./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f3f23173af8ffbfd6ca2d826b937f078be2c112e64596739bc9740bb061a5d2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:16:05,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:16:05,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:16:05,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:16:05,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:16:05,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:16:05,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:16:05,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:16:05,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:16:05,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:16:05,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:16:05,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:16:05,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:16:05,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:16:05,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:16:05,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:16:05,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:16:05,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:16:05,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:16:05,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:16:05,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:16:05,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:16:05,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:16:05,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:16:05,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:16:05,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:16:05,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:16:05,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:16:05,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:16:05,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:16:05,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:16:05,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:16:05,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:16:05,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:16:05,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:16:05,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:16:05,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:16:05,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:16:05,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:16:05,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:16:05,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:16:05,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:16:05,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:16:05,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:16:05,512 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:16:05,513 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:16:05,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:16:05,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:16:05,515 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:16:05,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:16:05,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:16:05,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:16:05,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:16:05,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:16:05,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:16:05,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:16:05,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:16:05,518 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:16:05,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:16:05,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:16:05,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:16:05,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:16:05,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:16:05,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:16:05,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:16:05,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:16:05,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:16:05,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:16:05,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:16:05,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:16:05,529 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:16:05,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:16:05,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:16:05,532 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:16:05,532 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_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f23173af8ffbfd6ca2d826b937f078be2c112e64596739bc9740bb061a5d2 [2021-10-21 20:16:05,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:16:05,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:16:05,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:16:05,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:16:05,944 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:16:05,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2021-10-21 20:16:06,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/data/e355e296d/8e6666307c554e2b9cdc9f050c8052d6/FLAG550b91251 [2021-10-21 20:16:06,763 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:16:06,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c [2021-10-21 20:16:06,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/data/e355e296d/8e6666307c554e2b9cdc9f050c8052d6/FLAG550b91251 [2021-10-21 20:16:07,021 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/data/e355e296d/8e6666307c554e2b9cdc9f050c8052d6 [2021-10-21 20:16:07,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:16:07,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:16:07,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:16:07,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:16:07,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:16:07,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bcba733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07, skipping insertion in model container [2021-10-21 20:16:07,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:16:07,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:16:07,349 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_4efbef61-7348-489a-9b94-6a9cbb2169bd/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c[2897,2910] [2021-10-21 20:16:07,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:16:07,531 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:16:07,551 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_4efbef61-7348-489a-9b94-6a9cbb2169bd/sv-benchmarks/c/product-lines/minepump_spec4_product64.cil.c[2897,2910] [2021-10-21 20:16:07,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:16:07,684 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:16:07,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07 WrapperNode [2021-10-21 20:16:07,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:16:07,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:16:07,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:16:07,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:16:07,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:16:07,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:16:07,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:16:07,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:16:07,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:07,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:16:07,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:16:07,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:16:07,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:16:07,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (1/1) ... [2021-10-21 20:16:08,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:16:08,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:16:08,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:16:08,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:16:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:16:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:16:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:16:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:16:09,591 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:16:09,591 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-10-21 20:16:09,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:16:09 BoogieIcfgContainer [2021-10-21 20:16:09,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:16:09,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:16:09,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:16:09,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:16:09,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:16:07" (1/3) ... [2021-10-21 20:16:09,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3beb79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:16:09, skipping insertion in model container [2021-10-21 20:16:09,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:16:07" (2/3) ... [2021-10-21 20:16:09,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3beb79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:16:09, skipping insertion in model container [2021-10-21 20:16:09,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:16:09" (3/3) ... [2021-10-21 20:16:09,604 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product64.cil.c [2021-10-21 20:16:09,610 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:16:09,610 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:16:09,665 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:16:09,672 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:16:09,673 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:16:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:09,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-21 20:16:09,706 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:09,707 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:09,708 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:09,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:09,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1807762564, now seen corresponding path program 1 times [2021-10-21 