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227996202] [2021-10-21 19:07:01,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227996202] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:01,662 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:01,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:07:01,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312639146] [2021-10-21 19:07:01,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:07:01,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:01,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:07:01,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:07:01,666 INFO L87 Difference]: Start difference. First operand 181 states and 246 transitions. Second operand has 4 states, 4 states have (on average 8.25) 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) [2021-10-21 19:07:01,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:01,735 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2021-10-21 19:07:01,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:07:01,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) 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 [2021-10-21 19:07:01,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:01,739 INFO L225 Difference]: With dead ends: 428 [2021-10-21 19:07:01,739 INFO L226 Difference]: Without dead ends: 299 [2021-10-21 19:07:01,740 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:01,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-21 19:07:01,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2021-10-21 19:07:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 174 states have (on average 1.367816091954023) internal successors, (238), 174 states have internal predecessors, (238), 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) [2021-10-21 19:07:01,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2021-10-21 19:07:01,761 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2021-10-21 19:07:01,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:01,762 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2021-10-21 19:07:01,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) 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) [2021-10-21 19:07:01,762 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2021-10-21 19:07:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:07:01,763 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:01,764 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:01,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:07:01,764 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:01,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:01,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1270109434, now seen corresponding path program 1 times [2021-10-21 19:07:01,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:01,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473479046] [2021-10-21 19:07:01,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:01,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:01,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:01,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:01,856 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473479046] [2021-10-21 19:07:01,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473479046] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:01,856 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:01,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:07:01,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510305421] [2021-10-21 19:07:01,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:01,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:01,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:01,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:01,865 INFO L87 Difference]: Start difference. First operand 175 states and 238 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) [2021-10-21 19:07:02,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:02,061 INFO L93 Difference]: Finished difference Result 465 states and 646 transitions. [2021-10-21 19:07:02,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:07:02,062 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 [2021-10-21 19:07:02,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:02,064 INFO L225 Difference]: With dead ends: 465 [2021-10-21 19:07:02,065 INFO L226 Difference]: Without dead ends: 296 [2021-10-21 19:07:02,066 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 34.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:07:02,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-10-21 19:07:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 154. [2021-10-21 19:07:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.3202614379084967) internal successors, (202), 153 states have internal predecessors, (202), 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) [2021-10-21 19:07:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2021-10-21 19:07:02,090 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2021-10-21 19:07:02,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:02,091 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2021-10-21 19:07:02,091 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) [2021-10-21 19:07:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2021-10-21 19:07:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:07:02,092 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:02,092 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:07:02,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:07:02,092 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:02,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:02,093 INFO L82 PathProgramCache]: Analyzing trace with hash 142713341, now seen corresponding path program 1 times [2021-10-21 19:07:02,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:02,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095556988] [2021-10-21 19:07:02,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:02,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:02,150 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095556988] [2021-10-21 19:07:02,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095556988] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:02,150 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:02,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:07:02,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74011093] [2021-10-21 