./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa --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 ecbd3b7927e701d55fc39288fc091a7415141c93c89521192fc4dc52b10e4c6c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:16:28,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:16:28,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:16:28,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:16:28,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:16:28,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:16:28,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:16:28,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:16:28,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:16:28,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:16:28,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:16:28,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:16:28,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:16:28,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:16:28,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:16:28,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:16:28,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:16:28,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:16:28,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:16:28,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:16:28,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:16:28,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:16:28,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:16:28,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:16:28,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:16:28,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:16:28,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:16:28,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:16:28,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:16:28,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:16:28,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:16:28,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:16:28,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:16:28,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:16:28,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:16:28,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:16:28,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:16:28,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:16:28,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:16:28,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:16:28,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:16:28,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 17:16:28,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:16:28,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:16:28,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:16:28,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:16:28,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 17:16:28,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 17:16:28,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:16:28,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:16:28,283 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:16:28,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 17:16:28,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 17:16:28,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:16:28,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:16:28,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 17:16:28,286 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 17:16:28,287 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 17:16:28,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 17:16:28,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:16:28,287 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_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecbd3b7927e701d55fc39288fc091a7415141c93c89521192fc4dc52b10e4c6c [2021-12-06 17:16:28,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:16:28,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:16:28,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:16:28,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:16:28,523 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:16:28,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2021-12-06 17:16:28,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/data/6c58dde0d/f47a452dbbd24987b5d037eedec7cd59/FLAG176ca1d88 [2021-12-06 17:16:29,002 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:16:29,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2021-12-06 17:16:29,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/data/6c58dde0d/f47a452dbbd24987b5d037eedec7cd59/FLAG176ca1d88 [2021-12-06 17:16:29,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/data/6c58dde0d/f47a452dbbd24987b5d037eedec7cd59 [2021-12-06 17:16:29,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:16:29,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:16:29,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:16:29,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:16:29,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:16:29,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76581d12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29, skipping insertion in model container [2021-12-06 17:16:29,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:16:29,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:16:29,180 WARN L230 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_c5ccfb7b-d33a-462f-97ee-43664584b942/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c[1605,1618] [2021-12-06 17:16:29,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:16:29,267 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:16:29,278 WARN L230 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_c5ccfb7b-d33a-462f-97ee-43664584b942/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c[1605,1618] [2021-12-06 17:16:29,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:16:29,334 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:16:29,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29 WrapperNode [2021-12-06 17:16:29,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:16:29,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:16:29,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:16:29,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:16:29,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,374 INFO L137 Inliner]: procedures = 55, calls = 154, calls flagged for inlining = 22, calls inlined = 17, statements flattened = 219 [2021-12-06 17:16:29,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:16:29,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:16:29,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:16:29,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:16:29,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:16:29,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:16:29,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:16:29,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:16:29,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (1/1) ... [2021-12-06 17:16:29,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:16:29,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:16:29,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 17:16:29,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 17:16:29,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 17:16:29,516 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-06 17:16:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-06 17:16:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-06 17:16:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-06 17:16:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-06 17:16:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-06 17:16:29,517 