20:16:09,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:09,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887369805] [2021-10-21 20:16:09,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:09,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:10,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:10,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887369805] [2021-10-21 20:16:10,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887369805] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:10,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:10,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:16:10,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976233735] [2021-10-21 20:16:10,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:16:10,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:10,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:16:10,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:16:10,037 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:10,092 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-21 20:16:10,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:16:10,094 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-21 20:16:10,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:10,110 INFO L225 Difference]: With dead ends: 448 [2021-10-21 20:16:10,110 INFO L226 Difference]: Without dead ends: 223 [2021-10-21 20:16:10,115 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:16:10,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-21 20:16:10,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-21 20:16:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-21 20:16:10,177 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-21 20:16:10,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:10,178 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-21 20:16:10,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,178 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-21 20:16:10,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-21 20:16:10,179 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:10,179 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:10,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:16:10,180 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:10,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:10,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1440447835, now seen corresponding path program 1 times [2021-10-21 20:16:10,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:10,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072022745] [2021-10-21 20:16:10,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:10,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:10,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:10,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072022745] [2021-10-21 20:16:10,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072022745] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:10,292 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:10,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:10,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328610290] [2021-10-21 20:16:10,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:10,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:10,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:10,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:10,296 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:10,327 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-21 20:16:10,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:10,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-10-21 20:16:10,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:10,334 INFO L225 Difference]: With dead ends: 223 [2021-10-21 20:16:10,336 INFO L226 Difference]: Without dead ends: 85 [2021-10-21 20:16:10,338 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:10,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-21 20:16:10,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-21 20:16:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-21 20:16:10,357 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-21 20:16:10,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:10,357 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-21 20:16:10,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-21 20:16:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-21 20:16:10,360 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:10,361 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:10,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:16:10,361 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:10,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:10,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1020108702, now seen corresponding path program 1 times [2021-10-21 20:16:10,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:10,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428134532] [2021-10-21 20:16:10,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:10,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:10,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:10,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428134532] [2021-10-21 20:16:10,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428134532] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:10,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:10,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:16:10,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762299376] [2021-10-21 20:16:10,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:10,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:10,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:10,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:10,556 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:10,626 INFO L93 Difference]: Finished difference Result 187 states and 276 transitions. [2021-10-21 20:16:10,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:16:10,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-10-21 20:16:10,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:10,633 INFO L225 Difference]: With dead ends: 187 [2021-10-21 20:16:10,633 INFO L226 Difference]: Without dead ends: 108 [2021-10-21 20:16:10,634 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:16:10,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-10-21 20:16:10,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 104. [2021-10-21 20:16:10,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-10-21 20:16:10,657 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-10-21 20:16:10,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:10,657 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-10-21 20:16:10,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-10-21 20:16:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-21 20:16:10,659 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:10,660 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:10,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:16:10,660 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:10,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:10,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1236801791, now seen corresponding path program 1 times [2021-10-21 20:16:10,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:10,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438029739] [2021-10-21 20:16:10,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:10,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:10,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:10,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:10,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438029739] [2021-10-21 20:16:10,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438029739] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:10,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:10,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:16:10,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956227043] [2021-10-21 20:16:10,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:10,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:10,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:10,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:10,758 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:10,822 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-10-21 20:16:10,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:10,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-10-21 20:16:10,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:10,824 INFO L225 Difference]: With dead ends: 208 [2021-10-21 20:16:10,824 INFO L226 Difference]: Without dead ends: 110 [2021-10-21 20:16:10,827 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:10,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-21 20:16:10,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-10-21 20:16:10,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-10-21 20:16:10,846 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-10-21 20:16:10,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:10,847 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-10-21 20:16:10,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:10,848 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-10-21 20:16:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-21 20:16:10,849 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:10,849 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:10,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:16:10,850 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:10,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:10,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1574884233, now seen corresponding path program 1 times [2021-10-21 20:16:10,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:10,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109651987] [2021-10-21 20:16:10,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:10,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:10,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:10,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109651987] [2021-10-21 20:16:10,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109651987] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:10,928 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:10,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:16:10,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140347940] [2021-10-21 20:16:10,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:10,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:10,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:10,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:10,932 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:11,030 INFO L93 Difference]: Finished difference Result 378 states and 542 transitions. [2021-10-21 20:16:11,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:16:11,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-21 20:16:11,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:11,034 INFO L225 Difference]: With dead ends: 378 [2021-10-21 20:16:11,034 INFO L226 Difference]: Without dead ends: 276 [2021-10-21 20:16:11,035 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 30.