19:07:02,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:02,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:02,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:02,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:02,152 INFO L87 Difference]: Start difference. First operand 154 states and 202 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) [2021-10-21 19:07:02,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:02,207 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2021-10-21 19:07:02,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:07:02,208 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 [2021-10-21 19:07:02,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:02,210 INFO L225 Difference]: With dead ends: 391 [2021-10-21 19:07:02,210 INFO L226 Difference]: Without dead ends: 243 [2021-10-21 19:07:02,211 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:07:02,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2021-10-21 19:07:02,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2021-10-21 19:07:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.297872340425532) internal successors, (183), 141 states have internal predecessors, (183), 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) [2021-10-21 19:07:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2021-10-21 19:07:02,241 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2021-10-21 19:07:02,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:02,241 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2021-10-21 19:07:02,241 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) [2021-10-21 19:07:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-10-21 19:07:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-21 19:07:02,242 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:02,242 INFO L512 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, 1] [2021-10-21 19:07:02,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:07:02,243 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:02,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:02,244 INFO L82 PathProgramCache]: Analyzing trace with hash 749127781, now seen corresponding path program 1 times [2021-10-21 19:07:02,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:02,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169537631] [2021-10-21 19:07:02,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:07:02,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:02,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169537631] [2021-10-21 19:07:02,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169537631] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:02,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:02,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-21 19:07:02,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287646174] [2021-10-21 19:07:02,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:07:02,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:02,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:07:02,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:07:02,310 INFO L87 Difference]: Start difference. First operand 142 states and 183 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 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) [2021-10-21 19:07:02,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:02,364 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2021-10-21 19:07:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:07:02,364 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 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 [2021-10-21 19:07:02,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:02,366 INFO L225 Difference]: With dead ends: 285 [2021-10-21 19:07:02,366 INFO L226 Difference]: Without dead ends: 175 [2021-10-21 19:07:02,366 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:07:02,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-10-21 19:07:02,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2021-10-21 19:07:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 125 states have (on average 1.304) internal successors, (163), 125 states have internal predecessors, (163), 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) [2021-10-21 19:07:02,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2021-10-21 19:07:02,381 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2021-10-21 19:07:02,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:02,382 INFO L470 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2021-10-21 19:07:02,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 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) [2021-10-21 19:07:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2021-10-21 19:07:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-21 19:07:02,383 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:02,383 INFO L512 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, 1] [2021-10-21 19:07:02,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:07:02,384 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:02,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:02,384 INFO L82 PathProgramCache]: Analyzing trace with hash 176703009, now seen corresponding path program 1 times [2021-10-21 19:07:02,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:02,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904478069] [2021-10-21 19:07:02,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:07:02,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:02,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904478069] [2021-10-21 19:07:02,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904478069] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:02,444 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:02,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:07:02,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537145045] [2021-10-21 19:07:02,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:02,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:02,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:02,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:02,446 INFO L87 Difference]: Start difference. First operand 126 states and 163 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-10-21 19:07:02,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:02,578 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2021-10-21 