./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/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_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:55:17,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:55:17,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:55:17,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:55:17,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:55:17,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:55:17,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:55:17,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:55:17,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:55:17,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:55:17,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:55:17,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:55:17,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:55:17,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:55:17,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:55:17,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:55:17,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:55:17,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:55:17,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:55:17,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:55:17,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:55:17,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:55:17,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:55:17,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:55:17,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:55:17,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:55:17,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:55:17,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:55:17,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:55:17,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:55:17,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:55:17,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:55:17,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:55:17,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:55:17,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:55:17,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:55:17,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:55:17,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:55:17,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:55:17,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:55:17,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:55:17,512 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:55:17,555 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:55:17,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:55:17,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:55:17,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:55:17,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:55:17,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:55:17,559 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:55:17,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:55:17,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:55:17,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:55:17,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:55:17,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:55:17,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:55:17,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:55:17,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:55:17,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:55:17,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:55:17,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:55:17,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:55:17,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:55:17,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:55:17,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:55:17,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:55:17,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:55:17,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:55:17,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:55:17,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:55:17,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:55:17,565 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:55:17,567 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:55:17,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:55:17,567 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:55:17,567 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_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 [2021-10-28 09:55:17,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:55:17,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:55:17,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:55:17,874 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:55:17,875 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:55:17,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2021-10-28 09:55:17,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/data/42241f7ea/14093055593046f99d4dafad73d087a0/FLAG69c7a168c [2021-10-28 09:55:18,478 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:55:18,480 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2021-10-28 09:55:18,494 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/data/42241f7ea/14093055593046f99d4dafad73d087a0/FLAG69c7a168c [2021-10-28 09:55:18,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/data/42241f7ea/14093055593046f99d4dafad73d087a0 [2021-10-28 09:55:18,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:55:18,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:55:18,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:55:18,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:55:18,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:55:18,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:55:18" (1/1) ... [2021-10-28 09:55:18,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8c5e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:18, skipping insertion in model container [2021-10-28 09:55:18,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:55:18" (1/1) ... [2021-10-28 09:55:18,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:55:18,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:55:19,129 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_aa680737-3360-482f-979e-91492611e437/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2021-10-28 09:55:19,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:55:19,170 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:55:19,281 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_aa680737-3360-482f-979e-91492611e437/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2021-10-28 09:55:19,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:55:19,333 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:55:19,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19 WrapperNode [2021-10-28 09:55:19,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:55:19,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:55:19,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:55:19,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:55:19,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:55:19,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:55:19,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:55:19,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:55:19,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:55:19,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:55:19,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:55:19,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:55:19,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:55:19,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:19,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:19,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:55:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:55:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:55:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:55:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:55:20,698 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:55:20,698 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-28 09:55:20,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:55:20 BoogieIcfgContainer [2021-10-28 09:55:20,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:55:20,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:55:20,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:55:20,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:55:20,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:55:18" (1/3) ... [2021-10-28 