./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/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 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:50:26,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:50:26,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:50:26,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:50:26,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:50:26,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:50:26,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:50:26,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:50:26,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:50:26,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:50:26,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:50:26,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:50:26,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:50:26,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:50:26,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:50:27,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:50:27,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:50:27,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:50:27,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:50:27,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:50:27,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:50:27,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:50:27,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:50:27,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:50:27,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:50:27,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:50:27,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:50:27,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:50:27,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:50:27,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:50:27,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:50:27,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:50:27,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:50:27,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:50:27,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:50:27,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:50:27,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:50:27,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:50:27,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:50:27,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:50:27,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:50:27,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:50:27,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:50:27,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:50:27,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:50:27,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:50:27,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:50:27,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:50:27,091 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:50:27,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:50:27,092 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:50:27,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:50:27,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:50:27,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:50:27,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:50:27,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:50:27,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:50:27,094 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:50:27,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:50:27,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:50:27,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:50:27,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:50:27,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:50:27,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:50:27,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:27,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:50:27,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:50:27,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:50:27,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:50:27,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:50:27,097 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:50:27,098 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:50:27,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:50:27,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:50:27,099 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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 [2021-10-21 19:50:27,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:50:27,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:50:27,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:50:27,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:50:27,409 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:50:27,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-21 19:50:27,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/data/795a371e3/e8a2508889b942e8b4bbed82f6f576dc/FLAGce70dffdd [2021-10-21 19:50:28,057 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:50:28,057 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-21 19:50:28,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/data/795a371e3/e8a2508889b942e8b4bbed82f6f576dc/FLAGce70dffdd [2021-10-21 19:50:28,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/data/795a371e3/e8a2508889b942e8b4bbed82f6f576dc [2021-10-21 19:50:28,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:50:28,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:50:28,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:28,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:50:28,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:50:28,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:28" (1/1) ... [2021-10-21 19:50:28,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec79ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:28, skipping insertion in model container [2021-10-21 19:50:28,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:50:28" (1/1) ... [2021-10-21 19:50:28,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:50:28,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:50:28,781 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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-21 19:50:28,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:50:28,957 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:50:28,990 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_532c65ff-79fe-410c-9dde-f7b9b41b5a90/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-21 19:50:29,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:50:29,092 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:50:29,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29 WrapperNode [2021-10-21 19:50:29,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:50:29,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:50:29,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:50:29,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:50:29,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:50:29,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:50:29,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:50:29,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:50:29,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:50:29,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:50:29,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:50:29,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:50:29,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (1/1) ... [2021-10-21 19:50:29,329 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:50:29,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:50:29,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:50:29,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:50:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:50:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:50:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:50:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:50:30,461 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:50:30,462 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-10-21 19:50:30,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:50:30 BoogieIcfgContainer [2021-10-21 19:50:30,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:50:30,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:50:30,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:50:30,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:50:30,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:50:28" (1/3) ... [2021-10-21 19:50:30,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755d824f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:50:30, skipping insertion in model container [2021-10-21 19:50:30,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:50:29" (2/3) ... [2021-10-21 