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:16:11,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-21 20:16:11,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 171. [2021-10-21 20:16:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3941176470588235) internal successors, (237), 170 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 237 transitions. [2021-10-21 20:16:11,057 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 237 transitions. Word has length 25 [2021-10-21 20:16:11,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:11,057 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 237 transitions. [2021-10-21 20:16:11,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2021-10-21 20:16:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 20:16:11,060 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:11,060 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:11,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:16:11,061 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:11,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:11,062 INFO L82 PathProgramCache]: Analyzing trace with hash 760774073, now seen corresponding path program 1 times [2021-10-21 20:16:11,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:11,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374311367] [2021-10-21 20:16:11,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:11,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:11,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:11,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374311367] [2021-10-21 20:16:11,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374311367] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:11,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:11,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:16:11,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392502488] [2021-10-21 20:16:11,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:11,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:11,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:11,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:11,162 INFO L87 Difference]: Start difference. First operand 171 states and 237 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:11,337 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2021-10-21 20:16:11,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 20:16:11,338 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 20:16:11,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:11,350 INFO L225 Difference]: With dead ends: 374 [2021-10-21 20:16:11,350 INFO L226 Difference]: Without dead ends: 372 [2021-10-21 20:16:11,352 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 20:16:11,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-21 20:16:11,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 171. [2021-10-21 20:16:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3823529411764706) internal successors, (235), 170 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 235 transitions. [2021-10-21 20:16:11,391 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 235 transitions. Word has length 26 [2021-10-21 20:16:11,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:11,392 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 235 transitions. [2021-10-21 20:16:11,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 235 transitions. [2021-10-21 20:16:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 20:16:11,402 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:11,402 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:11,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:16:11,403 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:11,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:11,404 INFO L82 PathProgramCache]: Analyzing trace with hash -96374273, now seen corresponding path program 1 times [2021-10-21 20:16:11,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:11,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96913543] [2021-10-21 20:16:11,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:11,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:11,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:11,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96913543] [2021-10-21 20:16:11,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96913543] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:11,531 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:11,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:11,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710283946] [2021-10-21 20:16:11,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:16:11,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:11,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:16:11,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:16:11,534 INFO L87 Difference]: Start difference. First operand 171 states and 235 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:11,674 INFO L93 Difference]: Finished difference Result 360 states and 502 transitions. [2021-10-21 20:16:11,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:16:11,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 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 35 [2021-10-21 20:16:11,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:11,678 INFO L225 Difference]: With dead ends: 360 [2021-10-21 20:16:11,678 INFO L226 Difference]: Without dead ends: 258 [2021-10-21 20:16:11,679 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.5ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:16:11,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-21 20:16:11,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2021-10-21 20:16:11,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3779527559055118) internal successors, (350), 254 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 350 transitions. [2021-10-21 20:16:11,723 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 350 transitions. Word has length 35 [2021-10-21 20:16:11,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:11,725 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 350 transitions. [2021-10-21 20:16:11,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2021-10-21 20:16:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 20:16:11,732 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:11,732 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:11,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:16:11,733 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:11,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:11,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1376237951, now seen corresponding path program 1 times [2021-10-21 20:16:11,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:11,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116699826] [2021-10-21 20:16:11,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:11,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:11,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:11,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116699826] [2021-10-21 20:16:11,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116699826] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:11,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:11,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:16:11,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581847891] [2021-10-21 20:16:11,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:16:11,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:11,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:16:11,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:16:11,849 INFO L87 Difference]: Start difference. First operand 255 states and 350 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:11,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:11,950 INFO L93 Difference]: Finished difference Result 749 states and 1040 transitions. [2021-10-21 20:16:11,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:16:11,951 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 35 [2021-10-21 20:16:11,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:11,958 INFO L225 Difference]: With dead ends: 749 [2021-10-21 20:16:11,958 INFO L226 Difference]: Without dead ends: 562 [2021-10-21 20:16:11,959 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:11,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-21 20:16:11,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 255. [2021-10-21 20:16:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3661417322834646) internal successors, (347), 254 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 347 transitions. [2021-10-21 20:16:12,002 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 347 transitions. Word has length 35 [2021-10-21 20:16:12,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:12,003 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 347 transitions. [2021-10-21 20:16:12,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,004 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 347 transitions. [2021-10-21 20:16:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 