09:55:20,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35082dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:55:20, skipping insertion in model container [2021-10-28 09:55:20,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (2/3) ... [2021-10-28 09:55:20,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35082dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:55:20, skipping insertion in model container [2021-10-28 09:55:20,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:55:20" (3/3) ... [2021-10-28 09:55:20,714 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product50.cil.c [2021-10-28 09:55:20,722 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:55:20,722 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:55:20,773 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:55:20,779 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:55:20,780 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:55:20,797 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) [2021-10-28 09:55:20,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:55:20,804 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:20,805 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:20,805 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:20,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,811 INFO L85 PathProgramCache]: Analyzing trace with hash -370159664, now seen corresponding path program 1 times [2021-10-28 09:55:20,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880798055] [2021-10-28 09:55:20,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:21,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:21,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:21,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880798055] [2021-10-28 09:55:21,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880798055] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:21,084 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:21,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:55:21,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837231019] [2021-10-28 09:55:21,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:55:21,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:21,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:55:21,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:55:21,111 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) [2021-10-28 09:55:21,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:21,143 INFO L93 Difference]: Finished difference Result 240 states and 365 transitions. [2021-10-28 09:55:21,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:55:21,144 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 09:55:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:21,161 INFO L225 Difference]: With dead ends: 240 [2021-10-28 09:55:21,162 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 09:55:21,166 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:55:21,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 09:55:21,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 09:55:21,221 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) [2021-10-28 09:55:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-10-28 09:55:21,234 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2021-10-28 09:55:21,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:21,235 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-10-28 09:55:21,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-10-28 09:55:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:55:21,240 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:21,240 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:21,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:55:21,241 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:21,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:21,244 INFO L85 PathProgramCache]: Analyzing trace with hash -37103251, now seen corresponding path program 1 times [2021-10-28 09:55:21,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:21,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802628347] [2021-10-28 09:55:21,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:21,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:21,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:21,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802628347] [2021-10-28 09:55:21,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802628347] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:21,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:21,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:55:21,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554282982] [2021-10-28 09:55:21,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:55:21,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:21,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:55:21,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:55:21,377 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) [2021-10-28 09:55:21,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:21,390 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2021-10-28 09:55:21,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:55:21,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 09:55:21,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:21,392 INFO L225 Difference]: With dead ends: 119 [2021-10-28 09:55:21,392 INFO L226 Difference]: Without dead ends: 49 [2021-10-28 09:55:21,394 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:55:21,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-28 09:55:21,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-28 09:55:21,401 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) [2021-10-28 09:55:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-28 09:55:21,401 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-28 09:55:21,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:21,402 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-28 09:55:21,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:21,402 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-28 09:55:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:55:21,403 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:21,403 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:21,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:55:21,404 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:21,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:21,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1803952717, now seen corresponding path program 1 times [2021-10-28 09:55:21,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:21,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244328142] [2021-10-28 09:55:21,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:21,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:21,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:21,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:21,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244328142] [2021-10-28 09:55:21,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244328142] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:21,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:21,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:55:21,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855252056] [2021-10-28 09:55:21,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:21,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:21,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:21,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:21,545 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) [2021-10-28 09:55:21,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:21,609 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2021-10-28 09:55:21,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:55:21,617 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 [2021-10-28 09:55:21,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:21,619 INFO L225 Difference]: With dead ends: 92 [2021-10-28 09:55:21,619 INFO L226 Difference]: Without dead ends: 49 [2021-10-28 09:55:21,619 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:55:21,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-28 09:55:21,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-28 09:55:21,626 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) [2021-10-28 09:55:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-10-28 09:55:21,626 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2021-10-28 09:55:21,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:21,627 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-10-28 09:55:21,627 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) [2021-10-28 09:55:21,627 