19:07:02,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:07:02,579 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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 [2021-10-21 19:07:02,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:02,583 INFO L225 Difference]: With dead ends: 656 [2021-10-21 19:07:02,583 INFO L226 Difference]: Without dead ends: 536 [2021-10-21 19:07:02,584 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:07:02,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-10-21 19:07:02,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2021-10-21 19:07:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2757201646090535) internal successors, (310), 243 states have internal predecessors, (310), 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) [2021-10-21 19:07:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2021-10-21 19:07:02,627 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2021-10-21 19:07:02,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:02,627 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2021-10-21 19:07:02,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-10-21 19:07:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2021-10-21 19:07:02,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 19:07:02,629 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:02,629 INFO L512 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, 1] [2021-10-21 19:07:02,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:07:02,630 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:02,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:02,630 INFO L82 PathProgramCache]: Analyzing trace with hash 53419547, now seen corresponding path program 1 times [2021-10-21 19:07:02,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:02,631 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563811541] [2021-10-21 19:07:02,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:07:02,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:02,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563811541] [2021-10-21 19:07:02,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563811541] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:07:02,698 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:07:02,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:07:02,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84026974] [2021-10-21 19:07:02,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:07:02,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:02,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:07:02,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:07:02,701 INFO L87 Difference]: Start difference. First operand 244 states and 310 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2021-10-21 19:07:02,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:02,808 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2021-10-21 19:07:02,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:07:02,809 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 [2021-10-21 19:07:02,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:02,811 INFO L225 Difference]: With dead ends: 516 [2021-10-21 19:07:02,812 INFO L226 Difference]: Without dead ends: 330 [2021-10-21 19:07:02,812 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:07:02,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-21 19:07:02,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2021-10-21 19:07:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2690763052208835) internal successors, (316), 249 states have internal predecessors, (316), 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) [2021-10-21 19:07:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2021-10-21 19:07:02,862 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2021-10-21 19:07:02,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:02,863 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2021-10-21 19:07:02,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2021-10-21 19:07:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2021-10-21 19:07:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 19:07:02,865 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:02,866 INFO L512 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, 1] [2021-10-21 19:07:02,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 19:07:02,866 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:02,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:02,867 INFO L82 PathProgramCache]: Analyzing trace with hash 311584985, now seen corresponding path program 1 times [2021-10-21 19:07:02,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:02,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086054569] [2021-10-21 19:07:02,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-21 19:07:02,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:02,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086054569] [2021-10-21 19:07:02,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086054569] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:07:02,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093170369] [2021-10-21 19:07:02,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:02,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:07:02,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:07:02,992 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:07:03,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:07:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:03,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:07:03,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:07:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-21 19:07:03,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093170369] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:07:03,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:07:03,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-10-21 19:07:03,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177817755] [2021-10-21 19:07:03,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-21 19:07:03,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:03,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-21 19:07:03,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-21 19:07:03,556 INFO L87 Difference]: Start difference. First operand 250 states and 316 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2021-10-21 19:07:03,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:03,924 