20:16:12,005 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:12,006 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:12,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:16:12,007 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:12,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:12,008 INFO L82 PathProgramCache]: Analyzing trace with hash -1963043965, now seen corresponding path program 1 times [2021-10-21 20:16:12,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:12,008 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54229184] [2021-10-21 20:16:12,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:12,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:12,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:12,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54229184] [2021-10-21 20:16:12,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54229184] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:12,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:12,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:16:12,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215752056] [2021-10-21 20:16:12,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:12,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:12,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:12,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:12,130 INFO L87 Difference]: Start difference. First operand 255 states and 347 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:12,353 INFO L93 Difference]: Finished difference Result 579 states and 797 transitions. [2021-10-21 20:16:12,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:16:12,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-10-21 20:16:12,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:12,359 INFO L225 Difference]: With dead ends: 579 [2021-10-21 20:16:12,359 INFO L226 Difference]: Without dead ends: 392 [2021-10-21 20:16:12,360 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 42.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:16:12,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-10-21 20:16:12,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 281. [2021-10-21 20:16:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.375) internal successors, (385), 280 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2021-10-21 20:16:12,401 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 35 [2021-10-21 20:16:12,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:12,401 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2021-10-21 20:16:12,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2021-10-21 20:16:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-21 20:16:12,404 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:12,405 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:12,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:16:12,406 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:12,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:12,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1739721723, now seen corresponding path program 1 times [2021-10-21 20:16:12,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:12,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822544612] [2021-10-21 20:16:12,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:12,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:16:12,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:12,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822544612] [2021-10-21 20:16:12,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822544612] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:12,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:12,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:16:12,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730726262] [2021-10-21 20:16:12,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:12,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:12,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:12,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:12,520 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:12,647 INFO L93 Difference]: Finished difference Result 837 states and 1144 transitions. [2021-10-21 20:16:12,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:16:12,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 59 [2021-10-21 20:16:12,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:12,654 INFO L225 Difference]: With dead ends: 837 [2021-10-21 20:16:12,655 INFO L226 Difference]: Without dead ends: 562 [2021-10-21 20:16:12,656 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:16:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-21 20:16:12,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2021-10-21 20:16:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.3595890410958904) internal successors, (397), 292 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 397 transitions. [2021-10-21 20:16:12,721 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 397 transitions. Word has length 59 [2021-10-21 20:16:12,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:12,722 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 397 transitions. [2021-10-21 20:16:12,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-10-21 20:16:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-21 20:16:12,724 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:12,724 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:12,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:16:12,725 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:12,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:12,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1525886275, now seen corresponding path program 1 times [2021-10-21 20:16:12,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:12,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078856401] [2021-10-21 20:16:12,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:12,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:16:12,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:12,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078856401] [2021-10-21 20:16:12,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078856401] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:12,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:12,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:16:12,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157904171] [2021-10-21 20:16:12,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:16:12,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:12,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:16:12,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:16:12,816 INFO L87 Difference]: Start difference. First operand 293 states and 397 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:12,909 INFO L93 Difference]: Finished difference Result 662 states and 897 transitions. [2021-10-21 20:16:12,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:16:12,910 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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 59 [2021-10-21 20:16:12,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:12,913 INFO L225 Difference]: With dead ends: 662 [2021-10-21 20:16:12,913 INFO L226 Difference]: Without dead ends: 375 [2021-10-21 20:16:12,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:12,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-10-21 20:16:12,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 246. [2021-10-21 20:16:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.3306122448979592) internal successors, (326), 245 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 326 transitions. [2021-10-21 20:16:12,949 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 326 transitions. Word has length 59 [2021-10-21 20:16:12,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:12,949 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 326 transitions. [2021-10-21 20:16:12,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2021-10-21 20:16:12,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-21 20:16:12,951 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:12,952 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:12,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:16:12,953 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:12,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:12,954 INFO L82 PathProgramCache]: Analyzing trace with hash 523472835, now seen corresponding path program 1 times [2021-10-21 20:16:12,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:12,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774856267] [2021-10-21 20:16:12,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:12,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:13,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:13,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774856267] [2021-10-21 20:16:13,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774856267] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:13,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930341172] [2021-10-21 20:16:13,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:13,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:16:13,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:16:13,094 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:16:13,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:16:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:13,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 20:16:13,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:16:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:16:13,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930341172] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:13,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:16:13,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-10-21 20:16:13,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848243130] [2021-10-21 20:16:13,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:16:13,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:13,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:16:13,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:16:13,603 