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-10-28 09:55:21,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:55:21,628 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:21,629 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:21,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:55:21,636 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:21,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:21,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1055002865, now seen corresponding path program 1 times [2021-10-28 09:55:21,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:21,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567146807] [2021-10-28 09:55:21,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:21,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:21,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:21,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:21,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567146807] [2021-10-28 09:55:21,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567146807] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:21,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:21,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:55:21,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634185334] [2021-10-28 09:55:21,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:55:21,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:21,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:55:21,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:55:21,780 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) [2021-10-28 09:55:21,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:21,821 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2021-10-28 09:55:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:55:21,822 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 [2021-10-28 09:55:21,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:21,823 INFO L225 Difference]: With dead ends: 115 [2021-10-28 09:55:21,823 INFO L226 Difference]: Without dead ends: 72 [2021-10-28 09:55:21,824 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:55:21,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-28 09:55:21,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-28 09:55:21,835 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) [2021-10-28 09:55:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2021-10-28 09:55:21,836 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2021-10-28 09:55:21,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:21,836 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2021-10-28 09:55:21,837 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) [2021-10-28 09:55:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-10-28 09:55:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:55:21,838 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:21,838 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:21,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:55:21,839 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:21,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:21,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1200859520, now seen corresponding path program 1 times [2021-10-28 09:55:21,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:21,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703742600] [2021-10-28 09:55:21,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:21,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:21,953 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:21,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703742600] [2021-10-28 09:55:21,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703742600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:21,954 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:21,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:55:21,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118094257] [2021-10-28 09:55:21,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:21,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:21,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:21,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:21,956 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) [2021-10-28 09:55:22,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:22,026 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2021-10-28 09:55:22,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:55:22,027 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 [2021-10-28 09:55:22,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:22,033 INFO L225 Difference]: With dead ends: 187 [2021-10-28 09:55:22,033 INFO L226 Difference]: Without dead ends: 123 [2021-10-28 09:55:22,035 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:55:22,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-10-28 09:55:22,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2021-10-28 09:55:22,064 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) [2021-10-28 09:55:22,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-10-28 09:55:22,067 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2021-10-28 09:55:22,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:22,068 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-10-28 09:55:22,069 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) [2021-10-28 09:55:22,070 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-10-28 09:55:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:55:22,072 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:22,073 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:22,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:55:22,073 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:22,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:22,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1966711683, now seen corresponding path program 1 times [2021-10-28 09:55:22,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:22,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562704304] [2021-10-28 09:55:22,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:22,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:22,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:22,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562704304] [2021-10-28 09:55:22,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562704304] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:22,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:22,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:55:22,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136488150] [2021-10-28 09:55:22,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:22,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:22,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:22,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:22,158 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) [2021-10-28 09:55:22,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:22,252 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2021-10-28 09:55:22,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:55:22,252 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 [2021-10-28 09:55:22,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:22,255 INFO L225 Difference]: With dead ends: 381 [2021-10-28 09:55:22,255 INFO L226 Difference]: Without dead ends: 311 [2021-10-28 09:55:22,256 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:55:22,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-28 09:55:22,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-28 09:55:22,273 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) [2021-10-28 09:55:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2021-10-28 09:55:22,274 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2021-10-28 09:55:22,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:22,274 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2021-10-28 09:55:22,275 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) [2021-10-28 09:55:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2021-10-28 09:55:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:55:22,276 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:22,276 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:22,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:55:22,277 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:22,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:22,277 INFO L85 PathProgramCache]: Analyzing trace with hash 895665153, now seen corresponding path program 1 times [2021-10-28 09:55:22,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:22,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122601299] [2021-10-28 