./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product16.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_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/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_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/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_389a3e10-cf16-47c1-aefa-63a0189546a2/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 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:05:27,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:05:27,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:05:27,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:05:27,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:05:27,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:05:27,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:05:27,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:05:27,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:05:27,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:05:27,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:05:27,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:05:27,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:05:27,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:05:27,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:05:27,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:05:27,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:05:27,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:05:27,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:05:27,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:05:27,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:05:27,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:05:27,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:05:27,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:05:27,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:05:27,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:05:27,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:05:27,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:05:27,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:05:27,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:05:27,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:05:27,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:05:27,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:05:27,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:05:27,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:05:27,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:05:27,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:05:27,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:05:27,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:05:27,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:05:27,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:05:27,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:05:27,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:05:27,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:05:27,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:05:27,443 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:05:27,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:05:27,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:05:27,449 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:05:27,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:05:27,449 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:05:27,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:05:27,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:05:27,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:05:27,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:05:27,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:05:27,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:05:27,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:05:27,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:05:27,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:05:27,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:05:27,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:05:27,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:05:27,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:05:27,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:05:27,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:05:27,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:05:27,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:05:27,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:05:27,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:05:27,456 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:05:27,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:05:27,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:05:27,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:05:27,458 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_389a3e10-cf16-47c1-aefa-63a0189546a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 [2021-10-21 20:05:27,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:05:27,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:05:27,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:05:27,779 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:05:27,780 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:05:27,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2021-10-21 20:05:27,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/data/f1bbca8b0/ca13100168b94b4c948470cc809441fb/FLAG61c493c44 [2021-10-21 20:05:28,493 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:05:28,494 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2021-10-21 20:05:28,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/data/f1bbca8b0/ca13100168b94b4c948470cc809441fb/FLAG61c493c44 [2021-10-21 20:05:28,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/data/f1bbca8b0/ca13100168b94b4c948470cc809441fb [2021-10-21 20:05:28,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:05:28,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:05:28,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:05:28,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:05:28,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:05:28,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:05:28" (1/1) ... [2021-10-21 20:05:28,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313e19b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:28, skipping insertion in model container [2021-10-21 20:05:28,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:05:28" (1/1) ... [2021-10-21 20:05:28,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:05:28,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:05:29,158 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_389a3e10-cf16-47c1-aefa-63a0189546a2/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2021-10-21 20:05:29,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:05:29,204 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:05:29,282 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_389a3e10-cf16-47c1-aefa-63a0189546a2/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2021-10-21 20:05:29,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:05:29,329 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:05:29,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29 