INFO L87 Difference]: Start difference. First operand 246 states and 326 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:13,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:13,977 INFO L93 Difference]: Finished difference Result 726 states and 975 transitions. [2021-10-21 20:16:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 20:16:13,978 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-21 20:16:13,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:13,982 INFO L225 Difference]: With dead ends: 726 [2021-10-21 20:16:13,982 INFO L226 Difference]: Without dead ends: 535 [2021-10-21 20:16:13,983 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 62.6ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-21 20:16:13,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-10-21 20:16:14,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 306. [2021-10-21 20:16:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3278688524590163) internal successors, (405), 305 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2021-10-21 20:16:14,046 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 60 [2021-10-21 20:16:14,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:14,048 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2021-10-21 20:16:14,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-10-21 20:16:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 20:16:14,049 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:14,050 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2021-10-21 20:16:14,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:16:14,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-21 20:16:14,277 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:14,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:14,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1502700669, now seen corresponding path program 2 times [2021-10-21 20:16:14,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:14,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878245681] [2021-10-21 20:16:14,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:14,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 20:16:14,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:14,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878245681] [2021-10-21 20:16:14,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878245681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:14,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:14,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:16:14,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613318730] [2021-10-21 20:16:14,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:16:14,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:14,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:16:14,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:14,425 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:14,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:14,799 INFO L93 Difference]: Finished difference Result 922 states and 1235 transitions. [2021-10-21 20:16:14,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:16:14,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 85 [2021-10-21 20:16:14,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:14,805 INFO L225 Difference]: With dead ends: 922 [2021-10-21 20:16:14,805 INFO L226 Difference]: Without dead ends: 664 [2021-10-21 20:16:14,806 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.5ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:16:14,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 664 states. [2021-10-21 20:16:14,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 664 to 422. [2021-10-21 20:16:14,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.323040380047506) internal successors, (557), 421 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2021-10-21 20:16:14,867 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 85 [2021-10-21 20:16:14,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:14,867 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2021-10-21 20:16:14,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:14,868 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2021-10-21 20:16:14,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 20:16:14,869 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:14,870 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-10-21 20:16:14,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:16:14,870 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:14,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:14,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1897067455, now seen corresponding path program 1 times [2021-10-21 20:16:14,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:14,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892873165] [2021-10-21 20:16:14,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:14,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-21 20:16:14,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:14,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892873165] [2021-10-21 20:16:14,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892873165] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:14,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:14,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 20:16:14,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567850295] [2021-10-21 20:16:14,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 20:16:14,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:14,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 20:16:14,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:16:14,994 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:15,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:15,184 INFO L93 Difference]: Finished difference Result 873 states and 1153 transitions. [2021-10-21 20:16:15,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 20:16:15,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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 85 [2021-10-21 20:16:15,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:15,187 INFO L225 Difference]: With dead ends: 873 [2021-10-21 20:16:15,187 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:16:15,188 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 76.8ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-21 20:16:15,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:16:15,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:16:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:15,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:16:15,189 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-21 20:16:15,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:15,190 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:16:15,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:16:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:16:15,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:16:15,193 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:16:15,193 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:16:15,194 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:16:15,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:16:15,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:16:15,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:15,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:16,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:17,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:18,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point L498-2(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point L498-3(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point L498-5(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,469 INFO L857 garLoopResultBuilder]: For program point L498-6(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,470 INFO L857 garLoopResultBuilder]: For program point L498-8(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,470 INFO L857 garLoopResultBuilder]: For program point L498-9(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,470 INFO L857 garLoopResultBuilder]: For program point L498-11(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,470 INFO L857 garLoopResultBuilder]: For program point L498-12(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,470 INFO L857 garLoopResultBuilder]: For program point L498-14(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,471 INFO L857 garLoopResultBuilder]: For program point L498-15(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,471 INFO L857 garLoopResultBuilder]: For program point L498-17(lines 498 502) no Hoare annotation was computed. [2021-10-21 20:16:25,471 INFO L853 garLoopResultBuilder]: At program point L1031(lines 1026 1034) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,471 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 186) no Hoare annotation was computed. [2021-10-21 20:16:25,471 INFO L853 garLoopResultBuilder]: At program point L173-1(lines 1 1034) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse3) (and .cse0 .cse1 .cse4 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse4 .cse2 (= ~waterLevel~0 1) .cse3))) [2021-10-21 20:16:25,471 INFO L857 garLoopResultBuilder]: For program point L173-2(lines 173 186) no Hoare annotation was computed. [2021-10-21 20:16:25,472 INFO L853 garLoopResultBuilder]: At program point L173-3(lines 1 1034) the Hoare annotation is: false [2021-10-21 20:16:25,472 INFO L857 garLoopResultBuilder]: For program point L173-4(lines 173 186) no Hoare annotation was computed. [2021-10-21 20:16:25,472 INFO L853 garLoopResultBuilder]: At program point L173-5(lines 1 1034) the Hoare annotation is: false [2021-10-21 20:16:25,472 INFO L853 garLoopResultBuilder]: At program point L504(lines 489 507) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0)) (= ULTIMATE.start_isLowWaterLevel_~tmp~8 0) (<= 1 ~waterLevel~0) (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,472 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 489 507) the Hoare annotation is: false [2021-10-21 20:16:25,473 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 489 507) the