19:50:30,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755d824f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:50:30, skipping insertion in model container [2021-10-21 19:50:30,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:50:30" (3/3) ... [2021-10-21 19:50:30,474 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2021-10-21 19:50:30,480 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:50:30,480 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:50:30,532 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:50:30,539 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:50:30,539 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:50:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:50:30,565 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:30,566 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:50:30,566 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:30,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:30,572 INFO L82 PathProgramCache]: Analyzing trace with hash -2038923744, now seen corresponding path program 1 times [2021-10-21 19:50:30,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:30,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250932374] [2021-10-21 19:50:30,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:30,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:30,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:30,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250932374] [2021-10-21 19:50:30,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250932374] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:30,862 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:30,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:50:30,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927890844] [2021-10-21 19:50:30,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:50:30,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:30,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:50:30,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:50:30,894 INFO L87 Difference]: Start difference. First operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:30,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:30,942 INFO L93 Difference]: Finished difference Result 269 states and 400 transitions. [2021-10-21 19:50:30,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:50:30,944 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 19:50:30,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:30,958 INFO L225 Difference]: With dead ends: 269 [2021-10-21 19:50:30,959 INFO L226 Difference]: Without dead ends: 134 [2021-10-21 19:50:30,963 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:50:30,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-21 19:50:31,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-21 19:50:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 131 states have (on average 1.465648854961832) internal successors, (192), 133 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2021-10-21 19:50:31,019 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2021-10-21 19:50:31,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:31,020 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2021-10-21 19:50:31,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,021 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2021-10-21 19:50:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-21 19:50:31,022 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:31,022 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] [2021-10-21 19:50:31,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:50:31,023 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:31,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:31,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1183223248, now seen corresponding path program 1 times [2021-10-21 19:50:31,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:31,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089584022] [2021-10-21 19:50:31,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:31,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:31,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:31,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089584022] [2021-10-21 19:50:31,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089584022] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:31,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:31,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:50:31,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002317974] [2021-10-21 19:50:31,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:50:31,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:31,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:50:31,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:31,170 INFO L87 Difference]: Start difference. First operand 134 states and 192 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:31,193 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2021-10-21 19:50:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:50:31,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-10-21 19:50:31,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:31,198 INFO L225 Difference]: With dead ends: 134 [2021-10-21 19:50:31,199 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 19:50:31,200 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:31,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 19:50:31,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 19:50:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-21 19:50:31,223 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2021-10-21 19:50:31,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:31,223 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-21 19:50:31,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-21 19:50:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 19:50:31,226 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:31,227 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:50:31,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:50:31,228 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:31,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:31,230 INFO L82 PathProgramCache]: Analyzing trace with hash 401446808, now seen corresponding path program 1 times [2021-10-21 19:50:31,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:31,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379274814] [2021-10-21 19:50:31,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:31,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:31,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:31,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379274814] [2021-10-21 19:50:31,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379274814] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:31,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:31,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:50:31,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091438262] [2021-10-21 19:50:31,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:50:31,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:31,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:50:31,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:50:31,435 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:31,628 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2021-10-21 19:50:31,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:50:31,628 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 19:50:31,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:31,629 INFO L225 Difference]: With dead ends: 103 [2021-10-21 19:50:31,629 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 19:50:31,630 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 57.