09:55:22,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:22,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:22,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:22,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122601299] [2021-10-28 09:55:22,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122601299] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:22,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:22,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:55:22,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586346262] [2021-10-28 09:55:22,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:55:22,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:22,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:55:22,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:55:22,344 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) [2021-10-28 09:55:22,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:22,457 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2021-10-28 09:55:22,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:55:22,458 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 [2021-10-28 09:55:22,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:22,461 INFO L225 Difference]: With dead ends: 254 [2021-10-28 09:55:22,462 INFO L226 Difference]: Without dead ends: 184 [2021-10-28 09:55:22,463 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:55:22,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-28 09:55:22,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-28 09:55:22,496 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) [2021-10-28 09:55:22,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2021-10-28 09:55:22,501 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2021-10-28 09:55:22,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:22,501 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2021-10-28 09:55:22,501 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) [2021-10-28 09:55:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2021-10-28 09:55:22,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:55:22,504 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:22,504 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:22,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:55:22,505 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:22,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:22,506 INFO L85 PathProgramCache]: Analyzing trace with hash -115452097, now seen corresponding path program 1 times [2021-10-28 09:55:22,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:22,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452665768] [2021-10-28 09:55:22,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:22,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:22,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:22,587 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452665768] [2021-10-28 09:55:22,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452665768] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:22,587 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:22,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:55:22,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954836814] [2021-10-28 09:55:22,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:55:22,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:22,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:55:22,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:55:22,590 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) [2021-10-28 09:55:22,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:22,646 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2021-10-28 09:55:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:55:22,646 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 [2021-10-28 09:55:22,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:22,649 INFO L225 Difference]: With dead ends: 428 [2021-10-28 09:55:22,649 INFO L226 Difference]: Without dead ends: 299 [2021-10-28 09:55:22,650 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:22,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-28 09:55:22,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2021-10-28 09:55:22,666 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) [2021-10-28 09:55:22,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2021-10-28 09:55:22,667 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2021-10-28 09:55:22,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:22,667 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2021-10-28 09:55:22,668 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) [2021-10-28 09:55:22,668 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2021-10-28 09:55:22,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:55:22,669 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:22,669 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:22,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:55:22,670 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:22,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:22,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1270109434, now seen corresponding path program 1 times [2021-10-28 09:55:22,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:22,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95712444] [2021-10-28 09:55:22,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:22,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:22,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:22,737 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95712444] [2021-10-28 09:55:22,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95712444] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:22,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:22,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:55:22,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252999657] [2021-10-28 09:55:22,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:22,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:22,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:22,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:22,740 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) [2021-10-28 09:55:22,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:22,916 INFO L93 Difference]: Finished difference Result 465 states and 646 transitions. [2021-10-28 09:55:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:55:22,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 09:55:22,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:22,919 INFO L225 Difference]: With dead ends: 465 [2021-10-28 09:55:22,919 INFO L226 Difference]: Without dead ends: 296 [2021-10-28 09:55:22,924 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:55:22,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-10-28 09:55:22,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 154. [2021-10-28 09:55:22,943 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) [2021-10-28 09:55:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2021-10-28 09:55:22,944 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2021-10-28 09:55:22,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:22,946 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2021-10-28 09:55:22,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2021-10-28 09:55:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:55:22,951 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:22,951 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:22,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:55:22,952 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:22,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:22,952 INFO L85 PathProgramCache]: Analyzing trace with hash 142713341, now seen corresponding path program 1 times [2021-10-28 09:55:22,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:22,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824552125] [2021-10-28 09:55:22,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:22,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:23,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:23,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824552125] [2021-10-28 09:55:23,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824552125] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:23,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:23,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:55:23,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775584757] [2021-10-28 09:55:23,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:23,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:23,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:23,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:23,038 