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2021-10-21 19:07:03,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:07:03,925 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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 [2021-10-21 19:07:03,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:03,927 INFO L225 Difference]: With dead ends: 608 [2021-10-21 19:07:03,927 INFO L226 Difference]: Without dead ends: 364 [2021-10-21 19:07:03,928 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 95.2ms TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-10-21 19:07:03,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-21 19:07:03,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2021-10-21 19:07:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 235 states have (on average 1.2297872340425533) internal successors, (289), 235 states have internal predecessors, (289), 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) [2021-10-21 19:07:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2021-10-21 19:07:03,965 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2021-10-21 19:07:03,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:03,965 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2021-10-21 19:07:03,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 states have internal predecessors, (87), 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) [2021-10-21 19:07:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2021-10-21 19:07:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 19:07:03,967 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:07:03,967 INFO L512 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] [2021-10-21 19:07:04,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:07:04,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-21 19:07:04,194 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:07:04,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:07:04,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1497135604, now seen corresponding path program 1 times [2021-10-21 19:07:04,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:07:04,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970736516] [2021-10-21 19:07:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:04,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:07:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:04,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:07:04,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:07:04,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970736516] [2021-10-21 19:07:04,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970736516] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:07:04,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176391898] [2021-10-21 19:07:04,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:07:04,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:07:04,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:07:04,313 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:07:04,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 19:07:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:07:04,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 19:07:04,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:07:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:07:04,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176391898] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:07:04,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:07:04,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-10-21 19:07:04,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945672703] [2021-10-21 19:07:04,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-21 19:07:04,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:07:04,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-21 19:07:04,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:07:04,774 INFO L87 Difference]: Start difference. First operand 236 states and 289 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 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) [2021-10-21 19:07:05,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:07:05,076 INFO L93 Difference]: Finished difference Result 858 states and 1074 transitions. [2021-10-21 19:07:05,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-21 19:07:05,076 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 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 55 [2021-10-21 19:07:05,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:07:05,077 INFO L225 Difference]: With dead ends: 858 [2021-10-21 19:07:05,077 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:07:05,079 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 86.3ms TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2021-10-21 19:07:05,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:07:05,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:07:05,080 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) [2021-10-21 19:07:05,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:07:05,080 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-10-21 19:07:05,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:07:05,080 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:07:05,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 8 states have internal predecessors, (65), 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) [2021-10-21 19:07:05,081 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:07:05,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:07:05,084 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:07:05,085 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:07:05,085 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:07:05,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:07:05,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-21 19:07:05,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:07:05,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:05,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:06,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:07,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:07:14,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,733 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 736) no Hoare annotation was computed. [2021-10-21 19:07:14,734 INFO L853 garLoopResultBuilder]: At program point L730-1(lines 730 736) the Hoare annotation is: (let ((.cse16 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse11 (not (= 0 ~systemActive~0))) (.cse12 (= ~pumpRunning~0 1))) (let ((.cse9 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse19 (or (and .cse1 .cse16 .cse10 .cse11 .cse12) (and .cse1 .cse15 .cse10 .cse11 .cse12))) (.cse20 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (= ~pumpRunning~0 0)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse21 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse1 .cse13 .cse14 .cse15 .cse5 .cse6 .cse7 .cse11) (and .cse1 .cse13 .cse14 .cse5 .cse7 .cse16 .cse11) (and .cse2 .cse17 .cse18 .cse14 .cse4 .cse5 .cse6 .cse7 .cse19) (and .cse0 .cse1 .cse13 .cse3 .cse5 .cse6 .cse7 .cse8 .cse11) (and .cse20 .cse1 .cse2 .cse17 .cse18 .cse14 .cse4 (<= ~waterLevel~0 1) .cse5 .cse7 .cse9 .cse21 .cse10 .cse11 .cse12) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse19) (and .cse20 .cse1 .cse13 .cse17 .cse18 .cse14 .cse5 .cse6 .cse7 .cse21 .cse11)))) [2021-10-21 19:07:14,734 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-21 19:07:14,734 INFO L857 garLoopResultBuilder]: For program point L466-3(lines 466 470) no Hoare annotation was computed. [2021-10-21 19:07:14,734 INFO L857 garLoopResultBuilder]: For program point L466-6(lines 466 470) no Hoare annotation was computed. [2021-10-21 19:07:14,735 INFO L853 garLoopResultBuilder]: At program point L897(lines 892 900) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~4 1) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-21 19:07:14,735 INFO L853 garLoopResultBuilder]: At program point L897-1(lines 892 900) the Hoare annotation is: false [2021-10-21 19:07:14,735 INFO L853 garLoopResultBuilder]: At program point L897-2(lines 892 900) the Hoare annotation is: false [2021-10-21 19:07:14,735 INFO L857 garLoopResultBuilder]: For program point L435(lines 435 448) no Hoare annotation was computed. [2021-10-21 19:07:14,736 INFO L853 garLoopResultBuilder]: At program point L435-1(lines 1 982) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse16 (<= 2 ~waterLevel~0)) (.cse17 (<= ~waterLevel~0 2)) (.cse18 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse19 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse11 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse22 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse20 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse21 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse9 .cse5 .cse6 (= ~waterLevel~0 1) .cse8) (and .cse10 .cse1 .cse2 .cse11 .cse12 .cse9 .cse4 .cse5 .cse6 .cse13 .cse8) (and .cse0 .cse1 .cse14 .cse3 .cse15 .cse16 .cse5 .cse17 .cse6 .cse7 .cse18 .cse19 .cse20 .cse8 .cse21) (and .cse1 .cse14 .cse11 .cse12 .cse9 .cse15 .cse16 .cse5 .cse17 .cse6 .cse18 .cse19 .cse20 .cse8 .cse21) (and .cse0 .cse1 .cse14 .cse3 .cse15 .cse4 .cse5 .cse6 .cse7 .cse22 .cse20 .cse8 .cse21) (and .cse10 .cse1 .cse14 .cse11 .cse12 .cse9 .cse15 .cse4 .cse5 .cse6 .cse22 .cse13 .cse20 .cse8 .cse21))) [2021-10-21 19:07:14,736 INFO L857 garLoopResultBuilder]: For program point L435-2(lines 435 448) no Hoare annotation was computed. [2021-10-21 19:07:14,736 INFO L853 garLoopResultBuilder]: At program point L435-3(lines 1 982) the Hoare annotation is: false [2021-10-21 19:07:14,736 INFO L857 garLoopResultBuilder]: For program point L435-4(lines 435 448) no Hoare annotation was computed. [2021-10-21 19:07:14,736 INFO L853 garLoopResultBuilder]: At program point L435-5(lines 1 982) the Hoare annotation is: false [2021-10-21 19:07:14,737 INFO L853 garLoopResultBuilder]: At program point L535(lines 530 538) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (= ~pumpRunning~0 1)) (.cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (= ULTIMATE.start_main_~tmp~4 1)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse10 .cse11 .cse12) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 2 ~waterLevel~0) .cse8 (<= ~waterLevel~0 2) .cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse10 .cse11 .cse12) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse11))) [2021-10-21 19:07:14,737 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 530 538) the Hoare annotation is: false [2021-10-21 19:07:14,737 INFO L853 garLoopResultBuilder]: At program point L535-2(lines 530 538) the Hoare annotation is: false [2021-10-21 19:07:14,737 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,737 INFO L857 garLoopResultBuilder]: For program point L965-2(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,737 INFO L857 garLoopResultBuilder]: For program point L965-3(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,738 INFO L857 garLoopResultBuilder]: For program point L965-5(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,738 INFO L857 garLoopResultBuilder]: For program point L965-6(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,738 INFO L857 garLoopResultBuilder]: For program point L965-8(lines 965 969) no Hoare annotation was computed. [2021-10-21 19:07:14,738 INFO L853 garLoopResultBuilder]: At program point L503(lines 498 506) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse16 (= ~pumpRunning~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse17 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse18 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (not (= 0 ~systemActive~0))) (.cse13 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse6 .cse8 .cse15 .cse11 .cse12 .cse13) (and .cse0 .cse16 .cse2 .cse3 .cse14 .cse6 .cse8 .cse12) (and .cse0 .cse1 .cse17 .cse4 .cse14 .cse6 .cse8 .cse18 .cse15 .cse11 .cse12 .cse13) (and .cse0 .cse16 .cse17 .cse14 .cse6 .cse8 .cse18 .cse12) (and .cse0 .cse1 .cse17 .cse4 .cse5 .cse6 .cse7 .cse8 .cse18 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-10-21 19:07:14,738 INFO L853 garLoopResultBuilder]: At program point L503-1(lines 498 506) the Hoare annotation is: false [2021-10-21 19:07:14,739 INFO L853 garLoopResultBuilder]: At program point L503-2(lines 498 506) the Hoare annotation is: false [2021-10-21 19:07:14,739 INFO L853 garLoopResultBuilder]: At program point L768(lines 719 769) the Hoare annotation is: false [2021-10-21 19:07:14,739 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 445) no Hoare annotation was computed. [2021-10-21 19:07:14,739 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,739 INFO L857 garLoopResultBuilder]: For program point L439-2(lines 439 445) no Hoare annotation was computed. [2021-10-21 19:07:14,739 INFO L857 garLoopResultBuilder]: For program point L439-4(lines 439 445) no Hoare annotation was computed. [2021-10-21 