./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.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_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/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_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/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_f30c26dd-2288-44dc-82fb-5a02137546b0/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 f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:09:41,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:09:41,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:09:41,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:09:41,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:09:41,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:09:41,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:09:41,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:09:41,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:09:41,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:09:41,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:09:41,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:09:41,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:09:41,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:09:41,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:09:41,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:09:41,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:09:41,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:09:41,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:09:41,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:09:41,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:09:41,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:09:41,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:09:41,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:09:41,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:09:41,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:09:41,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:09:41,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:09:41,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:09:41,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:09:41,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:09:41,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:09:41,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:09:41,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:09:41,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:09:41,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:09:41,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:09:41,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:09:41,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:09:41,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:09:41,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:09:41,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:09:41,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:09:41,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:09:41,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:09:41,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:09:41,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:09:41,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:09:41,266 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:09:41,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:09:41,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:09:41,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:09:41,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:09:41,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:09:41,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:09:41,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:09:41,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:09:41,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:09:41,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:09:41,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:09:41,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:09:41,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:09:41,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:09:41,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:09:41,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:09:41,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:09:41,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:09:41,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:09:41,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:09:41,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:09:41,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:09:41,275 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:09:41,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:09:41,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:09:41,276 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_f30c26dd-2288-44dc-82fb-5a02137546b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 [2021-10-21 20:09:41,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:09:41,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:09:41,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:09:41,677 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:09:41,678 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:09:41,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-21 20:09:41,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/data/cb2c0ee20/e24925f3fea94f3da80a78811f2e7118/FLAGa14e1a32f [2021-10-21 20:09:42,441 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:09:42,442 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-10-21 20:09:42,472 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/data/cb2c0ee20/e24925f3fea94f3da80a78811f2e7118/FLAGa14e1a32f [2021-10-21 20:09:42,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/data/cb2c0ee20/e24925f3fea94f3da80a78811f2e7118 [2021-10-21 20:09:42,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:09:42,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:09:42,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:09:42,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:09:42,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:09:42,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:09:42" (1/1) ... [2021-10-21 20:09:42,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b43e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:42, skipping insertion in model container [2021-10-21 20:09:42,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:09:42" (1/1) ... [2021-10-21 20:09:42,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:09:42,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:09:43,150 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_f30c26dd-2288-44dc-82fb-5a02137546b0/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-21 20:09:43,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:09:43,223 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:09:43,338 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_f30c26dd-2288-44dc-82fb-5a02137546b0/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-10-21 20:09:43,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:09:43,398 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:09:43,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43 WrapperNode [2021-10-21 20:09:43,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:09:43,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:09:43,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:09:43,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:09:43,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:09:43,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:09:43,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:09:43,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:09:43,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:09:43,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:09:43,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:09:43,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:09:43,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (1/1) ... [2021-10-21 