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) [2021-10-28 09:55:23,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:23,101 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2021-10-28 09:55:23,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:55:23,101 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 09:55:23,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:23,103 INFO L225 Difference]: With dead ends: 391 [2021-10-28 09:55:23,103 INFO L226 Difference]: Without dead ends: 243 [2021-10-28 09:55:23,104 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:55:23,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2021-10-28 09:55:23,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2021-10-28 09:55:23,128 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) [2021-10-28 09:55:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2021-10-28 09:55:23,128 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2021-10-28 09:55:23,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:23,129 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2021-10-28 09:55:23,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-10-28 09:55:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 09:55:23,130 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:23,130 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:23,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:55:23,130 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:23,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:23,131 INFO L85 PathProgramCache]: Analyzing trace with hash 749127781, now seen corresponding path program 1 times [2021-10-28 09:55:23,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:23,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822819886] [2021-10-28 09:55:23,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:23,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:55:23,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:23,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822819886] [2021-10-28 09:55:23,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822819886] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:23,195 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:23,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:55:23,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597327361] [2021-10-28 09:55:23,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:55:23,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:23,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:55:23,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:55:23,197 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) [2021-10-28 09:55:23,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:23,266 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2021-10-28 09:55:23,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:55:23,267 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 [2021-10-28 09:55:23,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:23,269 INFO L225 Difference]: With dead ends: 285 [2021-10-28 09:55:23,269 INFO L226 Difference]: Without dead ends: 175 [2021-10-28 09:55:23,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:55:23,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-10-28 09:55:23,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2021-10-28 09:55:23,284 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) [2021-10-28 09:55:23,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2021-10-28 09:55:23,285 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2021-10-28 09:55:23,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:23,286 INFO L470 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2021-10-28 09:55:23,286 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) [2021-10-28 09:55:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2021-10-28 09:55:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 09:55:23,287 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:23,287 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:23,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:55:23,288 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:23,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 176703009, now seen corresponding path program 1 times [2021-10-28 09:55:23,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:23,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139142262] [2021-10-28 09:55:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:23,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:23,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:23,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139142262] [2021-10-28 09:55:23,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139142262] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:23,379 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:23,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:55:23,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642689044] [2021-10-28 09:55:23,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:23,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:23,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:23,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:23,382 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) [2021-10-28 09:55:23,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:23,495 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2021-10-28 09:55:23,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:55:23,496 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 [2021-10-28 09:55:23,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:23,502 INFO L225 Difference]: With dead ends: 656 [2021-10-28 09:55:23,502 INFO L226 Difference]: Without dead ends: 536 [2021-10-28 09:55:23,503 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:55:23,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-10-28 09:55:23,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2021-10-28 09:55:23,550 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) [2021-10-28 09:55:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2021-10-28 09:55:23,551 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2021-10-28 09:55:23,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:23,553 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2021-10-28 09:55:23,553 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) [2021-10-28 09:55:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2021-10-28 09:55:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:55:23,554 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:23,554 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:23,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 09:55:23,555 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:23,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:23,555 INFO L85 PathProgramCache]: Analyzing trace with hash 53419547, now seen corresponding path program 1 times [2021-10-28 09:55:23,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:23,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803133039] [2021-10-28 09:55:23,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:23,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 09:55:23,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:23,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803133039] [2021-10-28 09:55:23,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803133039] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:23,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:23,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:55:23,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113865616] [2021-10-28 09:55:23,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:55:23,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:23,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:55:23,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:55:23,631 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) [2021-10-28 09:55:23,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:23,702 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2021-10-28 09:55:23,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:55:23,703 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 [2021-10-28 09:55:23,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:23,705 INFO L225 Difference]: With dead ends: 516 [2021-10-28 09:55:23,705 INFO L226 Difference]: Without dead ends: 330 [2021-10-28 09:55:23,706 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:55:23,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-28 09:55:23,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2021-10-28 09:55:23,739 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) [2021-10-28 