19:07:14,740 INFO L857 garLoopResultBuilder]: For program point L704(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,740 INFO L857 garLoopResultBuilder]: For program point L704-1(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,740 INFO L857 garLoopResultBuilder]: For program point L704-2(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,740 INFO L853 garLoopResultBuilder]: At program point L971(lines 956 974) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-21 19:07:14,740 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 956 974) the Hoare annotation is: false [2021-10-21 19:07:14,741 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 956 974) the Hoare annotation is: false [2021-10-21 19:07:14,741 INFO L857 garLoopResultBuilder]: For program point L740(lines 740 746) no Hoare annotation was computed. [2021-10-21 19:07:14,741 INFO L853 garLoopResultBuilder]: At program point L740-1(lines 740 746) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse11 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse7 (= ~waterLevel~0 1) .cse9 .cse10 .cse11) (and .cse7 (<= 2 ~waterLevel~0) .cse9 .cse10 .cse11))) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~7 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse13 .cse1 .cse3 .cse4 .cse5 .cse10) (and .cse7 .cse13 .cse12 .cse3 .cse4 .cse5 .cse10) (and .cse7 .cse0 .cse12 .cse2 (<= ~waterLevel~0 1) .cse3 .cse5 .cse8 .cse9 .cse10 .cse11)))) [2021-10-21 19:07:14,741 INFO L853 garLoopResultBuilder]: At program point L575-2(lines 575 589) the Hoare annotation is: false [2021-10-21 19:07:14,741 INFO L857 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543-2(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543-3(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543-4(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L543-5(lines 543 549) no Hoare annotation was computed. [2021-10-21 19:07:14,742 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 583) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L857 garLoopResultBuilder]: For program point L579-1(lines 786 792) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 861) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L857 garLoopResultBuilder]: For program point L844-1(lines 844 861) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L857 garLoopResultBuilder]: For program point L844-2(lines 844 861) no Hoare annotation was computed. [2021-10-21 19:07:14,743 INFO L853 garLoopResultBuilder]: At program point L548(lines 539 552) the Hoare annotation is: false [2021-10-21 19:07:14,744 INFO L853 garLoopResultBuilder]: At program point L548-1(lines 539 552) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse9 (not .cse7)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse2 .cse10 .cse4 .cse6 .cse8) (and .cse0 .cse1 .cse11 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse11 .cse10 .cse4 .cse6 .cse8)))) [2021-10-21 19:07:14,744 INFO L853 garLoopResultBuilder]: At program point L548-2(lines 539 552) the Hoare annotation is: false [2021-10-21 19:07:14,744 INFO L853 garLoopResultBuilder]: At program point L548-3(lines 539 552) the Hoare annotation is: false [2021-10-21 19:07:14,744 INFO L853 garLoopResultBuilder]: At program point L548-4(lines 539 552) the Hoare annotation is: false [2021-10-21 19:07:14,744 INFO L853 garLoopResultBuilder]: At program point L548-5(lines 539 552) the Hoare annotation is: false [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946-2(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946-3(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946-5(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946-6(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,745 INFO L857 garLoopResultBuilder]: For program point L946-8(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-9(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-11(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-12(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-14(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-15(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,746 INFO L857 garLoopResultBuilder]: For program point L946-17(lines 946 950) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point L848-1(lines 848 856) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point L750(lines 750 763) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 658) no Hoare annotation was computed. [2021-10-21 19:07:14,747 INFO L860 garLoopResultBuilder]: At program point L651-1(lines 651 658) the Hoare annotation is: true [2021-10-21 19:07:14,747 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818-1(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818-2(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818-3(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818-4(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,748 INFO L857 garLoopResultBuilder]: For program point L818-5(lines 818 835) no Hoare annotation was computed. [2021-10-21 19:07:14,749 INFO L853 garLoopResultBuilder]: At program point L786(lines 785 804) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse10 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse12 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse11 .cse10 .cse5 .cse12 .cse6 .cse8) (and .cse0 .cse11 .cse2 .cse5 .cse12 .cse6 .cse8))) [2021-10-21 19:07:14,749 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 792) no Hoare annotation was computed. [2021-10-21 19:07:14,749 INFO L853 garLoopResultBuilder]: At program point L786-2(lines 785 804) the Hoare annotation is: false [2021-10-21 19:07:14,749 INFO L853 garLoopResultBuilder]: At program point L687(lines 1 982) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:07:14,749 INFO L853 garLoopResultBuilder]: At program point L786-3(lines 785 804) the Hoare annotation is: false [2021-10-21 19:07:14,749 INFO L853 garLoopResultBuilder]: At program point L952(lines 937 955) the Hoare annotation is: false [2021-10-21 19:07:14,750 INFO L853 garLoopResultBuilder]: At program point L952-1(lines 937 955) the Hoare annotation is: (let ((.