Hoare annotation is: false [2021-10-21 20:16:25,473 INFO L853 garLoopResultBuilder]: At program point L504-3(lines 489 507) the Hoare annotation is: false [2021-10-21 20:16:25,473 INFO L853 garLoopResultBuilder]: At program point L504-4(lines 489 507) the Hoare annotation is: false [2021-10-21 20:16:25,473 INFO L853 garLoopResultBuilder]: At program point L504-5(lines 489 507) the Hoare annotation is: false [2021-10-21 20:16:25,474 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 247) no Hoare annotation was computed. [2021-10-21 20:16:25,474 INFO L853 garLoopResultBuilder]: At program point L241-1(lines 276 282) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse4 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2021-10-21 20:16:25,474 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,474 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,474 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,475 INFO L857 garLoopResultBuilder]: For program point L308-3(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,475 INFO L857 garLoopResultBuilder]: For program point L308-4(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,475 INFO L857 garLoopResultBuilder]: For program point L308-5(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,475 INFO L857 garLoopResultBuilder]: For program point L308-6(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,475 INFO L857 garLoopResultBuilder]: For program point L308-7(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,476 INFO L857 garLoopResultBuilder]: For program point L308-8(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,476 INFO L857 garLoopResultBuilder]: For program point L308-9(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,476 INFO L857 garLoopResultBuilder]: For program point L308-10(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,476 INFO L857 garLoopResultBuilder]: For program point L308-11(lines 308 325) no Hoare annotation was computed. [2021-10-21 20:16:25,476 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 183) no Hoare annotation was computed. [2021-10-21 20:16:25,477 INFO L857 garLoopResultBuilder]: For program point L177-2(lines 177 183) no Hoare annotation was computed. [2021-10-21 20:16:25,477 INFO L857 garLoopResultBuilder]: For program point L177-4(lines 177 183) no Hoare annotation was computed. [2021-10-21 20:16:25,477 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 908) no Hoare annotation was computed. [2021-10-21 20:16:25,477 INFO L857 garLoopResultBuilder]: For program point L904-3(lines 904 908) no Hoare annotation was computed. [2021-10-21 20:16:25,477 INFO L857 garLoopResultBuilder]: For program point L904-6(lines 904 908) no Hoare annotation was computed. [2021-10-21 20:16:25,478 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,478 INFO L857 garLoopResultBuilder]: For program point L312(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,478 INFO L857 garLoopResultBuilder]: For program point L312-1(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,478 INFO L857 garLoopResultBuilder]: For program point L312-2(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,478 INFO L857 garLoopResultBuilder]: For program point L312-3(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,479 INFO L857 garLoopResultBuilder]: For program point L312-4(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,479 INFO L857 garLoopResultBuilder]: For program point L312-5(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,479 INFO L857 garLoopResultBuilder]: For program point L312-6(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,479 INFO L857 garLoopResultBuilder]: For program point L312-7(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,479 INFO L857 garLoopResultBuilder]: For program point L312-8(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,480 INFO L857 garLoopResultBuilder]: For program point L312-9(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,480 INFO L857 garLoopResultBuilder]: For program point L312-10(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,480 INFO L853 garLoopResultBuilder]: At program point L973(lines 968 976) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-21 20:16:25,480 INFO L857 garLoopResultBuilder]: For program point L312-11(lines 312 320) no Hoare annotation was computed. [2021-10-21 20:16:25,481 INFO L853 garLoopResultBuilder]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2021-10-21 20:16:25,481 INFO L853 garLoopResultBuilder]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2021-10-21 20:16:25,481 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 518) no Hoare annotation was computed. [2021-10-21 20:16:25,481 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 512 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2021-10-21 20:16:25,482 INFO L853 garLoopResultBuilder]: At program point L253(lines 202 254) the Hoare annotation is: false [2021-10-21 20:16:25,482 INFO L857 garLoopResultBuilder]: For program point L981(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,482 INFO L857 garLoopResultBuilder]: For program point L981-1(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,482 INFO L857 garLoopResultBuilder]: For program point L981-2(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,482 INFO L857 garLoopResultBuilder]: For program point L981-3(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,482 INFO L857 garLoopResultBuilder]: For program point L981-4(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,483 INFO L857 garLoopResultBuilder]: For program point L981-5(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,483 INFO L857 garLoopResultBuilder]: For program point L981-6(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,483 INFO L857 garLoopResultBuilder]: For program point L981-7(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,483 INFO L857 garLoopResultBuilder]: For program point L981-8(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,483 INFO L857 garLoopResultBuilder]: For program point L981-9(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,484 INFO L857 garLoopResultBuilder]: For program point L981-10(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,484 INFO L857 garLoopResultBuilder]: For program point L981-11(lines 981 987) no Hoare annotation was computed. [2021-10-21 20:16:25,484 INFO L857 garLoopResultBuilder]: For program point L916(lines 916 920) no Hoare annotation was computed. [2021-10-21 20:16:25,484 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:16:25,484 INFO L853 garLoopResultBuilder]: At program point L986(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,485 INFO L853 garLoopResultBuilder]: At program point L986-1(lines 977 990) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-21 20:16:25,485 INFO L853 garLoopResultBuilder]: At program point L986-2(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,485 INFO L853 garLoopResultBuilder]: At program point L986-3(lines 977 990) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-21 20:16:25,485 INFO L853 garLoopResultBuilder]: At program point L986-4(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,486 INFO L853 garLoopResultBuilder]: At program point L986-5(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,486 INFO L853 garLoopResultBuilder]: At program point L986-6(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,486 INFO L853 garLoopResultBuilder]: At program point L986-7(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,486 INFO L853 garLoopResultBuilder]: At program point L986-8(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,486 INFO L853 garLoopResultBuilder]: At program point L986-9(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,487 INFO L853 garLoopResultBuilder]: At program point L986-10(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,487 INFO L853 garLoopResultBuilder]: At program point L986-11(lines 977 990) the Hoare annotation is: false [2021-10-21 20:16:25,487 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-21 20:16:25,487 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-21 20:16:25,487 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:16:25,488 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,488 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,488 INFO L857 garLoopResultBuilder]: For program point L396-2(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,488 INFO L857 garLoopResultBuilder]: For program point L396-4(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,488 INFO L857 garLoopResultBuilder]: For program point L396-6(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L396-8(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L396-10(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 276 282) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L396-12(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,489 INFO L857 garLoopResultBuilder]: For program point L396-14(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,490 INFO L857 garLoopResultBuilder]: For program point L396-16(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,490 INFO L857 garLoopResultBuilder]: For program point L396-18(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,490 INFO L857 garLoopResultBuilder]: For program point L396-20(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,490 INFO L857 garLoopResultBuilder]: For program point L396-22(lines 396 402) no Hoare annotation was computed. [2021-10-21 20:16:25,490 INFO L857 garLoopResultBuilder]: For program point L928(lines 928 932) no Hoare annotation was computed. [2021-10-21 20:16:25,491 INFO L857 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,491 INFO L857 garLoopResultBuilder]: For program point L334-1(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,491 INFO L857 garLoopResultBuilder]: For program point L334-2(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,491 INFO L857 garLoopResultBuilder]: For program point L334-3(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,491 INFO L857 garLoopResultBuilder]: For program point L334-4(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,492 INFO L857 garLoopResultBuilder]: For program point L334-5(lines 334 351) no Hoare annotation was computed. [2021-10-21 20:16:25,492 INFO L853 garLoopResultBuilder]: At program