09:55:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2021-10-28 09:55:23,740 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2021-10-28 09:55:23,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:23,742 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2021-10-28 09:55:23,742 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) [2021-10-28 09:55:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2021-10-28 09:55:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:55:23,743 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:23,744 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:23,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:55:23,745 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:23,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:23,745 INFO L85 PathProgramCache]: Analyzing trace with hash 311584985, now seen corresponding path program 1 times [2021-10-28 09:55:23,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:23,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140542412] [2021-10-28 09:55:23,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:23,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:55:23,834 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:23,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140542412] [2021-10-28 09:55:23,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140542412] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:23,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132034152] [2021-10-28 09:55:23,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:23,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:55:23,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:55:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:24,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:55:24,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:55:24,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132034152] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:24,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:55:24,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-10-28 09:55:24,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705697797] [2021-10-28 09:55:24,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:55:24,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:24,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:55:24,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:55:24,261 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) [2021-10-28 09:55:24,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:24,631 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2021-10-28 09:55:24,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:55:24,632 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 [2021-10-28 09:55:24,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:24,635 INFO L225 Difference]: With dead ends: 608 [2021-10-28 09:55:24,635 INFO L226 Difference]: Without dead ends: 364 [2021-10-28 09:55:24,636 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:55:24,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-28 09:55:24,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2021-10-28 09:55:24,665 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) [2021-10-28 09:55:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2021-10-28 09:55:24,667 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2021-10-28 09:55:24,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:24,667 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2021-10-28 09:55:24,667 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) [2021-10-28 09:55:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2021-10-28 09:55:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-28 09:55:24,669 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:55:24,669 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:24,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:24,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:55:24,893 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:55:24,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:24,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1497135604, now seen corresponding path program 1 times [2021-10-28 09:55:24,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:24,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411653107] [2021-10-28 09:55:24,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:24,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:25,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 09:55:25,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:25,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411653107] [2021-10-28 09:55:25,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411653107] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:25,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900149618] [2021-10-28 09:55:25,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:25,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:55:25,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:25,008 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:55:25,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 09:55:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:25,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:55:25,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 09:55:25,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900149618] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:25,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:55:25,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-10-28 09:55:25,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158206608] [2021-10-28 09:55:25,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:55:25,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:25,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:55:25,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:55:25,368 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) [2021-10-28 09:55:25,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:25,651 INFO L93 Difference]: Finished difference Result 858 states and 1074 transitions. [2021-10-28 09:55:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:55:25,652 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 [2021-10-28 09:55:25,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:55:25,652 INFO L225 Difference]: With dead ends: 858 [2021-10-28 09:55:25,652 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:55:25,655 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2021-10-28 09:55:25,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:55:25,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:55:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:55:25,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-10-28 09:55:25,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:55:25,656 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:55:25,656 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) [2021-10-28 09:55:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:55:25,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:55:25,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:55:25,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:55:25,661 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:55:25,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:25,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 09:55:25,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:55:25,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:25,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:25,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:25,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:25,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:26,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:26,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:26,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:26,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:26,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:27,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:28,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:55:34,269 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,269 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 736) no Hoare annotation was computed. [2021-10-28 09:55:34,270 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)))) [2021-10-28 09:55:34,270 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-28 09:55:34,270 INFO L857 garLoopResultBuilder]: For program point L466-3(lines 466 470) no Hoare annotation was computed. [2021-10-28 09:55:34,270 INFO L857 garLoopResultBuilder]: For program point L466-6(lines 466 470) no Hoare annotation was