WrapperNode [2021-10-21 20:05:29,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:05:29,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:05:29,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:05:29,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:05:29,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:05:29,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:05:29,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:05:29,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:05:29,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:05:29,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:05:29,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:05:29,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:05:29,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (1/1) ... [2021-10-21 20:05:29,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:05:29,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:05:29,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:05:29,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:05:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:05:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:05:29,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:05:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:05:30,504 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:05:30,505 INFO L299 CfgBuilder]: Removed 116 assume(true) statements. [2021-10-21 20:05:30,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:05:30 BoogieIcfgContainer [2021-10-21 20:05:30,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:05:30,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:05:30,513 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:05:30,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:05:30,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:05:28" (1/3) ... [2021-10-21 20:05:30,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3a1a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:05:30, skipping insertion in model container [2021-10-21 20:05:30,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:05:29" (2/3) ... [2021-10-21 20:05:30,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e3a1a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:05:30, skipping insertion in model container [2021-10-21 20:05:30,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:05:30" (3/3) ... [2021-10-21 20:05:30,521 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2021-10-21 20:05:30,530 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:05:30,531 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:05:30,585 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:05:30,591 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 20:05:30,592 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:05:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 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 20:05:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 20:05:30,612 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:05:30,613 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:05:30,614 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 20:05:30,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:05:30,620 INFO L82 PathProgramCache]: Analyzing trace with hash -251092411, now seen corresponding path program 1 times [2021-10-21 20:05:30,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:05:30,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836117685] [2021-10-21 20:05:30,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:05:30,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:05:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:05:30,903 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 20:05:30,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:05:30,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836117685] [2021-10-21 20:05:30,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836117685] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:05:30,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:05:30,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:05:30,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518150931] [2021-10-21 20:05:30,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:05:30,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:05:30,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:05:30,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:05:30,942 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:30,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:05:30,975 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2021-10-21 20:05:30,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:05:30,978 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 20:05:30,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:05:30,991 INFO L225 Difference]: With dead ends: 153 [2021-10-21 20:05:30,992 INFO L226 Difference]: Without dead ends: 76 [2021-10-21 20:05:30,996 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 20:05:31,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-21 20:05:31,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-10-21 20:05:31,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 73 states have (on average 1.4383561643835616) internal successors, (105), 75 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-10-21 20:05:31,059 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 19 [2021-10-21 20:05:31,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:05:31,060 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-10-21 20:05:31,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-10-21 20:05:31,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-21 20:05:31,063 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:05:31,063 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:05:31,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:05:31,064 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 20:05:31,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:05:31,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1554927142, now seen corresponding path program 1 times [2021-10-21 20:05:31,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:05:31,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764390612] [2021-10-21 20:05:31,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:05:31,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:05:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:05:31,265 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 20:05:31,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:05:31,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764390612] [2021-10-21 20:05:31,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764390612] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:05:31,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:05:31,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:05:31,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298302542] [2021-10-21 20:05:31,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:05:31,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:05:31,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:05:31,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:05:31,270 