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse12 (not .cse9)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse13 (not .cse10)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse16 (<= ~waterLevel~0 1)) (.cse17 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse0 .cse1 .cse13 .cse14 .cse15 .cse16 .cse17 .cse6 .cse8 .cse11) (and .cse12 .cse0 .cse1 .cse3 .cse13 .cse15 .cse16 .cse17 .cse6 .cse8 .cse11) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11)))) [2021-10-21 19:07:14,750 INFO L853 garLoopResultBuilder]: At program point L952-2(lines 937 955) the Hoare annotation is: false [2021-10-21 19:07:14,750 INFO L853 garLoopResultBuilder]: At program point L952-3(lines 937 955) the Hoare annotation is: false [2021-10-21 19:07:14,750 INFO L853 garLoopResultBuilder]: At program point L952-4(lines 937 955) the Hoare annotation is: false [2021-10-21 19:07:14,750 INFO L853 garLoopResultBuilder]: At program point L952-5(lines 937 955) the Hoare annotation is: false [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L721(lines 720 767) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L822(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L822-1(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,751 INFO L857 garLoopResultBuilder]: For program point L822-2(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,752 INFO L857 garLoopResultBuilder]: For program point L822-3(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,752 INFO L857 garLoopResultBuilder]: For program point L822-4(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,752 INFO L857 garLoopResultBuilder]: For program point L822-5(lines 822 830) no Hoare annotation was computed. [2021-10-21 19:07:14,752 INFO L853 garLoopResultBuilder]: At program point L624(lines 620 626) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:07:14,752 INFO L853 garLoopResultBuilder]: At program point L558(lines 553 561) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-21 19:07:14,753 INFO L853 garLoopResultBuilder]: At program point L558-1(lines 553 561) the Hoare annotation is: false [2021-10-21 19:07:14,753 INFO L853 garLoopResultBuilder]: At program point L558-2(lines 553 561) the Hoare annotation is: false [2021-10-21 19:07:14,753 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-10-21 19:07:14,753 INFO L853 garLoopResultBuilder]: At program point L758-2(lines 786 792) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= 0 ~systemActive~0))) (.cse11 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse7 (= ~waterLevel~0 1) .cse9 .cse10 .cse11) (and .cse7 (<= 2 ~waterLevel~0) .cse9 .cse10 .cse11))) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~7 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse13 .cse1 .cse3 .cse4 .cse5 .cse10) (and .cse7 .cse13 .cse12 .cse3 .cse4 .cse5 .cse10) (and .cse7 .cse0 .cse12 .cse2 (<= ~waterLevel~0 1) .cse3 .cse5 .cse8 .cse9 .cse10 .cse11)))) [2021-10-21 19:07:14,753 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:07:14,753 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-21 19:07:14,754 INFO L860 garLoopResultBuilder]: At program point L660(lines 641 663) the Hoare annotation is: true [2021-10-21 19:07:14,754 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 449) no Hoare annotation was computed. [2021-10-21 19:07:14,754 INFO L857 garLoopResultBuilder]: For program point L429-2(lines 429 449) no Hoare annotation was computed. [2021-10-21 19:07:14,754 INFO L857 garLoopResultBuilder]: For program point L429-4(lines 429 449) no Hoare annotation was computed. [2021-10-21 19:07:14,754 INFO L853 garLoopResultBuilder]: At program point L793(lines 793 799) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse16 (= ~pumpRunning~0 0)) (.cse13 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse14 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse11 (not (= 0 ~systemActive~0))) (.cse12 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse13 .cse3 .cse14 .cse5 .cse7 .cse15 .cse10 .cse11 .cse12) (and .cse0 .cse16 .cse2 .cse14 .cse5 .cse7 .cse11) (and .cse0 .cse1 .cse13 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse16 .cse13 .cse14 .cse5 .cse7 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse5 .cse7 .cse15 .cse10 .cse11 .cse12))) [2021-10-21 19:07:14,755 INFO L853 garLoopResultBuilder]: At program point L793-1(lines 793 799) the Hoare annotation is: false [2021-10-21 19:07:14,755 INFO L853 garLoopResultBuilder]: At program point L793-2(lines 793 799) the Hoare annotation is: false [2021-10-21 19:07:14,755 INFO L853 garLoopResultBuilder]: At program point L695(lines 690 698) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:07:14,769 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:07:14,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:07:14 BoogieIcfgContainer [2021-10-21 19:07:14,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:07:14,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:07:14,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:07:14,817 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:07:14,817 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:06:59" (3/4) ... [2021-10-21 19:07:14,820 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:07:14,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:07:14,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:07:14,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:07:14,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:07:14,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:07:14,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:07:14,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:07:14,881 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:07:14,881 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:07:14,882 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 <= tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp___0 <= 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,883 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((\result == 1 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((((1 <= tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive))) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp___0 <= 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((1 <= tmp && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive)) [2021-10-21 19:07:14,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1 && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1))) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1 && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1))) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:07:14,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && !(0 == systemActive))) || (((((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,889 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,893 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:07:14,895 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:07:14,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:07:14,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(tmp == 0)) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) [2021-10-21 19:07:14,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-21 19:07:14,974 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:07:14,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:07:14,976 INFO L168 Benchmark]: Toolchain (without parser) took 18189.72 ms. Allocated memory was 107.0 MB in the beginning and 239.1 MB in the end (delta: 132.1 MB). Free memory was 67.7 MB in the beginning and 176.8 MB in the end (delta: -109.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,977 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 107.0 MB. Free memory is still 84.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:07:14,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.79 ms. Allocated memory is still 107.0 MB. Free memory was 67.5 MB in the beginning and 74.5 MB in the end (delta: -7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 107.0 MB. Free memory was 74.0 MB in the beginning and 70.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,978 INFO L168 Benchmark]: Boogie Preprocessor took 111.29 ms. Allocated memory is still 107.0 MB. Free memory was 70.3 MB in the beginning and 67.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,979 INFO L168 Benchmark]: RCFGBuilder took 1529.11 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 67.7 MB in the beginning and 112.3 MB in the end (delta: -44.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,980 INFO L168 Benchmark]: TraceAbstraction took 15496.48 ms. Allocated memory was 157.3 MB in the beginning and 239.1 MB in the end (delta: 81.8 MB). Free memory was 112.3 MB in the beginning and 187.3 MB in the end (delta: -75.0 MB). Peak memory consumption was 123.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,980 INFO L168 Benchmark]: Witness Printer took 158.57 ms. Allocated memory is still 239.1 MB. Free memory was 187.3 MB in the beginning and 176.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:07:14,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 107.0 MB. Free memory is still 84.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 784.79 ms. Allocated memory is still 107.0 MB. Free memory was 67.5 MB in the beginning and 74.5 MB in the end (delta: -7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 107.0 MB. Free memory was 74.0 MB in the beginning and 70.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 111.29 ms. Allocated memory is still 107.0 MB. Free memory was 70.3 MB in the beginning and 67.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1529.11 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 67.7 MB in the beginning and 112.3 MB in the end (delta: -44.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15496.48 ms. Allocated memory was 157.3 MB in the beginning and 239.1 MB in the end (delta: 81.8 MB). Free memory was 112.3 MB in the beginning and 187.3 MB in the end (delta: -75.0 MB). Peak memory consumption was 123.9 MB. Max. memory is 16.1 GB. * Witness Printer took 158.57 ms. Allocated memory is still 239.1 MB. Free memory was 187.3 MB in the beginning and 176.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 704]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 704]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 704]: 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, 123 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 15374.3ms, OverallIterations: 15, TraceHistogramMax: 2, EmptinessCheckTime: 41.4ms, AutomataDifference: 1996.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 9418.5ms, InitialAbstractionConstructionTime: 13.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1515 SDtfs, 2514 SDslu, 2921 SDs, 0 SdLazy, 422 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 767.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 225 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 451.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=13, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 437.6ms AutomataMinimizationTime, 15 MinimizatonAttempts, 1156 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 311 NumberOfFragments, 2218 HoareAnnotationTreeSize, 46 FomulaSimplifications, 3206522 FormulaSimplificationTreeSizeReduction, 2583.6ms HoareSimplificationTime, 46 FomulaSimplificationsInter, 909842 FormulaSimplificationTreeSizeReductionInter, 6801.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 152.7ms SsaConstructionTime, 665.6ms SatisfiabilityAnalysisTime, 1715.2ms InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 1270 SizeOfPredicates, 6 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 86/102 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: ((((((((((\result == 1 && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1))) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: ((((((((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((\result == 1 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((((1 <= tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && !(0 == systemActive))) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp___0 <= 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((1 <= tmp && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive)) - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: ((((((((((\result == 1 && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1))) || ((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && tmp == 1) && waterLevel <= 2) && \result == 1) && (((((splverifierCounter == 0 && waterLevel == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((1 <= tmp && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((1 <= tmp && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp___0 <= 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && 1 <= methaneLevelCritical) && !(tmp == 0)) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 1) && 1 <= \result) && !(0 == systemActive))) || (((((((((((((splverifierCounter == 0 && \result == 1) && 1 <= methaneLevelCritical) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 1) && waterLevel <= 2) && \result == 1) && 1 <= \result) && tmp == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) RESULT: Ultimate proved your program to be correct! [2021-10-21 19:07:15,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a764a55a-859e-47f3-bf6d-e3cf43979348/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...