20:09:43,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:09:43,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:09:43,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:09:43,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:09:43,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:09:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:09:43,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:09:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:09:44,690 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:09:44,690 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-21 20:09:44,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:09:44 BoogieIcfgContainer [2021-10-21 20:09:44,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:09:44,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:09:44,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:09:44,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:09:44,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:09:42" (1/3) ... [2021-10-21 20:09:44,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d2d249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:09:44, skipping insertion in model container [2021-10-21 20:09:44,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:09:43" (2/3) ... [2021-10-21 20:09:44,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d2d249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:09:44, skipping insertion in model container [2021-10-21 20:09:44,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:09:44" (3/3) ... [2021-10-21 20:09:44,704 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2021-10-21 20:09:44,711 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:09:44,711 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:09:44,783 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:09:44,792 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:09:44,793 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:09:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:44,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-21 20:09:44,831 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:09:44,832 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:09:44,833 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:09:44,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:09:44,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-21 20:09:44,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:09:44,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217370318] [2021-10-21 20:09:44,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:09:44,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:09:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:09:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:09:45,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:09:45,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217370318] [2021-10-21 20:09:45,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217370318] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:09:45,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:09:45,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:09:45,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406753429] [2021-10-21 20:09:45,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:09:45,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:09:45,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:09:45,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:09:45,221 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:09:45,254 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-21 20:09:45,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:09:45,256 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-21 20:09:45,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:09:45,275 INFO L225 Difference]: With dead ends: 204 [2021-10-21 20:09:45,275 INFO L226 Difference]: Without dead ends: 101 [2021-10-21 20:09:45,280 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:09:45,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-21 20:09:45,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-21 20:09:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-21 20:09:45,327 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-21 20:09:45,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:09:45,328 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-21 20:09:45,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,328 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-21 20:09:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-21 20:09:45,330 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:09:45,330 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:09:45,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:09:45,331 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:09:45,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:09:45,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-21 20:09:45,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:09:45,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928125586] [2021-10-21 20:09:45,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:09:45,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:09:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:09:45,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:09:45,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:09:45,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928125586] [2021-10-21 20:09:45,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928125586] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:09:45,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:09:45,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:09:45,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110449626] [2021-10-21 20:09:45,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:09:45,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:09:45,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:09:45,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:09:45,507 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:09:45,521 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-21 20:09:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:09:45,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-21 20:09:45,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:09:45,523 INFO L225 Difference]: With dead ends: 101 [2021-10-21 20:09:45,523 INFO L226 Difference]: Without dead ends: 43 [2021-10-21 20:09:45,524 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:09:45,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-21 20:09:45,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-21 20:09:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-21 20:09:45,532 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-21 20:09:45,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:09:45,532 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-21 20:09:45,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-21 20:09:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-21 20:09:45,534 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:09:45,534 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:09:45,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:09:45,535 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:09:45,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:09:45,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-21 20:09:45,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:09:45,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490197526] [2021-10-21 20:09:45,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:09:45,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:09:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:09:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:09:45,650 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:09:45,650 