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:05:31,282 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2021-10-21 20:05:31,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:05:31,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-21 20:05:31,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:05:31,296 INFO L225 Difference]: With dead ends: 76 [2021-10-21 20:05:31,297 INFO L226 Difference]: Without dead ends: 37 [2021-10-21 20:05:31,298 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:05:31,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-21 20:05:31,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-21 20:05:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 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 20:05:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-10-21 20:05:31,304 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-10-21 20:05:31,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:05:31,305 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-10-21 20:05:31,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-21 20:05:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 20:05:31,307 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:05:31,307 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:05:31,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:05:31,323 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 20:05:31,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:05:31,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1783041890, now seen corresponding path program 1 times [2021-10-21 20:05:31,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:05:31,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359632705] [2021-10-21 20:05:31,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:05:31,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:05:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:05:31,495 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 20:05:31,504 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:05:31,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359632705] [2021-10-21 20:05:31,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359632705] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:05:31,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:05:31,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:05:31,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230444587] [2021-10-21 20:05:31,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:05:31,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:05:31,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:05:31,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:05:31,508 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:05:31,543 INFO L93 Difference]: Finished difference Result 97 states and 139 transitions. [2021-10-21 20:05:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:05:31,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 20:05:31,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:05:31,553 INFO L225 Difference]: With dead ends: 97 [2021-10-21 20:05:31,553 INFO L226 Difference]: Without dead ends: 67 [2021-10-21 20:05:31,554 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:05:31,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-21 20:05:31,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2021-10-21 20:05:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 62 states have internal predecessors, (90), 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 20:05:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2021-10-21 20:05:31,566 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 26 [2021-10-21 20:05:31,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:05:31,567 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2021-10-21 20:05:31,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:05:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2021-10-21 20:05:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 20:05:31,575 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:05:31,575 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:05:31,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:05:31,576 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 20:05:31,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:05:31,577 INFO L82 PathProgramCache]: Analyzing trace with hash -628588229, now seen corresponding path program 1 times [2021-10-21 20:05:31,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:05:31,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459200156] [2021-10-21 20:05:31,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:05:31,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:05:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:05:31,746 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 20:05:31,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:05:31,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459200156] [2021-10-21 20:05:31,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459200156] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:05:31,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:05:31,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:05:31,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123772797] [2021-10-21 20:05:31,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:05:31,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:05:31,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:05:31,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:05:31,751 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 20:05:31,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:05:31,831 INFO L93 Difference]: Finished difference Result 158 states and 232 transitions. [2021-10-21 20:05:31,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:05:31,832 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2021-10-21 20:05:31,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:05:31,833 INFO L225 Difference]: With dead ends: 158 [2021-10-21 20:05:31,833 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:05:31,834 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:05:31,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:05:31,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:05:31,835 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 20:05:31,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:05:31,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-21 20:05:31,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:05:31,836 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:05:31,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 20:05:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:05:31,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:05:31,840 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:05:31,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:05:31,841 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:05:31,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:05:31,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:05:31,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:31,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:05:32,076 INFO L857 garLoopResultBuilder]: For program point