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:50:31,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 19:50:31,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 19:50:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 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 19:50:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2021-10-21 19:50:31,637 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2021-10-21 19:50:31,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:31,637 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2021-10-21 19:50:31,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-21 19:50:31,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-21 19:50:31,639 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:31,639 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] [2021-10-21 19:50:31,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:50:31,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:31,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:31,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1016692102, now seen corresponding path program 1 times [2021-10-21 19:50:31,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:31,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208348452] [2021-10-21 19:50:31,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:31,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:31,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:31,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208348452] [2021-10-21 19:50:31,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208348452] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:31,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:31,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:50:31,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257055267] [2021-10-21 19:50:31,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:50:31,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:31,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:50:31,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:31,719 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:31,751 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2021-10-21 19:50:31,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:50:31,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 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 28 [2021-10-21 19:50:31,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:31,753 INFO L225 Difference]: With dead ends: 127 [2021-10-21 19:50:31,753 INFO L226 Difference]: Without dead ends: 79 [2021-10-21 19:50:31,754 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:31,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-21 19:50:31,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2021-10-21 19:50:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 76 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-21 19:50:31,777 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2021-10-21 19:50:31,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:31,778 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-21 19:50:31,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-21 19:50:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:50:31,779 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:31,780 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] [2021-10-21 19:50:31,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:50:31,780 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:31,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:31,781 INFO L82 PathProgramCache]: Analyzing trace with hash -836140634, now seen corresponding path program 1 times [2021-10-21 19:50:31,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:31,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268583875] [2021-10-21 19:50:31,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:31,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:31,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:31,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:31,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268583875] [2021-10-21 19:50:31,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268583875] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:31,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:31,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:50:31,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124986474] [2021-10-21 19:50:31,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:50:31,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:31,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:50:31,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:50:31,919 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:32,048 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2021-10-21 19:50:32,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:50:32,049 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:50:32,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:32,054 INFO L225 Difference]: With dead ends: 260 [2021-10-21 19:50:32,054 INFO L226 Difference]: Without dead ends: 190 [2021-10-21 19:50:32,056 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 33.3ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:50:32,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-21 19:50:32,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-10-21 19:50:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.3866666666666667) internal successors, (104), 75 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2021-10-21 19:50:32,071 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2021-10-21 19:50:32,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:32,071 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2021-10-21 19:50:32,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2021-10-21 19:50:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 19:50:32,073 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:32,073 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, 1, 1] [2021-10-21 19:50:32,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:50:32,074 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:32,074 INFO L82 PathProgramCache]: Analyzing trace with hash 2819926, now seen corresponding path program 1 times [2021-10-21 19:50:32,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:32,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92215869] [2021-10-21 19:50:32,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:32,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:32,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:32,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92215869] [2021-10-21 19:50:32,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92215869] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:32,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:32,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:50:32,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320247636] [2021-10-21 19:50:32,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:50:32,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:32,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:50:32,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:50:32,162 INFO L87 Difference]: Start difference. First operand 76 states and 104 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:32,230 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2021-10-21 19:50:32,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:50:32,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2021-10-21 19:50:32,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:32,239 INFO L225 Difference]: With dead ends: 194 [2021-10-21 19:50:32,239 INFO L226 Difference]: Without dead ends: 125 [2021-10-21 19:50:32,242 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:50:32,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-21 19:50:32,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2021-10-21 19:50:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 81 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2021-10-21 19:50:32,273 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2021-10-21 19:50:32,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:32,274 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2021-10-21 19:50:32,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,274 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-21 19:50:32,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 19:50:32,275 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:32,275 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, 1, 1] [2021-10-21 19:50:32,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:50:32,275 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:32,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:32,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1008297324, now seen corresponding path program 1 times [2021-10-21 19:50:32,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:32,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134769477] [2021-10-21 19:50:32,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:32,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:32,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:32,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134769477] [2021-10-21 19:50:32,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134769477] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:32,380 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:32,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:50:32,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704298390] [2021-10-21 19:50:32,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:50:32,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:32,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:50:32,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:50:32,383 INFO L87 Difference]: Start difference. First operand 82 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:32,421 INFO L93 Difference]: Finished difference Result 189 states and 254 transitions. [2021-10-21 19:50:32,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:50:32,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2021-10-21 