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490197526] [2021-10-21 20:09:45,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490197526] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:09:45,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:09:45,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:09:45,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924454686] [2021-10-21 20:09:45,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:09:45,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:09:45,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:09:45,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:09:45,656 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:09:45,731 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-21 20:09:45,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:09:45,736 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-21 20:09:45,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:09:45,739 INFO L225 Difference]: With dead ends: 80 [2021-10-21 20:09:45,740 INFO L226 Difference]: Without dead ends: 43 [2021-10-21 20:09:45,741 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:09:45,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-21 20:09:45,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-21 20:09:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-21 20:09:45,753 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-21 20:09:45,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:09:45,753 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-21 20:09:45,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-21 20:09:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 20:09:45,755 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:09:45,755 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:09:45,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:09:45,756 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:09:45,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:09:45,757 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-21 20:09:45,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:09:45,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786734865] [2021-10-21 20:09:45,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:09:45,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:09:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:09:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:09:45,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:09:45,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786734865] [2021-10-21 20:09:45,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786734865] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:09:45,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:09:45,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:09:45,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821785802] [2021-10-21 20:09:45,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:09:45,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:09:45,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:09:45,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:09:45,855 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:45,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:09:45,994 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-21 20:09:45,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 20:09:45,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 20:09:46,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:09:46,002 INFO L225 Difference]: With dead ends: 204 [2021-10-21 20:09:46,002 INFO L226 Difference]: Without dead ends: 167 [2021-10-21 20:09:46,003 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 39.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 20:09:46,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-21 20:09:46,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-21 20:09:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-21 20:09:46,038 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-21 20:09:46,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:09:46,039 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-21 20:09:46,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-21 20:09:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-21 20:09:46,041 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:09:46,041 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:09:46,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:09:46,042 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:09:46,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:09:46,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2021-10-21 20:09:46,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:09:46,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874572433] [2021-10-21 20:09:46,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:09:46,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:09:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:09:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:09:46,144 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:09:46,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874572433] [2021-10-21 20:09:46,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874572433] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:09:46,145 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:09:46,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:09:46,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374864998] [2021-10-21 20:09:46,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:09:46,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:09:46,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:09:46,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:09:46,148 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:46,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:09:46,210 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-21 20:09:46,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:09:46,211 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-21 20:09:46,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:09:46,211 INFO L225 Difference]: With dead ends: 174 [2021-10-21 20:09:46,211 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:09:46,213 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:09:46,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:09:46,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:09:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:09:46,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-21 20:09:46,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:09:46,214 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:09:46,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:09:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:09:46,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:09:46,218 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:09:46,219 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:09:46,219 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:09:46,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:09:46,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:09:46,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:09:46,672 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,672 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-21 20:09:46,672 INFO L857 garLoopResultBuilder]: For program point L566-3(lines 566 570) no Hoare annotation was computed. [2021-10-21 20:09:46,672 INFO L857 garLoopResultBuilder]: For program point L566-6(lines 566 570) no Hoare annotation was computed. [2021-10-21 20:09:46,673 INFO L853 garLoopResultBuilder]: At program point L798(lines 793 801) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,673 INFO L853 garLoopResultBuilder]: At program point L798-1(lines 793 801) the Hoare annotation is: false [2021-10-21 20:09:46,673 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 740) no