L481(line 481) no Hoare annotation was computed. [2021-10-21 20:05:32,077 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,077 INFO L853 garLoopResultBuilder]: At program point L531(lines 527 533) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:05:32,077 INFO L853 garLoopResultBuilder]: At program point L944(lines 939 947) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,077 INFO L853 garLoopResultBuilder]: At program point L944-1(lines 939 947) the Hoare annotation is: false [2021-10-21 20:05:32,078 INFO L853 garLoopResultBuilder]: At program point L944-2(lines 939 947) the Hoare annotation is: false [2021-10-21 20:05:32,078 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 816) no Hoare annotation was computed. [2021-10-21 20:05:32,078 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:05:32,078 INFO L853 garLoopResultBuilder]: At program point L912(lines 907 915) the Hoare annotation is: false [2021-10-21 20:05:32,078 INFO L853 garLoopResultBuilder]: At program point L912-1(lines 907 915) the Hoare annotation is: false [2021-10-21 20:05:32,079 INFO L853 garLoopResultBuilder]: At program point L912-2(lines 907 915) the Hoare annotation is: false [2021-10-21 20:05:32,079 INFO L857 garLoopResultBuilder]: For program point L780(lines 780 786) no Hoare annotation was computed. [2021-10-21 20:05:32,079 INFO L853 garLoopResultBuilder]: At program point L780-1(lines 780 786) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 20:05:32,080 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 460) no Hoare annotation was computed. [2021-10-21 20:05:32,080 INFO L857 garLoopResultBuilder]: For program point L450-2(lines 450 460) no Hoare annotation was computed. [2021-10-21 20:05:32,080 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 836) no Hoare annotation was computed. [2021-10-21 20:05:32,080 INFO L857 garLoopResultBuilder]: For program point L450-4(lines 450 460) no Hoare annotation was computed. [2021-10-21 20:05:32,080 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 830 836) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-21 20:05:32,081 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 488) no Hoare annotation was computed. [2021-10-21 20:05:32,081 INFO L857 garLoopResultBuilder]: For program point L451(lines 451 457) no Hoare annotation was computed. [2021-10-21 20:05:32,081 INFO L857 garLoopResultBuilder]: For program point L484-1(lines 484 488) no Hoare annotation was computed. [2021-10-21 20:05:32,081 INFO L857 garLoopResultBuilder]: For program point L451-2(lines 451 457) no Hoare annotation was computed. [2021-10-21 20:05:32,081 INFO L857 garLoopResultBuilder]: For program point L451-4(lines 451 457) no Hoare annotation was computed. [2021-10-21 20:05:32,082 INFO L857 garLoopResultBuilder]: For program point L666(lines 666 683) no Hoare annotation was computed. [2021-10-21 20:05:32,082 INFO L857 garLoopResultBuilder]: For program point L666-1(lines 666 683) no Hoare annotation was computed. [2021-10-21 20:05:32,082 INFO L857 garLoopResultBuilder]: For program point L666-2(lines 666 683) no Hoare annotation was computed. [2021-10-21 20:05:32,082 INFO L853 garLoopResultBuilder]: At program point L435(lines 634 640) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,082 INFO L853 garLoopResultBuilder]: At program point L435-1(lines 634 640) the Hoare annotation is: false [2021-10-21 20:05:32,083 INFO L853 garLoopResultBuilder]: At program point L435-2(lines 634 640) the Hoare annotation is: false [2021-10-21 20:05:32,083 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 854) no Hoare annotation was computed. [2021-10-21 20:05:32,083 INFO L853 garLoopResultBuilder]: At program point L848-1(lines 1 947) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-21 20:05:32,083 INFO L853 garLoopResultBuilder]: At program point L634(lines 630 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,084 INFO L853 garLoopResultBuilder]: At program point L634-1(lines 630 652) the Hoare annotation is: false [2021-10-21 20:05:32,084 INFO L853 garLoopResultBuilder]: At program point L634-2(lines 630 652) the Hoare annotation is: false [2021-10-21 20:05:32,084 INFO L860 garLoopResultBuilder]: At program point L568(lines 549 571) the Hoare annotation is: true [2021-10-21 20:05:32,084 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-10-21 20:05:32,084 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:05:32,085 INFO L853 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:05:32,085 INFO L853 garLoopResultBuilder]: At program point L736(lines 731 739) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,085 INFO L853 garLoopResultBuilder]: At program point L736-1(lines 731 739) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,085 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 678) no Hoare annotation was computed. [2021-10-21 20:05:32,085 INFO L853 garLoopResultBuilder]: At program point L736-2(lines 731 739) the Hoare annotation is: false [2021-10-21 20:05:32,086 INFO L857 garLoopResultBuilder]: For program point L670-1(lines 670 678) no Hoare annotation was computed. [2021-10-21 20:05:32,086 INFO L853 garLoopResultBuilder]: At program point L736-3(lines 731 739) the Hoare annotation is: false [2021-10-21 20:05:32,086 INFO L853 garLoopResultBuilder]: At program point L736-4(lines 731 739) the Hoare annotation is: false [2021-10-21 20:05:32,086 INFO L857 garLoopResultBuilder]: For program point L670-2(lines 670 678) no Hoare annotation was computed. [2021-10-21 20:05:32,086 INFO L853 garLoopResultBuilder]: At program point L736-5(lines 731 739) the Hoare annotation is: false [2021-10-21 20:05:32,087 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,087 INFO L857 garLoopResultBuilder]: For program point L820(lines 820 826) no Hoare annotation was computed. [2021-10-21 20:05:32,087 INFO L853 garLoopResultBuilder]: At program point L820-1(lines 820 826) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-21 20:05:32,087 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:05:32,088 INFO L857 garLoopResultBuilder]: For program point L887(lines 887 891) no Hoare annotation was computed. [2021-10-21 20:05:32,088 INFO L853 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:05:32,088 INFO L853 garLoopResultBuilder]: At program point L641(lines 641 647) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-21 20:05:32,088 INFO L853 garLoopResultBuilder]: At program point L641-1(lines 641 647) the Hoare annotation is: false [2021-10-21 20:05:32,088 INFO L853 garLoopResultBuilder]: At program point L641-2(lines 641 647) the Hoare annotation is: false [2021-10-21 20:05:32,089 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 566) no Hoare annotation was computed. [2021-10-21 20:05:32,089 INFO L860 garLoopResultBuilder]: At program point L559-1(lines 559 566) the Hoare annotation is: true [2021-10-21 20:05:32,089 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 855) no Hoare annotation was computed. [2021-10-21 20:05:32,089 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:05:32,089 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,090 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-10-21 20:05:32,090 INFO L857 garLoopResultBuilder]: For program point L875-3(lines 875 879) no Hoare annotation was computed. [2021-10-21 20:05:32,090 INFO L857 