point L996(lines 991 999) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,492 INFO L853 garLoopResultBuilder]: At program point L996-1(lines 991 999) the Hoare annotation is: false [2021-10-21 20:16:25,492 INFO L853 garLoopResultBuilder]: At program point L996-2(lines 991 999) the Hoare annotation is: false [2021-10-21 20:16:25,493 INFO L853 garLoopResultBuilder]: At program point L996-3(lines 991 999) the Hoare annotation is: false [2021-10-21 20:16:25,493 INFO L853 garLoopResultBuilder]: At program point L996-4(lines 991 999) the Hoare annotation is: false [2021-10-21 20:16:25,494 INFO L853 garLoopResultBuilder]: At program point L996-5(lines 991 999) the Hoare annotation is: false [2021-10-21 20:16:25,494 INFO L857 garLoopResultBuilder]: For program point L204(lines 203 252) no Hoare annotation was computed. [2021-10-21 20:16:25,494 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 209) no Hoare annotation was computed. [2021-10-21 20:16:25,494 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,494 INFO L857 garLoopResultBuilder]: For program point L338-1(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L857 garLoopResultBuilder]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L857 garLoopResultBuilder]: For program point L338-3(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L857 garLoopResultBuilder]: For program point L338-4(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L857 garLoopResultBuilder]: For program point L338-5(lines 338 346) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-21 20:16:25,495 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-21 20:16:25,496 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,496 INFO L853 garLoopResultBuilder]: At program point L276(lines 275 294) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse3 (not (= 0 ~systemActive~0))))) [2021-10-21 20:16:25,496 INFO L857 garLoopResultBuilder]: For program point L276-1(lines 276 282) no Hoare annotation was computed. [2021-10-21 20:16:25,496 INFO L853 garLoopResultBuilder]: At program point L276-2(lines 275 294) the Hoare annotation is: false [2021-10-21 20:16:25,497 INFO L853 garLoopResultBuilder]: At program point L276-3(lines 275 294) the Hoare annotation is: false [2021-10-21 20:16:25,497 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 219) no Hoare annotation was computed. [2021-10-21 20:16:25,497 INFO L853 garLoopResultBuilder]: At program point L213-1(lines 213 219) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse5 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-21 20:16:25,497 INFO L853 garLoopResultBuilder]: At program point L941(lines 936 944) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,498 INFO L853 garLoopResultBuilder]: At program point L941-1(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,498 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 936 944) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,498 INFO L853 garLoopResultBuilder]: At program point L941-3(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,498 INFO L853 garLoopResultBuilder]: At program point L941-4(lines 936 944) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,498 INFO L853 garLoopResultBuilder]: At program point L941-5(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,499 INFO L853 garLoopResultBuilder]: At program point L941-6(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,499 INFO L853 garLoopResultBuilder]: At program point L941-7(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,499 INFO L853 garLoopResultBuilder]: At program point L941-8(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,499 INFO L853 garLoopResultBuilder]: At program point L941-9(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,499 INFO L853 garLoopResultBuilder]: At program point L941-10(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,500 INFO L853 garLoopResultBuilder]: At program point L941-11(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,500 INFO L853 garLoopResultBuilder]: At program point L941-12(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,500 INFO L853 garLoopResultBuilder]: At program point L941-13(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,500 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,500 INFO L853 garLoopResultBuilder]: At program point L941-14(lines 936 944) the Hoare annotation is: false [2021-10-21 20:16:25,501 INFO L857 garLoopResultBuilder]: For program point L479-2(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,501 INFO L857 garLoopResultBuilder]: For program point L479-3(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,501 INFO L857 garLoopResultBuilder]: For program point L479-5(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,501 INFO L857 garLoopResultBuilder]: For program point L479-6(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,501 INFO L857 garLoopResultBuilder]: For program point L479-8(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,502 INFO L857 garLoopResultBuilder]: For program point L479-9(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,502 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-21 20:16:25,502 INFO L857 garLoopResultBuilder]: For program point L479-11(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,502 INFO L857 garLoopResultBuilder]: For program point L479-12(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,502 INFO L857 garLoopResultBuilder]: For program point L479-14(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,502 INFO L857 garLoopResultBuilder]: For program point L479-15(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,503 INFO L857 garLoopResultBuilder]: For program point L479-17(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,503 INFO L857 garLoopResultBuilder]: For program point L479-18(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,503 INFO L857 garLoopResultBuilder]: For program point L479-20(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,503 INFO L857 garLoopResultBuilder]: For program point L479-21(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,503 INFO L857 garLoopResultBuilder]: For program point L479-23(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,504 INFO L857 garLoopResultBuilder]: For program point L479-24(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,504 INFO L857 garLoopResultBuilder]: For program point L479-26(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,504 INFO L857 garLoopResultBuilder]: For program point L479-27(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,504 INFO L857 garLoopResultBuilder]: For program point L479-29(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,504 INFO L857 garLoopResultBuilder]: For program point L479-30(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,505 INFO L857 garLoopResultBuilder]: For program point L479-32(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,505 INFO L857 garLoopResultBuilder]: For program point L479-33(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,505 INFO L857 garLoopResultBuilder]: For program point L479-35(lines 479 483) no Hoare annotation was computed. [2021-10-21 20:16:25,505 INFO L853 garLoopResultBuilder]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse2 .cse4 .cse3))) [2021-10-21 20:16:25,505 INFO L853 garLoopResultBuilder]: At program point L283-1(lines 283 289) the Hoare annotation is: false [2021-10-21 20:16:25,506 INFO L853 garLoopResultBuilder]: At program point L283-2(lines 283 289) the Hoare annotation is: false [2021-10-21 20:16:25,506 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:16:25,506 INFO L853 garLoopResultBuilder]: At program point L485(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,506 INFO L853 garLoopResultBuilder]: At program point L485-1(lines 470 488) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-21 20:16:25,506 INFO L853 garLoopResultBuilder]: At program point L485-2(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,507 INFO L853 garLoopResultBuilder]: At program point L485-3(lines 470 488) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-21 20:16:25,507 INFO L853 garLoopResultBuilder]: At program point L485-4(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,507 INFO L853 garLoopResultBuilder]: At program point L485-5(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,507 INFO L853 garLoopResultBuilder]: At program point L485-6(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,508 INFO L853 garLoopResultBuilder]: At program point L485-7(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,508 INFO L853 garLoopResultBuilder]: At program point L485-8(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,508 INFO L853 garLoopResultBuilder]: At program point L485-9(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,508 INFO L853 garLoopResultBuilder]: At program point L485-10(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,508 INFO L853 garLoopResultBuilder]: At program point L485-11(lines 470 488) the Hoare annotation is: false [2021-10-21 20:16:25,509 INFO L853 garLoopResultBuilder]: At program point L421(lines 414 424) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,509 INFO L853 garLoopResultBuilder]: At program point L421-1(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,509 INFO L853 garLoopResultBuilder]: At program point L421-2(lines 414 424) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,509 INFO L853 garLoopResultBuilder]: At program point L421-3(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,509 INFO L853 garLoopResultBuilder]: At program point L421-4(lines 414 424) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,510 INFO L853 garLoopResultBuilder]: At program point L421-5(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,510 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 229) no Hoare annotation was computed. [2021-10-21 20:16:25,510 INFO L853 garLoopResultBuilder]: At program point L421-6(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,510 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 223 229) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 ~waterLevel~0) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse5 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-21 20:16:25,510 INFO L853 garLoopResultBuilder]: At program point