Hoare annotation was computed. [2021-10-21 20:09:46,673 INFO L853 garLoopResultBuilder]: At program point L798-2(lines 793 801) the Hoare annotation is: false [2021-10-21 20:09:46,674 INFO L857 garLoopResultBuilder]: For program point L732-1(lines 732 740) no Hoare annotation was computed. [2021-10-21 20:09:46,674 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 740) no Hoare annotation was computed. [2021-10-21 20:09:46,674 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 945) no Hoare annotation was computed. [2021-10-21 20:09:46,674 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-21 20:09:46,674 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-21 20:09:46,674 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,675 INFO L857 garLoopResultBuilder]: For program point L702-1(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,675 INFO L857 garLoopResultBuilder]: For program point L702-2(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,675 INFO L853 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: false [2021-10-21 20:09:46,675 INFO L857 garLoopResultBuilder]: For program point L702-3(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,675 INFO L853 garLoopResultBuilder]: At program point L603-1(lines 598 606) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,675 INFO L857 garLoopResultBuilder]: For program point L702-4(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,676 INFO L853 garLoopResultBuilder]: At program point L603-2(lines 598 606) the Hoare annotation is: false [2021-10-21 20:09:46,676 INFO L857 garLoopResultBuilder]: For program point L702-5(lines 702 719) no Hoare annotation was computed. [2021-10-21 20:09:46,676 INFO L853 garLoopResultBuilder]: At program point L603-3(lines 598 606) the Hoare annotation is: false [2021-10-21 20:09:46,676 INFO L853 garLoopResultBuilder]: At program point L603-4(lines 598 606) the Hoare annotation is: false [2021-10-21 20:09:46,676 INFO L853 garLoopResultBuilder]: At program point L603-5(lines 598 606) the Hoare annotation is: false [2021-10-21 20:09:46,677 INFO L853 garLoopResultBuilder]: At program point L670(lines 669 688) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,677 INFO L857 garLoopResultBuilder]: For program point L670-1(lines 670 676) no Hoare annotation was computed. [2021-10-21 20:09:46,677 INFO L853 garLoopResultBuilder]: At program point L670-2(lines 669 688) the Hoare annotation is: false [2021-10-21 20:09:46,677 INFO L853 garLoopResultBuilder]: At program point L670-3(lines 669 688) the Hoare annotation is: false [2021-10-21 20:09:46,677 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,677 INFO L857 garLoopResultBuilder]: For program point L903(lines 902 949) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 908) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706-1(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706-2(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706-3(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706-4(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,678 INFO L857 garLoopResultBuilder]: For program point L706-5(lines 706 714) no Hoare annotation was computed. [2021-10-21 20:09:46,679 INFO L853 garLoopResultBuilder]: At program point L542(lines 1 957) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,679 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,679 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 944) no Hoare annotation was computed. [2021-10-21 20:09:46,679 INFO L853 garLoopResultBuilder]: At program point L940-2(lines 670 676) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,679 INFO L857 garLoopResultBuilder]: For program point L874(lines 874 887) no Hoare annotation was computed. [2021-10-21 20:09:46,680 INFO L853 garLoopResultBuilder]: At program point L874-1(lines 1 957) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,680 INFO L857 garLoopResultBuilder]: For program point L874-2(lines 874 887) no Hoare annotation was computed. [2021-10-21 20:09:46,680 INFO L853 garLoopResultBuilder]: At program point L874-3(lines 1 957) the Hoare annotation is: false [2021-10-21 20:09:46,680 INFO L857 garLoopResultBuilder]: For program point L874-4(lines 874 887) no Hoare annotation was computed. [2021-10-21 20:09:46,680 INFO L853 garLoopResultBuilder]: At program point L874-5(lines 1 957) the Hoare annotation is: false [2021-10-21 20:09:46,681 INFO L853 garLoopResultBuilder]: At program point L677(lines 677 683) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,681 INFO L853 garLoopResultBuilder]: At program point L644(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,681 INFO L853 garLoopResultBuilder]: At program point L677-1(lines 677 683) the Hoare annotation is: false [2021-10-21 20:09:46,681 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,681 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 677 683) the Hoare annotation is: false [2021-10-21 20:09:46,681 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-21 20:09:46,682 INFO L853 garLoopResultBuilder]: At program point L644-2(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,682 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,682 INFO L853 garLoopResultBuilder]: At program point L644-4(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,682 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 639 647) the Hoare annotation is: false [2021-10-21 20:09:46,682 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-21 20:09:46,683 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 884) no Hoare annotation was computed. [2021-10-21 20:09:46,683 INFO L857 garLoopResultBuilder]: For program point L878-2(lines 878 884) no Hoare annotation was computed. [2021-10-21 20:09:46,686 INFO L857 garLoopResultBuilder]: For program point L878-4(lines 878 884) no Hoare annotation was computed. [2021-10-21 20:09:46,690 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:09:46,691 INFO L857 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-10-21 20:09:46,692 INFO L853 garLoopResultBuilder]: At program point L912-1(lines 912 918) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,693 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,693 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,693 INFO L857 garLoopResultBuilder]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,693 INFO L857 garLoopResultBuilder]: For program point L847-5(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,694 INFO L857 garLoopResultBuilder]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,694 INFO L857 garLoopResultBuilder]: For program point L847-8(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,694 INFO L853 garLoopResultBuilder]: At program point L550(lines 545 553) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,694 INFO L857 garLoopResultBuilder]: For program point L847-9(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,694 INFO L857 garLoopResultBuilder]: For program point L847-11(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,695 INFO L857 garLoopResultBuilder]: For program point L847-12(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,695 INFO L857 garLoopResultBuilder]: For program point L847-14(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,696 INFO L857 garLoopResultBuilder]: For program point L847-15(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,696 INFO L857 garLoopResultBuilder]: For program point L847-17(lines 847 851) no Hoare annotation was computed. [2021-10-21 20:09:46,696 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:09:46,697 INFO L853 garLoopResultBuilder]: At program point L950(lines 901 951) the Hoare annotation is: false [2021-10-21 20:09:46,697 INFO L857 garLoopResultBuilder]: For program point L653(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,697 INFO L857 garLoopResultBuilder]: For program point L653-1(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,698 INFO L857 garLoopResultBuilder]: For program point L653-2(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,698 