19:50:32,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:32,423 INFO L225 Difference]: With dead ends: 189 [2021-10-21 19:50:32,423 INFO L226 Difference]: Without dead ends: 114 [2021-10-21 19:50:32,423 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:50:32,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-10-21 19:50:32,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 86. [2021-10-21 19:50:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 85 states have (on average 1.3411764705882352) internal successors, (114), 85 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2021-10-21 19:50:32,433 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2021-10-21 19:50:32,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:32,434 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2021-10-21 19:50:32,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-10-21 19:50:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 19:50:32,435 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:32,436 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, 1, 1] [2021-10-21 19:50:32,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:50:32,436 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:32,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:32,437 INFO L82 PathProgramCache]: Analyzing trace with hash -2029365678, now seen corresponding path program 1 times [2021-10-21 19:50:32,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:32,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584141313] [2021-10-21 19:50:32,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:32,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:32,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:32,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584141313] [2021-10-21 19:50:32,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584141313] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:32,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:32,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:50:32,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286182308] [2021-10-21 19:50:32,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:50:32,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:32,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:50:32,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:32,497 INFO L87 Difference]: Start difference. First operand 86 states and 114 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:32,523 INFO L93 Difference]: Finished difference Result 193 states and 257 transitions. [2021-10-21 19:50:32,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:50:32,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2021-10-21 19:50:32,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:32,525 INFO L225 Difference]: With dead ends: 193 [2021-10-21 19:50:32,525 INFO L226 Difference]: Without dead ends: 114 [2021-10-21 19:50:32,525 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:50:32,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-10-21 19:50:32,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2021-10-21 19:50:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 113 states have (on average 1.3097345132743363) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 148 transitions. [2021-10-21 19:50:32,543 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 148 transitions. Word has length 37 [2021-10-21 19:50:32,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:32,543 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 148 transitions. [2021-10-21 19:50:32,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:32,543 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2021-10-21 19:50:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-21 19:50:32,546 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:32,547 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, 1, 1, 1] [2021-10-21 19:50:32,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:50:32,547 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:32,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:32,548 INFO L82 PathProgramCache]: Analyzing trace with hash -493567726, now seen corresponding path program 1 times [2021-10-21 19:50:32,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:32,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028859683] [2021-10-21 19:50:32,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:32,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:32,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:32,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028859683] [2021-10-21 19:50:32,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028859683] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:50:32,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:50:32,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-21 19:50:32,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055670213] [2021-10-21 19:50:32,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:50:32,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:32,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:50:32,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:50:32,693 INFO L87 Difference]: Start difference. First operand 114 states and 148 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:33,019 INFO L93 Difference]: Finished difference Result 533 states and 713 transitions. [2021-10-21 19:50:33,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:50:33,020 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 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 38 [2021-10-21 19:50:33,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:33,023 INFO L225 Difference]: With dead ends: 533 [2021-10-21 19:50:33,023 INFO L226 Difference]: Without dead ends: 454 [2021-10-21 19:50:33,027 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 93.9ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-21 19:50:33,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-10-21 19:50:33,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 192. [2021-10-21 19:50:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3036649214659686) internal successors, (249), 191 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 249 transitions. [2021-10-21 19:50:33,060 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 249 transitions. Word has length 38 [2021-10-21 19:50:33,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:33,060 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 249 transitions. [2021-10-21 19:50:33,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2021-10-21 19:50:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-21 19:50:33,062 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:50:33,062 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:50:33,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:50:33,063 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:50:33,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:50:33,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1880270052, now seen corresponding path program 1 times [2021-10-21 19:50:33,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:50:33,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681158173] [2021-10-21 19:50:33,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:33,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:50:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:33,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:50:33,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681158173] [2021-10-21 19:50:33,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681158173] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:50:33,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147027785] [2021-10-21 19:50:33,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:50:33,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:50:33,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:50:33,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:50:33,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:50:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:50:33,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:50:33,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:50:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:50:33,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147027785] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:50:33,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:50:33,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-21 19:50:33,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019806136] [2021-10-21 19:50:33,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-21 19:50:33,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:50:33,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-21 19:50:33,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:50:33,616 INFO L87 Difference]: Start difference. First operand 192 states and 249 