L421-7(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,511 INFO L853 garLoopResultBuilder]: At program point L421-8(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,511 INFO L853 garLoopResultBuilder]: At program point L421-9(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,511 INFO L853 garLoopResultBuilder]: At program point L421-10(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,511 INFO L853 garLoopResultBuilder]: At program point L421-11(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,511 INFO L853 garLoopResultBuilder]: At program point L421-12(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,512 INFO L853 garLoopResultBuilder]: At program point L421-13(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,512 INFO L853 garLoopResultBuilder]: At program point L421-14(lines 414 424) the Hoare annotation is: false [2021-10-21 20:16:25,512 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,512 INFO L857 garLoopResultBuilder]: For program point L158-1(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,512 INFO L857 garLoopResultBuilder]: For program point L158-2(line 158) no Hoare annotation was computed. [2021-10-21 20:16:25,513 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:16:25,513 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-10-21 20:16:25,513 INFO L857 garLoopResultBuilder]: For program point L360-1(lines 360 377) no Hoare annotation was computed. [2021-10-21 20:16:25,513 INFO L857 garLoopResultBuilder]: For program point L360-2(lines 360 377) no Hoare annotation was computed. [2021-10-21 20:16:25,513 INFO L853 garLoopResultBuilder]: At program point L1023(lines 1 1034) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:16:25,514 INFO L853 garLoopResultBuilder]: At program point L430(lines 425 433) the Hoare annotation is: false [2021-10-21 20:16:25,514 INFO L853 garLoopResultBuilder]: At program point L430-1(lines 425 433) the Hoare annotation is: false [2021-10-21 20:16:25,514 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-10-21 20:16:25,514 INFO L853 garLoopResultBuilder]: At program point L430-2(lines 425 433) the Hoare annotation is: false [2021-10-21 20:16:25,514 INFO L857 garLoopResultBuilder]: For program point L364-1(lines 364 372) no Hoare annotation was computed. [2021-10-21 20:16:25,514 INFO L857 garLoopResultBuilder]: For program point L364-2(lines 364 372) no Hoare annotation was computed. [2021-10-21 20:16:25,515 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 248) no Hoare annotation was computed. [2021-10-21 20:16:25,520 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:16:25,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:16:25 BoogieIcfgContainer [2021-10-21 20:16:25,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:16:25,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:16:25,564 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:16:25,564 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:16:25,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:16:09" (3/4) ... [2021-10-21 20:16:25,568 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:16:25,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:16:25,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:16:25,612 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:16:25,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:16:25,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:16:25,619 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:16:25,621 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:16:25,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 20:16:25,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 20:16:25,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && 2 <= tmp) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,645 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-10-21 20:16:25,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-10-21 20:16:25,647 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-10-21 20:16:25,648 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) && 1 <= \result) [2021-10-21 20:16:25,649 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-21 20:16:25,651 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-21 20:16:25,652 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,654 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,656 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-21 20:16:25,657 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && !(\result == 0)) && tmp == 0) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && !(0 == systemActive) [2021-10-21 20:16:25,659 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-21 20:16:25,659 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-21 20:16:25,660 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-21 20:16:25,663 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-21 20:16:25,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-21 20:16:25,781 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:16:25,782 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:16:25,783 INFO L168 Benchmark]: Toolchain (without parser) took 18756.78 ms. Allocated memory was 109.1 MB in the beginning and 239.1 MB in the end (delta: 130.0 MB). Free memory was 76.5 MB in the beginning and 165.0 MB in the end (delta: -88.4 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,784 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 109.1 MB. Free memory is still 62.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:16:25,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.94 ms. Allocated memory is still 109.1 MB. Free memory was 76.3 MB in the beginning and 75.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.98 ms. Allocated memory is still 109.1 MB. Free memory was 75.0 MB in the beginning and 69.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,785 INFO L168 Benchmark]: Boogie Preprocessor took 131.92 ms. Allocated memory is still 109.1 MB. Free memory was 69.1 MB in the beginning and 64.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,786 INFO L168 Benchmark]: RCFGBuilder took 1615.74 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 64.9 MB in the beginning and 99.9 MB in the end (delta: -35.0 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,786 INFO L168 Benchmark]: TraceAbstraction took 15967.39 ms. Allocated memory was 132.1 MB in the beginning and 239.1 MB in the end (delta: 107.0 MB). Free memory was 98.8 MB in the beginning and 183.8 MB in the end (delta: -85.0 MB). Peak memory consumption was 142.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,787 INFO L168 Benchmark]: Witness Printer took 218.04 ms. Allocated memory is still 239.1 MB. Free memory was 183.8 MB in the beginning and 165.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:25,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 109.1 MB. Free memory is still 62.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 658.94 ms. Allocated memory is still 109.1 MB. Free memory was 76.3 MB in the beginning and 75.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 156.98 ms. Allocated memory is still 109.1 MB. Free memory was 75.0 MB in the beginning and 69.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 131.92 ms. Allocated memory is still 109.1 MB. Free memory was 69.1 MB in the beginning and 64.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1615.74 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 64.9 MB in the beginning and 99.9 MB in the end (delta: -35.0 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15967.39 ms. Allocated memory was 132.1 MB in the beginning and 239.1 MB in the end (delta: 107.0 MB). Free memory was 98.8 MB in the beginning and 183.8 MB in the end (delta: -85.0 MB). Peak memory consumption was 142.6 MB. Max. memory is 16.1 GB. * Witness Printer took 218.04 ms. Allocated memory is still 239.1 MB. Free memory was 183.8 MB in the beginning and 165.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 158]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 158]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 158]: 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, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 15857.0ms, OverallIterations: 14, TraceHistogramMax: 3, EmptinessCheckTime: 45.3ms, AutomataDifference: 2276.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 10274.0ms, InitialAbstractionConstructionTime: 20.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2426 SDtfs, 3068 SDslu, 3179 SDs, 0 SdLazy, 447 SolverSat, 106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 920.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 368.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=13, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 515.4ms AutomataMinimizationTime, 14 MinimizatonAttempts, 1602 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 277 NumberOfFragments, 971 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1661817 FormulaSimplificationTreeSizeReduction, 3223.2ms HoareSimplificationTime, 92 FomulaSimplificationsInter, 625730 FormulaSimplificationTreeSizeReductionInter, 7021.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 129.8ms SsaConstructionTime, 615.5ms SatisfiabilityAnalysisTime, 1294.4ms InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1048 SizeOfPredicates, 3 NumberOfNonLiveVariables, 460 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 156/162 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: 275]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && !(\result == 0)) && tmp == 0) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) || (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && tmp___0 == 0) && \result == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1026]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && 2 <= tmp) && \result == 0) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= tmp) && 1 <= waterLevel) && \result == 1) && 1 <= \result)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && waterLevel == 1)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) && 1 <= \result) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:16:25,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4efbef61-7348-489a-9b94-6a9cbb2169bd/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...