INFO L853 garLoopResultBuilder]: At program point L853(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,698 INFO L853 garLoopResultBuilder]: At program point L853-1(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,698 INFO L853 garLoopResultBuilder]: At program point L853-2(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,699 INFO L853 garLoopResultBuilder]: At program point L853-3(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,699 INFO L853 garLoopResultBuilder]: At program point L853-4(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,699 INFO L853 garLoopResultBuilder]: At program point L853-5(lines 838 856) the Hoare annotation is: false [2021-10-21 20:09:46,699 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:09:46,699 INFO L857 garLoopResultBuilder]: For program point L590(lines 590 594) no Hoare annotation was computed. [2021-10-21 20:09:46,700 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-21 20:09:46,700 INFO L853 garLoopResultBuilder]: At program point L789(lines 782 792) the Hoare annotation is: false [2021-10-21 20:09:46,700 INFO L853 garLoopResultBuilder]: At program point L789-1(lines 782 792) the Hoare annotation is: false [2021-10-21 20:09:46,700 INFO L853 garLoopResultBuilder]: At program point L789-2(lines 782 792) the Hoare annotation is: false [2021-10-21 20:09:46,701 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-21 20:09:46,701 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 928) no Hoare annotation was computed. [2021-10-21 20:09:46,702 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 922 928) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 20:09:46,704 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:09:46,704 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 653) no Hoare annotation was computed. [2021-10-21 20:09:46,705 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-21 20:09:46,705 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 670 676) no Hoare annotation was computed. [2021-10-21 20:09:46,705 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 745) no Hoare annotation was computed. [2021-10-21 20:09:46,705 INFO L857 garLoopResultBuilder]: For program point L728-1(lines 728 745) no Hoare annotation was computed. [2021-10-21 20:09:46,705 INFO L857 garLoopResultBuilder]: For program point L728-2(lines 728 745) no Hoare annotation was computed. [2021-10-21 20:09:46,710 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:09:46,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:09:46 BoogieIcfgContainer [2021-10-21 20:09:46,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:09:46,753 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:09:46,753 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:09:46,754 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:09:46,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:09:44" (3/4) ... [2021-10-21 20:09:46,762 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:09:46,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:09:46,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:09:46,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:09:46,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:09:46,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:09:46,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:09:46,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:09:46,835 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,836 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,836 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,837 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,838 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,840 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,840 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,841 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,843 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 20:09:46,933 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:09:46,933 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:09:46,936 INFO L168 Benchmark]: Toolchain (without parser) took 4259.45 ms. Allocated memory was 104.9 MB in the beginning and 155.2 MB in the end (delta: 50.3 MB). Free memory was 66.3 MB in the beginning and 72.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,936 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory was 84.1 MB in the beginning and 84.0 MB in the end (delta: 63.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:09:46,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.59 ms. Allocated memory is still 104.9 MB. Free memory was 66.1 MB in the beginning and 69.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.73 ms. Allocated memory is still 104.9 MB. Free memory was 69.8 MB in the beginning and 66.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,938 INFO L168 Benchmark]: Boogie Preprocessor took 51.07 ms. Allocated memory is still 104.9 MB. Free memory was 66.2 MB in the beginning and 63.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,942 INFO L168 Benchmark]: RCFGBuilder took 1141.26 ms. Allocated memory was 104.9 MB in the beginning and 155.2 MB in the end (delta: 50.3 MB). Free memory was 63.8 MB in the beginning and 111.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,942 INFO L168 Benchmark]: TraceAbstraction took 2057.01 ms. Allocated memory is still 155.2 MB. Free memory was 110.8 MB in the beginning and 82.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,943 INFO L168 Benchmark]: Witness Printer took 180.44 ms. Allocated memory is still 155.2 MB. Free memory was 82.1 MB in the beginning and 72.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:09:46,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory was 84.1 MB in the beginning and 84.0 MB in the end (delta: 63.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 716.59 ms. Allocated memory is still 104.9 MB. Free memory was 66.1 MB in the beginning and 69.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.73 ms. Allocated memory is still 104.9 MB. Free memory was 69.8 MB in the beginning and 66.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.07 ms. Allocated memory is still 104.9 MB. Free memory was 66.2 MB in the beginning and 63.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1141.26 ms. Allocated memory was 104.9 MB in the beginning and 155.2 MB in the end (delta: 50.3 MB). Free memory was 63.8 MB in the beginning and 111.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2057.01 ms. Allocated memory is still 155.2 MB. Free memory was 110.8 MB in the beginning and 82.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * Witness Printer took 180.44 ms. Allocated memory is still 155.2 MB. Free memory was 82.1 MB in the beginning and 72.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 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: 653]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 653]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 653]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1929.6ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 23.3ms, AutomataDifference: 406.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 451.9ms, InitialAbstractionConstructionTime: 20.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 410 SDtfs, 517 SDslu, 336 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 105.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 109.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 86.6ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1733 FormulaSimplificationTreeSizeReduction, 225.3ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 245 FormulaSimplificationTreeSizeReductionInter, 211.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 39.0ms SsaConstructionTime, 224.3ms SatisfiabilityAnalysisTime, 437.0ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:09:47,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30c26dd-2288-44dc-82fb-5a02137546b0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...