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-12-06 17:16:29,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-12-06 17:16:29,518 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-06 17:16:29,518 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-06 17:16:29,518 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-06 17:16:29,518 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-06 17:16:29,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 17:16:29,518 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-06 17:16:29,518 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-06 17:16:29,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:16:29,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:16:29,577 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:16:29,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:16:29,802 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:16:29,808 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:16:29,808 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-06 17:16:29,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:29 BoogieIcfgContainer [2021-12-06 17:16:29,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:16:29,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 17:16:29,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 17:16:29,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 17:16:29,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 05:16:29" (1/3) ... [2021-12-06 17:16:29,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d410729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:16:29, skipping insertion in model container [2021-12-06 17:16:29,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:29" (2/3) ... [2021-12-06 17:16:29,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d410729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:16:29, skipping insertion in model container [2021-12-06 17:16:29,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:29" (3/3) ... [2021-12-06 17:16:29,816 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2021-12-06 17:16:29,820 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 17:16:29,820 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 17:16:29,856 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:16:29,862 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 [2021-12-06 17:16:29,863 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 17:16:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-06 17:16:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-12-06 17:16:29,890 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:16:29,891 INFO L514 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] [2021-12-06 17:16:29,891 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:16:29,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:29,898 INFO L85 PathProgramCache]: Analyzing trace with hash -27240357, now seen corresponding path program 1 times [2021-12-06 17:16:29,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:29,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161680342] [2021-12-06 17:16:29,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:29,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:16:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:30,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:30,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161680342] [2021-12-06 17:16:30,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161680342] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:30,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:30,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 17:16:30,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243807863] [2021-12-06 17:16:30,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:30,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-06 17:16:30,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:30,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-06 17:16:30,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 17:16:30,139 INFO L87 Difference]: Start difference. First operand has 81 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:16:30,171 INFO L93 Difference]: Finished difference Result 154 states and 207 transitions. [2021-12-06 17:16:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 17:16:30,172 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2021-12-06 17:16:30,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:16:30,180 INFO L225 Difference]: With dead ends: 154 [2021-12-06 17:16:30,181 INFO L226 Difference]: Without dead ends: 72 [2021-12-06 17:16:30,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 17:16:30,189 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:16:30,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:16:30,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-12-06 17:16:30,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2021-12-06 17:16:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 60 states have internal predecessors, (70), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2021-12-06 17:16:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 91 transitions. [2021-12-06 17:16:30,226 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 91 transitions. Word has length 23 [2021-12-06 17:16:30,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:16:30,226 INFO L470 AbstractCegarLoop]: Abstraction has 72 states and 91 transitions. [2021-12-06 17:16:30,227 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2021-12-06 17:16:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-12-06 17:16:30,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:16:30,229 INFO L514 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] [2021-12-06 17:16:30,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 17:16:30,229 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:16:30,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:30,231 INFO L85 PathProgramCache]: Analyzing trace with hash 701165360, now seen corresponding path program 1 times [2021-12-06 17:16:30,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:30,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651018238] [2021-12-06 17:16:30,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:30,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-06 17:16:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:30,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:30,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651018238] [2021-12-06 17:16:30,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651018238] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:30,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:30,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 17:16:30,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879618974] [2021-12-06 17:16:30,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:30,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:16:30,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:30,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:16:30,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:16:30,320 INFO L87 Difference]: Start difference. First operand 72 states and 91 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:16:30,335 INFO L93 Difference]: Finished difference Result 105 states and 131 transitions. [2021-12-06 17:16:30,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:16:30,336 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2021-12-06 17:16:30,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:16:30,338 INFO L225 Difference]: With dead ends: 105 [2021-12-06 17:16:30,338 INFO L226 Difference]: Without dead ends: 63 [2021-12-06 17:16:30,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 17:16:30,340 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 17 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:16:30,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 