computed. [2021-10-28 09:55:34,270 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)) [2021-10-28 09:55:34,270 INFO L853 garLoopResultBuilder]: At program point L897-1(lines 892 900) the Hoare annotation is: false [2021-10-28 09:55:34,271 INFO L853 garLoopResultBuilder]: At program point L897-2(lines 892 900) the Hoare annotation is: false [2021-10-28 09:55:34,271 INFO L857 garLoopResultBuilder]: For program point L435(lines 435 448) no Hoare annotation was computed. [2021-10-28 09:55:34,271 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))) [2021-10-28 09:55:34,271 INFO L857 garLoopResultBuilder]: For program point L435-2(lines 435 448) no Hoare annotation was computed. [2021-10-28 09:55:34,271 INFO L853 garLoopResultBuilder]: At program point L435-3(lines 1 982) the Hoare annotation is: false [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L435-4(lines 435 448) no Hoare annotation was computed. [2021-10-28 09:55:34,272 INFO L853 garLoopResultBuilder]: At program point L435-5(lines 1 982) the Hoare annotation is: false [2021-10-28 09:55:34,272 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))) [2021-10-28 09:55:34,272 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 530 538) the Hoare annotation is: false [2021-10-28 09:55:34,272 INFO L853 garLoopResultBuilder]: At program point L535-2(lines 530 538) the Hoare annotation is: false [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L965-2(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L965-3(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L965-5(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,272 INFO L857 garLoopResultBuilder]: For program point L965-6(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,273 INFO L857 garLoopResultBuilder]: For program point L965-8(lines 965 969) no Hoare annotation was computed. [2021-10-28 09:55:34,273 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))) [2021-10-28 09:55:34,273 INFO L853 garLoopResultBuilder]: At program point L503-1(lines 498 506) the Hoare annotation is: false [2021-10-28 09:55:34,273 INFO L853 garLoopResultBuilder]: At program point L503-2(lines 498 506) the Hoare annotation is: false [2021-10-28 09:55:34,273 INFO L853 garLoopResultBuilder]: At program point L768(lines 719 769) the Hoare annotation is: false [2021-10-28 09:55:34,273 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 445) no Hoare annotation was computed. [2021-10-28 09:55:34,274 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,274 INFO L857 garLoopResultBuilder]: For program point L439-2(lines 439 445) no Hoare annotation was computed. [2021-10-28 09:55:34,274 INFO L857 garLoopResultBuilder]: For program point L439-4(lines 439 445) no Hoare annotation was computed. [2021-10-28 09:55:34,274 INFO L857 garLoopResultBuilder]: For program point L704(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,274 INFO L857 garLoopResultBuilder]: For program point L704-1(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,275 INFO L857 garLoopResultBuilder]: For program point L704-2(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,275 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))) [2021-10-28 09:55:34,275 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 956 974) the Hoare annotation is: false [2021-10-28 09:55:34,275 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 956 974) the Hoare annotation is: false [2021-10-28 09:55:34,275 INFO L857 garLoopResultBuilder]: For program point L740(lines 740 746) no Hoare annotation was computed. [2021-10-28 09:55:34,275 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)))) [2021-10-28 09:55:34,276 INFO L853 garLoopResultBuilder]: At program point L575-2(lines 575 589) the Hoare annotation is: false [2021-10-28 09:55:34,276 INFO L857 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2021-10-28 09:55:34,276 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,276 INFO L857 garLoopResultBuilder]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,276 INFO L857 garLoopResultBuilder]: For program point L543-2(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,276 INFO L857 garLoopResultBuilder]: For program point L543-3(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L543-4(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L543-5(lines 543 549) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 583) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L579-1(lines 786 792) no Hoare annotation was computed. [2021-10-28 09:55:34,277 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 861) no Hoare annotation was computed. [2021-10-28 09:55:34,278 INFO L857 garLoopResultBuilder]: For program point L844-1(lines 844 861) no Hoare annotation was computed. [2021-10-28 09:55:34,278 INFO L857 garLoopResultBuilder]: For program point L844-2(lines 844 861) no Hoare annotation was computed. [2021-10-28 09:55:34,278 INFO L853 garLoopResultBuilder]: At program point L548(lines 539 552) the Hoare annotation is: false [2021-10-28 09:55:34,278 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)))) [2021-10-28 09:55:34,278 INFO L853 garLoopResultBuilder]: At program point L548-2(lines 539 552) the Hoare annotation is: false [2021-10-28 09:55:34,278 INFO L853 garLoopResultBuilder]: At program point L548-3(lines 539 552) the Hoare annotation is: false [2021-10-28 09:55:34,279 INFO L853 garLoopResultBuilder]: At program point L548-4(lines 539 552) the Hoare annotation is: false [2021-10-28 09:55:34,279 INFO L853 garLoopResultBuilder]: At program point L548-5(lines 539 552) the Hoare annotation is: false [2021-10-28 09:55:34,279 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:55:34,279 INFO L857 garLoopResultBuilder]: For program point L946(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,279 INFO L857 garLoopResultBuilder]: For program point L946-2(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,279 INFO L857 garLoopResultBuilder]: For program point L946-3(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-5(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-6(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-8(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-9(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-11(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,280 INFO L857 garLoopResultBuilder]: For program point L946-12(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L946-14(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L946-15(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L946-17(lines 946 950) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L848-1(lines 848 856) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-10-28 09:55:34,281 INFO L857 garLoopResultBuilder]: For program point L750(lines 750 763) no Hoare annotation was computed. [2021-10-28 09:55:34,282 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 658) no Hoare annotation was computed. [2021-10-28 09:55:34,282 INFO L860 garLoopResultBuilder]: At program point L651-1(lines 651 658) the Hoare annotation is: true [2021-10-28 09:55:34,282 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:55:34,282 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,282 INFO L857 garLoopResultBuilder]: For program point L818-1(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,282 INFO L857 garLoopResultBuilder]: For program point L818-2(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,283 INFO L857 garLoopResultBuilder]: For program point L818-3(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,283 INFO L857 garLoopResultBuilder]: For program point L818-4(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,283 INFO L857 garLoopResultBuilder]: For program point L818-5(lines 818 835) no Hoare annotation was computed. [2021-10-28 09:55:34,283 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))) [2021-10-28 09:55:34,283 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 792) no Hoare annotation was computed. [2021-10-28 09:55:34,284 INFO L853 garLoopResultBuilder]: At program point L786-2(lines 785 804) the Hoare annotation is: false [2021-10-28 09:55:34,284 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))) [2021-10-28 09:55:34,284 INFO L853 garLoopResultBuilder]: At program point L786-3(lines 785 804) the Hoare annotation is: false [2021-10-28 09:55:34,284 INFO L853 garLoopResultBuilder]: At program point L952(lines 937 955) the Hoare annotation is: false [2021-10-28 09:55:34,284 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)))) [2021-10-28 09:55:34,284 INFO L853 garLoopResultBuilder]: At program point L952-2(lines 937 955) the Hoare annotation is: false [2021-10-28 09:55:34,285 INFO L853 garLoopResultBuilder]: At program point L952-3(lines 937 955) the Hoare annotation is: false [2021-10-28 09:55:34,285 INFO L853 garLoopResultBuilder]: At