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:50:33,911 INFO L93 Difference]: Finished difference Result 435 states and 582 transitions. [2021-10-21 19:50:33,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:50:33,912 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-21 19:50:33,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:50:33,913 INFO L225 Difference]: With dead ends: 435 [2021-10-21 19:50:33,913 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:50:33,914 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 53.7ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-21 19:50:33,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:50:33,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:50:33,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:50:33,915 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2021-10-21 19:50:33,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:50:33,915 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:50:33,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:50:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:50:33,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:50:33,918 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:50:33,919 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:50:33,919 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:50:33,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:50:34,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:50:34,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:50:34,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:34,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:50:36,216 INFO L857 garLoopResultBuilder]: For program point L894(line 894) no Hoare annotation was computed. [2021-10-21 19:50:36,217 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,217 INFO L853 garLoopResultBuilder]: At program point L597(lines 597 603) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,217 INFO L853 garLoopResultBuilder]: At program point L597-1(lines 597 603) the Hoare annotation is: false [2021-10-21 19:50:36,217 INFO L853 garLoopResultBuilder]: At program point L597-2(lines 597 603) the Hoare annotation is: false [2021-10-21 19:50:36,217 INFO L853 garLoopResultBuilder]: At program point L533(lines 528 535) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:50:36,217 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L897-1(lines 897 901) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 805) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L853 garLoopResultBuilder]: At program point L799-1(lines 799 805) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 972) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L860 garLoopResultBuilder]: At program point L965-1(lines 965 972) the Hoare annotation is: true [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L767-3(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L767-5(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,218 INFO L857 garLoopResultBuilder]: For program point L767-6(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-8(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-9(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-11(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-12(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-14(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-15(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L767-17(lines 767 771) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,219 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,220 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-10-21 19:50:36,220 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-21 19:50:36,220 INFO L853 garLoopResultBuilder]: At program point L835(lines 788 836) the Hoare annotation is: false [2021-10-21 19:50:36,220 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,220 INFO L853 garLoopResultBuilder]: At program point L869(lines 1 977) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:50:36,220 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: false [2021-10-21 19:50:36,220 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-10-21 19:50:36,220 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773(lines 758 776) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773-1(lines 758 776) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5))) [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 758 776) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773-3(lines 758 776) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773-4(lines 758 776) the Hoare annotation is: false [2021-10-21 19:50:36,221 INFO L853 garLoopResultBuilder]: At program point L773-5(lines 758 776) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L543(lines 590 596) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 590 596) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 590 596) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709(lines 702 712) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-1(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-2(lines 702 712) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-3(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-4(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-5(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,222 INFO L853 garLoopResultBuilder]: At program point L709-6(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,223 INFO L853 garLoopResultBuilder]: At program point L709-7(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,223 INFO L853 garLoopResultBuilder]: At program point L709-8(lines 702 712) the Hoare annotation is: false [2021-10-21 19:50:36,223 INFO L860 garLoopResultBuilder]: At program point L974(lines 955 977) the Hoare annotation is: true [2021-10-21 19:50:36,223 INFO L853 garLoopResultBuilder]: At program point L941(lines 937 943) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:50:36,223 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 815) no Hoare annotation was computed. [2021-10-21 19:50:36,223 INFO L853 garLoopResultBuilder]: At program point L809-1(lines 809 815) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,223 INFO L853 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:50:36,223 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:50:36,223 INFO L857 garLoopResultBuilder]: For program point L648(lines 648 665) no Hoare annotation was computed. [2021-10-21 19:50:36,223 INFO L857 garLoopResultBuilder]: For program point L648-1(lines 648 665) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L648-2(lines 648 665) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684-2(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684-4(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684-6(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684-8(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L857 garLoopResultBuilder]: For program point L684-10(lines 684 690) no Hoare annotation was computed. [2021-10-21 19:50:36,224 INFO L853 garLoopResultBuilder]: At program point L718(lines 713 721) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5 .cse6))) [2021-10-21 19:50:36,225 INFO L853 garLoopResultBuilder]: At program point L718-1(lines 713 721) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-21 19:50:36,225 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 660) no Hoare annotation was computed. [2021-10-21 19:50:36,225 INFO L853 garLoopResultBuilder]: At program point L718-2(lines 713 721) the Hoare annotation is: false [2021-10-21 19:50:36,225 INFO L857 garLoopResultBuilder]: For program point L652-1(lines 652 660) no Hoare annotation was computed. [2021-10-21 19:50:36,225 INFO L853 garLoopResultBuilder]: At program point L718-3(lines 713 721) the Hoare annotation is: false [2021-10-21 19:50:36,225 INFO L853 garLoopResultBuilder]: At program point L718-4(lines 713 721) the Hoare annotation is: false [2021-10-21 19:50:36,225 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 660) no Hoare annotation was computed. [2021-10-21 19:50:36,225 INFO L853 garLoopResultBuilder]: At program point L718-5(lines 713 721) the Hoare annotation is: false [2021-10-21 19:50:36,225 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:50:36,225 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 571) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L853 garLoopResultBuilder]: At program point L554-1(lines 1 977) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3) .