134 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:16:30,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-12-06 17:16:30,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-12-06 17:16:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 48 states have (on average 1.3125) internal successors, (63), 54 states have internal predecessors, (63), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2021-12-06 17:16:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2021-12-06 17:16:30,352 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 79 transitions. Word has length 24 [2021-12-06 17:16:30,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:16:30,353 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 79 transitions. [2021-12-06 17:16:30,353 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), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2021-12-06 17:16:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-12-06 17:16:30,354 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:16:30,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:30,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 17:16:30,355 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:16:30,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:30,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1063301461, now seen corresponding path program 1 times [2021-12-06 17:16:30,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:30,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391664481] [2021-12-06 17:16:30,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:30,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:30,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:16:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:30,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:30,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391664481] [2021-12-06 17:16:30,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391664481] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:30,439 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:30,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 17:16:30,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021073883] [2021-12-06 17:16:30,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:30,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 17:16:30,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:30,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 17:16:30,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 17:16:30,442 INFO L87 Difference]: Start difference. First operand 63 states and 79 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:16:30,521 INFO L93 Difference]: Finished difference Result 161 states and 206 transitions. [2021-12-06 17:16:30,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 17:16:30,522 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2021-12-06 17:16:30,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:16:30,525 INFO L225 Difference]: With dead ends: 161 [2021-12-06 17:16:30,525 INFO L226 Difference]: Without dead ends: 105 [2021-12-06 17:16:30,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:16:30,527 INFO L933 BasicCegarLoop]: 91 mSDtfsCounter, 142 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:16:30,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 273 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:16:30,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-12-06 17:16:30,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 102. [2021-12-06 17:16:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 77 states have (on average 1.3376623376623376) internal successors, (103), 86 states have internal predecessors, (103), 13 states have call successors, (13), 11 states have call predecessors, (13), 11 states have return successors, (14), 10 states have call predecessors, (14), 13 states have call successors, (14) [2021-12-06 17:16:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 130 transitions. [2021-12-06 17:16:30,551 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 130 transitions. Word has length 29 [2021-12-06 17:16:30,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:16:30,551 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 130 transitions. [2021-12-06 17:16:30,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2021-12-06 17:16:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-06 17:16:30,554 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:16:30,554 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:30,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 17:16:30,554 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:16:30,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:30,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2055969773, now seen corresponding path program 1 times [2021-12-06 17:16:30,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:30,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920887125] [2021-12-06 17:16:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:30,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:16:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:30,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:30,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920887125] [2021-12-06 17:16:30,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920887125] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:30,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:30,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:16:30,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689224508] [2021-12-06 17:16:30,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:30,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:16:30,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:30,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:16:30,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:16:30,639 INFO L87 Difference]: Start difference. First operand 102 states and 130 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:16:30,721 INFO L93 Difference]: Finished difference Result 292 states and 383 transitions. [2021-12-06 17:16:30,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 17:16:30,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2021-12-06 17:16:30,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:16:30,725 INFO L225 Difference]: With dead ends: 292 [2021-12-06 17:16:30,725 INFO L226 Difference]: Without dead ends: 197 [2021-12-06 17:16:30,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:16:30,728 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 51 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:16:30,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 380 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:16:30,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-12-06 17:16:30,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 191. [2021-12-06 17:16:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 142 states have (on average 1.323943661971831) internal successors, (188), 159 states have internal predecessors, (188), 26 states have call successors, (26), 22 states have call predecessors, (26), 22 states have return successors, (30), 20 states have call predecessors, (30), 26 states have call successors, (30) [2021-12-06 17:16:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 244 transitions. [2021-12-06 17:16:30,769 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 244 transitions. Word has length 32 [2021-12-06 17:16:30,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:16:30,769 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 244 transitions. [2021-12-06 17:16:30,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 17:16:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 244 transitions. [2021-12-06 17:16:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-06 