program point L952-4(lines 937 955) the Hoare annotation is: false [2021-10-28 09:55:34,285 INFO L853 garLoopResultBuilder]: At program point L952-5(lines 937 955) the Hoare annotation is: false [2021-10-28 09:55:34,285 INFO L857 garLoopResultBuilder]: For program point L721(lines 720 767) no Hoare annotation was computed. [2021-10-28 09:55:34,285 INFO L857 garLoopResultBuilder]: For program point L490(lines 490 494) no Hoare annotation was computed. [2021-10-28 09:55:34,285 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L822(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L822-1(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L822-2(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L822-3(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,286 INFO L857 garLoopResultBuilder]: For program point L822-4(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,287 INFO L857 garLoopResultBuilder]: For program point L822-5(lines 822 830) no Hoare annotation was computed. [2021-10-28 09:55:34,287 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))) [2021-10-28 09:55:34,287 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))) [2021-10-28 09:55:34,287 INFO L853 garLoopResultBuilder]: At program point L558-1(lines 553 561) the Hoare annotation is: false [2021-10-28 09:55:34,287 INFO L853 garLoopResultBuilder]: At program point L558-2(lines 553 561) the Hoare annotation is: false [2021-10-28 09:55:34,287 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-10-28 09:55:34,288 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)))) [2021-10-28 09:55:34,288 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:55:34,288 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 704) no Hoare annotation was computed. [2021-10-28 09:55:34,288 INFO L860 garLoopResultBuilder]: At program point L660(lines 641 663) the Hoare annotation is: true [2021-10-28 09:55:34,288 INFO L857 garLoopResultBuilder]: For program point L429(lines 429 449) no Hoare annotation was computed. [2021-10-28 09:55:34,289 INFO L857 garLoopResultBuilder]: For program point L429-2(lines 429 449) no Hoare annotation was computed. [2021-10-28 09:55:34,289 INFO L857 garLoopResultBuilder]: For program point L429-4(lines 429 449) no Hoare annotation was computed. [2021-10-28 09:55:34,289 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))) [2021-10-28 09:55:34,289 INFO L853 garLoopResultBuilder]: At program point L793-1(lines 793 799) the Hoare annotation is: false [2021-10-28 09:55:34,289 INFO L853 garLoopResultBuilder]: At program point L793-2(lines 793 799) the Hoare annotation is: false [2021-10-28 09:55:34,289 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))) [2021-10-28 09:55:34,293 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:34,294 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:55:34,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:55:34 BoogieIcfgContainer [2021-10-28 09:55:34,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:55:34,337 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:55:34,338 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:55:34,338 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:55:34,338 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:55:20" (3/4) ... [2021-10-28 09:55:34,341 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:55:34,360 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:55:34,362 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:55:34,363 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:55:34,364 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:55:34,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:55:34,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:55:34,368 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:55:34,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:55:34,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:55:34,392 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) [2021-10-28 09:55:34,393 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)) [2021-10-28 09:55:34,393 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) [2021-10-28 09:55:34,394 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) [2021-10-28 09:55:34,394 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)) [2021-10-28 09:55:34,394 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) [2021-10-28 09:55:34,396 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) [2021-10-28 09:55:34,396 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) [2021-10-28 09:55:34,397 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)) [2021-10-28 09:55:34,398 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)) [2021-10-28 09:55:34,398 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) [2021-10-28 09:55:34,399 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)) [2021-10-28 09:55:34,399 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 [2021-10-28 09:55:34,476 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:55:34,476 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:55:34,478 INFO L168 Benchmark]: Toolchain (without parser) took 15705.66 ms. Allocated memory was 119.5 MB in the beginning and 224.4 MB in the end (delta: 104.9 MB). Free memory was 81.1 MB in the beginning and 144.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,479 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 119.5 MB. Free memory is still 98.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:55:34,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.25 ms. Allocated memory is still 119.5 MB. Free memory was 80.9 MB in the beginning and 85.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.26 ms. Allocated memory is still 119.5 MB. Free memory was 85.3 MB in the beginning and 81.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,480 INFO L168 Benchmark]: Boogie Preprocessor took 71.36 ms. Allocated memory is still 119.5 MB. Free memory was 81.6 MB in the beginning and 79.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,481 INFO L168 Benchmark]: RCFGBuilder took 1175.53 ms. Allocated memory is still 119.5 MB. Free memory was 78.5 MB in the beginning and 81.3 MB in the end (delta: -2.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,481 INFO L168 Benchmark]: TraceAbstraction took 13634.06 ms. Allocated memory was 119.5 MB in the beginning and 224.4 MB in the end (delta: 104.9 MB). Free memory was 81.3 MB in the beginning and 155.8 MB in the end (delta: -74.5 MB). Peak memory consumption was 128.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,481 INFO L168 Benchmark]: Witness Printer took 139.13 ms. Allocated memory is still 224.4 MB. Free memory was 154.7 MB in the beginning and 144.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:55:34,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 119.5 MB. Free memory is still 98.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 562.25 ms. Allocated memory is still 119.5 MB. Free memory was 80.9 MB in the beginning and 85.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.26 ms. Allocated memory is still 119.5 MB. Free memory was 85.3 MB in the beginning and 81.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.36 ms. Allocated memory is still 119.5 MB. Free memory was 81.6 MB in the beginning and 79.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1175.53 ms. Allocated memory is still 119.5 MB. Free memory was 78.5 MB in the beginning and 81.3 MB in the end (delta: -2.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13634.06 ms. Allocated memory was 119.5 MB in the beginning and 224.4 MB in the end (delta: 104.9 MB). Free memory was 81.3 MB in the beginning and 155.8 MB in the end (delta: -74.5 MB). Peak memory consumption was 128.0 MB. Max. memory is 16.1 GB. * Witness Printer took 139.13 ms. Allocated memory is still 224.4 MB. Free memory was 154.7 MB in the beginning and 144.3 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 13.5s, OverallIterations: 15, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1515 SDtfs, 2514 SDslu, 2921 SDs, 0 SdLazy, 422 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 225 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s Time, 0.0s 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, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 1156 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 311 NumberOfFragments, 2218 HoareAnnotationTreeSize, 46 FomulaSimplifications, 3206522 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 46 FomulaSimplificationsInter, 909842 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s 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! [2021-10-28 09:55:34,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa680737-3360-482f-979e-91492611e437/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...