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L554-2(lines 554 571) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L853 garLoopResultBuilder]: At program point L554-3(lines 1 977) the Hoare annotation is: false [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L554-4(lines 554 571) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L853 garLoopResultBuilder]: At program point L554-5(lines 1 977) the Hoare annotation is: false [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 830) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622-1(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622-2(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622-3(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622-4(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,226 INFO L857 garLoopResultBuilder]: For program point L622-5(lines 622 639) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L853 garLoopResultBuilder]: At program point L590(lines 586 608) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,227 INFO L853 garLoopResultBuilder]: At program point L590-1(lines 586 608) the Hoare annotation is: false [2021-10-21 19:50:36,227 INFO L853 garLoopResultBuilder]: At program point L590-2(lines 586 608) the Hoare annotation is: false [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 568) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L558-4(lines 558 568) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L790(lines 789 834) no Hoare annotation was computed. [2021-10-21 19:50:36,227 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 565) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L559-2(lines 559 565) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L559-4(lines 559 565) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L626-1(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,230 INFO L857 garLoopResultBuilder]: For program point L626-2(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L626-3(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L626-4(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L626-5(lines 626 634) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-21 19:50:36,231 INFO L857 garLoopResultBuilder]: For program point L825-2(lines 819 830) no Hoare annotation was computed. [2021-10-21 19:50:36,232 INFO L853 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-21 19:50:36,232 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 127 135) the Hoare annotation is: false [2021-10-21 19:50:36,232 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 127 135) the Hoare annotation is: false [2021-10-21 19:50:36,232 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-21 19:50:36,232 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-10-21 19:50:36,233 INFO L853 garLoopResultBuilder]: At program point L893-2(lines 893 907) the Hoare annotation is: false [2021-10-21 19:50:36,238 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:50:36,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:50:36 BoogieIcfgContainer [2021-10-21 19:50:36,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:50:36,265 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:50:36,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:50:36,265 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:50:36,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:50:30" (3/4) ... [2021-10-21 19:50:36,269 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:50:36,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:50:36,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:50:36,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:50:36,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:50:36,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:50:36,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:50:36,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:50:36,337 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-10-21 19:50:36,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-21 19:50:36,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-21 19:50:36,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && 1 < tmp) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,339 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,340 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,341 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-21 19:50:36,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-21 19:50:36,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,343 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,344 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 [2021-10-21 19:50:36,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 [2021-10-21 19:50:36,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 1) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,346 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-21 19:50:36,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-21 19:50:36,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 [2021-10-21 19:50:36,349 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 [2021-10-21 19:50:36,423 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:50:36,423 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:50:36,424 INFO L168 Benchmark]: Toolchain (without parser) took 8007.34 ms. Allocated memory was 100.7 MB in the beginning and 157.3 MB in the end (delta: 56.6 MB). Free memory was 60.7 MB in the beginning and 126.1 MB in the end (delta: -65.4 MB). Peak memory consumption was 83.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,425 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 77.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:50:36,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.88 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 67.3 MB in the end (delta: -6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.57 ms. Allocated memory is still 100.7 MB. Free memory was 67.3 MB in the beginning and 63.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,426 INFO L168 Benchmark]: Boogie Preprocessor took 94.95 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 60.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,426 INFO L168 Benchmark]: RCFGBuilder took 1153.65 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 60.1 MB in the beginning and 83.8 MB in the end (delta: -23.7 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,427 INFO L168 Benchmark]: TraceAbstraction took 5798.20 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 83.8 MB in the beginning and 46.0 MB in the end (delta: 37.8 MB). Peak memory consumption was 76.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,427 INFO L168 Benchmark]: Witness Printer took 158.13 ms. Allocated memory is still 157.3 MB. Free memory was 46.0 MB in the beginning and 126.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:50:36,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 77.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 674.88 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 67.3 MB in the end (delta: -6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.57 ms. Allocated memory is still 100.7 MB. Free memory was 67.3 MB in the beginning and 63.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.95 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 60.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1153.65 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 60.1 MB in the beginning and 83.8 MB in the end (delta: -23.7 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5798.20 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 83.8 MB in the beginning and 46.0 MB in the end (delta: 37.8 MB). Peak memory consumption was 76.6 MB. Max. memory is 16.1 GB. * Witness Printer took 158.13 ms. Allocated memory is still 157.3 MB. Free memory was 46.0 MB in the beginning and 126.1 MB in the end (delta: -80.1 MB). Peak memory consumption was 12.6 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: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: 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, 138 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5707.5ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 24.8ms, AutomataDifference: 1283.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2083.9ms, InitialAbstractionConstructionTime: 14.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1102 SDtfs, 1326 SDslu, 1552 SDs, 0 SdLazy, 257 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 592.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 280.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=9, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 199.4ms AutomataMinimizationTime, 10 MinimizatonAttempts, 449 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 155 NumberOfFragments, 851 HoareAnnotationTreeSize, 61 FomulaSimplifications, 34478 FormulaSimplificationTreeSizeReduction, 522.4ms HoareSimplificationTime, 61 FomulaSimplificationsInter, 11490 FormulaSimplificationTreeSizeReductionInter, 1545.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 89.9ms SsaConstructionTime, 465.6ms SatisfiabilityAnalysisTime, 1021.6ms InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 809 SizeOfPredicates, 3 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && 1 < tmp) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 1) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) RESULT: Ultimate proved your program to be correct! [2021-10-21 19:50:36,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_532c65ff-79fe-410c-9dde-f7b9b41b5a90/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...