garLoopResultBuilder]: For program point L875-6(lines 875 879) no Hoare annotation was computed. [2021-10-21 20:05:32,090 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 463) no Hoare annotation was computed. [2021-10-21 20:05:32,090 INFO L853 garLoopResultBuilder]: At program point L446-1(lines 1 947) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-21 20:05:32,091 INFO L857 garLoopResultBuilder]: For program point L446-2(lines 446 463) no Hoare annotation was computed. [2021-10-21 20:05:32,091 INFO L853 garLoopResultBuilder]: At program point L446-3(lines 1 947) the Hoare annotation is: false [2021-10-21 20:05:32,091 INFO L857 garLoopResultBuilder]: For program point L446-4(lines 446 463) no Hoare annotation was computed. [2021-10-21 20:05:32,091 INFO L853 garLoopResultBuilder]: At program point L446-5(lines 1 947) the Hoare annotation is: false [2021-10-21 20:05:32,094 INFO L853 garLoopResultBuilder]: At program point L727(lines 720 730) the Hoare annotation is: false [2021-10-21 20:05:32,094 INFO L853 garLoopResultBuilder]: At program point L727-1(lines 720 730) the Hoare annotation is: false [2021-10-21 20:05:32,094 INFO L853 garLoopResultBuilder]: At program point L727-2(lines 720 730) the Hoare annotation is: false [2021-10-21 20:05:32,095 INFO L853 garLoopResultBuilder]: At program point L595(lines 1 947) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-21 20:05:32,095 INFO L857 garLoopResultBuilder]: For program point L612(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,095 INFO L857 garLoopResultBuilder]: For program point L612-1(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,095 INFO L857 garLoopResultBuilder]: For program point L612-2(line 612) no Hoare annotation was computed. [2021-10-21 20:05:32,095 INFO L853 garLoopResultBuilder]: At program point L480-2(lines 480 494) the Hoare annotation is: false [2021-10-21 20:05:32,096 INFO L853 garLoopResultBuilder]: At program point L860(lines 809 861) the Hoare annotation is: false [2021-10-21 20:05:32,096 INFO L857 garLoopResultBuilder]: For program point L811(lines 810 859) no Hoare annotation was computed. [2021-10-21 20:05:32,101 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:05:32,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:05:32 BoogieIcfgContainer [2021-10-21 20:05:32,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:05:32,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:05:32,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:05:32,136 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:05:32,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:05:30" (3/4) ... [2021-10-21 20:05:32,139 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:05:32,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:05:32,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:05:32,159 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:05:32,159 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:05:32,160 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:05:32,161 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:05:32,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:05:32,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-21 20:05:32,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-21 20:05:32,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) [2021-10-21 20:05:32,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-21 20:05:32,249 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:05:32,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:05:32,251 INFO L168 Benchmark]: Toolchain (without parser) took 3484.34 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 85.8 MB in the beginning and 96.6 MB in the end (delta: -10.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,251 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 123.7 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:05:32,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.23 ms. Allocated memory is still 123.7 MB. Free memory was 85.6 MB in the beginning and 91.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.19 ms. Allocated memory is still 123.7 MB. Free memory was 91.4 MB in the beginning and 88.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,253 INFO L168 Benchmark]: Boogie Preprocessor took 39.88 ms. Allocated memory is still 123.7 MB. Free memory was 88.3 MB in the beginning and 86.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,253 INFO L168 Benchmark]: RCFGBuilder took 1061.40 ms. Allocated memory is still 123.7 MB. Free memory was 86.2 MB in the beginning and 94.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,254 INFO L168 Benchmark]: TraceAbstraction took 1621.90 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 93.9 MB in the beginning and 104.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,254 INFO L168 Benchmark]: Witness Printer took 114.17 ms. Allocated memory is still 157.3 MB. Free memory was 104.0 MB in the beginning and 96.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:05:32,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 123.7 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 562.23 ms. Allocated memory is still 123.7 MB. Free memory was 85.6 MB in the beginning and 91.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.19 ms. Allocated memory is still 123.7 MB. Free memory was 91.4 MB in the beginning and 88.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.88 ms. Allocated memory is still 123.7 MB. Free memory was 88.3 MB in the beginning and 86.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1061.40 ms. Allocated memory is still 123.7 MB. Free memory was 86.2 MB in the beginning and 94.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1621.90 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 93.9 MB in the beginning and 104.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * Witness Printer took 114.17 ms. Allocated memory is still 157.3 MB. Free memory was 104.0 MB in the beginning and 96.6 MB in the end (delta: 7.4 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: 612]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 612]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 612]: 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, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1517.0ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 18.1ms, AutomataDifference: 245.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 233.8ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 279 SDtfs, 156 SDslu, 118 SDs, 0 SdLazy, 31 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 49.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 64.3ms AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 189 HoareAnnotationTreeSize, 39 FomulaSimplifications, 437 FormulaSimplificationTreeSizeReduction, 77.5ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 144.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 37.6ms SsaConstructionTime, 256.2ms SatisfiabilityAnalysisTime, 429.8ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 148 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) || ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:05:32,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389a3e10-cf16-47c1-aefa-63a0189546a2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...