17:16:30,772 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:16:30,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:16:30,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 17:16:30,773 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:16:30,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:16:30,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1611941385, now seen corresponding path program 1 times [2021-12-06 17:16:30,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:16:30,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373298751] [2021-12-06 17:16:30,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:16:30,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:16:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:16:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 17:16:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:16:30,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:16:30,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:16:30,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373298751] [2021-12-06 17:16:30,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373298751] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:16:30,840 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:16:30,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:16:30,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131151514] [2021-12-06 17:16:30,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:16:30,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:16:30,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:16:30,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:16:30,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:16:30,842 INFO L87 Difference]: Start difference. First operand 191 states and 244 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 17:16:30,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:16:30,937 INFO L93 Difference]: Finished difference Result 341 states and 443 transitions. [2021-12-06 17:16:30,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 17:16:30,938 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 36 [2021-12-06 17:16:30,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:16:30,939 INFO L225 Difference]: With dead ends: 341 [2021-12-06 17:16:30,939 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 17:16:30,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:16:30,943 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 49 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 17:16:30,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 138 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 17:16:30,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 17:16:30,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 17:16:30,945 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) [2021-12-06 17:16:30,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 17:16:30,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2021-12-06 17:16:30,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:16:30,946 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:16:30,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-06 17:16:30,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 17:16:30,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 17:16:30,949 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 17:16:30,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 17:16:30,951 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 17:16:31,336 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 685 692) the Hoare annotation is: true [2021-12-06 17:16:31,336 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 685 692) no Hoare annotation was computed. [2021-12-06 17:16:31,336 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 685 692) no Hoare annotation was computed. [2021-12-06 17:16:31,336 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 626 632) no Hoare annotation was computed. [2021-12-06 17:16:31,336 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 626 632) the Hoare annotation is: true [2021-12-06 17:16:31,337 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 458 469) no Hoare annotation was computed. [2021-12-06 17:16:31,337 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 458 469) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-12-06 17:16:31,337 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 458 469) no Hoare annotation was computed. [2021-12-06 17:16:31,337 INFO L861 garLoopResultBuilder]: At program point L867-2(lines 867 881) the Hoare annotation is: true [2021-12-06 17:16:31,337 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 857 886) no Hoare annotation was computed. [2021-12-06 17:16:31,337 INFO L861 garLoopResultBuilder]: At program point L863(line 863) the Hoare annotation is: true [2021-12-06 17:16:31,337 INFO L858 garLoopResultBuilder]: For program point L863-1(line 863) no Hoare annotation was computed. [2021-12-06 17:16:31,337 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 857 886) the Hoare annotation is: true [2021-12-06 17:16:31,338 INFO L861 garLoopResultBuilder]: At program point L882(lines 857 886) the Hoare annotation is: true [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L878(line 878) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L871(lines 871 875) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L861 garLoopResultBuilder]: At program point L871-1(lines 871 875) the Hoare annotation is: true [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L868(line 868) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 655) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 762) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point L758-2(lines 758 762) no Hoare annotation was computed. [2021-12-06 17:16:31,338 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 602 625) no Hoare annotation was computed. [2021-12-06 17:16:31,339 INFO L854 garLoopResultBuilder]: At program point L709(lines 704 712) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))))) [2021-12-06 17:16:31,339 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 810) no Hoare annotation was computed. [2021-12-06 17:16:31,339 INFO L858 garLoopResultBuilder]: For program point L800(lines 800 813) no Hoare annotation was computed. [2021-12-06 17:16:31,339 INFO L854 garLoopResultBuilder]: At program point L800-1(lines 792 816) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= |timeShift___utac_acc__Specification1_spec__1_~tmp~7#1| 0)))) [2021-12-06 17:16:31,339 INFO L858 garLoopResultBuilder]: For program point L606-1(lines 605 624) no Hoare annotation was computed. [2021-12-06 17:16:31,339 INFO L854 garLoopResultBuilder]: At program point L648(line 648) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,339 INFO L854 garLoopResultBuilder]: At program point L516(lines 511 519) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L644(line 644) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L764(lines 749 767) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,340 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-12-06 17:16:31,340 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L438-2(lines 434 445) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L653(line 653) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L653-1(lines 634 658) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2021-12-06 17:16:31,340 INFO L854 garLoopResultBuilder]: At program point L798(line 798) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-06 17:16:31,340 INFO L858 garLoopResultBuilder]: For program point L798-1(line 798) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L854 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-06 17:16:31,341 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 602 625) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 602 625) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point L613-1(lines 613 619) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point L642(lines 642 650) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 470 478) the Hoare annotation is: true [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 470 478) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 470 478) no Hoare annotation was computed. [2021-12-06 17:16:31,341 INFO L854 garLoopResultBuilder]: At program point L915(lines 911 917) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (not (= 0 ~systemActive~0))) [2021-12-06 17:16:31,342 INFO L854 garLoopResultBuilder]: At program point L585(lines 534 586) the Hoare annotation is: false [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point L573(lines 573 579) no Hoare annotation was computed. [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 17:16:31,342 INFO L854 garLoopResultBuilder]: At program point L573-2(lines 565 580) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point L536(lines 535 584) no Hoare annotation was computed. [2021-12-06 17:16:31,342 INFO L858 garLoopResultBuilder]: For program point L565(lines 565 580) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L854 garLoopResultBuilder]: At program point L788(lines 783 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2021-12-06 17:16:31,343 INFO L854 garLoopResultBuilder]: At program point L557(line 557) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-06 17:16:31,343 INFO L854 garLoopResultBuilder]: At program point L780(lines 768 782) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-06 17:16:31,343 INFO L854 garLoopResultBuilder]: At program point L582(lines 535 584) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 778) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point L772-1(lines 772 778) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 551) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point L545-1(lines 545 551) no Hoare annotation was computed. [2021-12-06 17:16:31,343 INFO L861 garLoopResultBuilder]: At program point L925(lines 918 927) the Hoare annotation is: true [2021-12-06 17:16:31,343 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-12-06 17:16:31,344 INFO L854 garLoopResultBuilder]: At program point L851(lines 846 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2021-12-06 17:16:31,344 INFO L854 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-12-06 17:16:31,344 INFO L858 garLoopResultBuilder]: For program point L938(lines 938 945) no Hoare annotation was computed. [2021-12-06 17:16:31,344 INFO L858 garLoopResultBuilder]: For program point L938-2(lines 938 945) no Hoare annotation was computed. [2021-12-06 17:16:31,344 INFO L861 garLoopResultBuilder]: At program point L947(lines 928 950) the Hoare annotation is: true [2021-12-06 17:16:31,344 INFO L861 garLoopResultBuilder]: At program point L588(lines 525 592) the Hoare annotation is: true [2021-12-06 17:16:31,344 INFO L858 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-12-06 17:16:31,344 INFO L858 garLoopResultBuilder]: For program point L555-1(lines 555 561) no Hoare annotation was computed. [2021-12-06 17:16:31,344 INFO L854 garLoopResultBuilder]: At program point L774(line 774) the Hoare annotation is: false [2021-12-06 17:16:31,344 INFO L854 garLoopResultBuilder]: At program point L836(lines 832 838) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-12-06 17:16:31,344 INFO L854 garLoopResultBuilder]: At program point L547(line 547) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-06 17:16:31,344 INFO L858 garLoopResultBuilder]: For program point L450-1(lines 446 457) no Hoare annotation was computed. [2021-12-06 17:16:31,345 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 446 457) no Hoare annotation was computed. [2021-12-06 17:16:31,345 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 446 457) the Hoare annotation is: true [2021-12-06 17:16:31,347 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-12-06 17:16:31,348 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 17:16:31,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 05:16:31 BoogieIcfgContainer [2021-12-06 17:16:31,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 17:16:31,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 17:16:31,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 17:16:31,368 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 17:16:31,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:29" (3/4) ... [2021-12-06 17:16:31,371 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-12-06 17:16:31,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-06 17:16:31,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2021-12-06 17:16:31,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-06 17:16:31,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-06 17:16:31,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-06 17:16:31,384 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 17:16:31,384 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 17:16:31,385 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 17:16:31,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-12-06 17:16:31,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-12-06 17:16:31,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-06 17:16:31,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-06 17:16:31,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2021-12-06 17:16:31,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) && ((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || tmp == 0) [2021-12-06 17:16:31,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2021-12-06 17:16:31,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2021-12-06 17:16:31,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0)) [2021-12-06 17:16:31,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-06 17:16:31,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-06 17:16:31,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-06 17:16:31,436 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 17:16:31,436 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 17:16:31,437 INFO L158 Benchmark]: Toolchain (without parser) took 2399.15ms. Allocated memory is still 153.1MB. Free memory was 131.7MB in the beginning and 71.8MB in the end (delta: 60.0MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,437 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 76.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:16:31,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.40ms. Allocated memory is still 153.1MB. Free memory was 131.5MB in the beginning and 115.0MB in the end (delta: 16.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.79ms. Allocated memory is still 153.1MB. Free memory was 114.2MB in the beginning and 112.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,438 INFO L158 Benchmark]: Boogie Preprocessor took 28.68ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 110.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,439 INFO L158 Benchmark]: RCFGBuilder took 405.26ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 115.9MB in the end (delta: -5.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,439 INFO L158 Benchmark]: TraceAbstraction took 1556.27ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 78.0MB in the end (delta: 36.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,440 INFO L158 Benchmark]: Witness Printer took 68.85ms. Allocated memory is still 153.1MB. Free memory was 78.0MB in the beginning and 71.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 17:16:31,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 50.8MB in the end (delta: 76.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.40ms. Allocated memory is still 153.1MB. Free memory was 131.5MB in the beginning and 115.0MB in the end (delta: 16.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.79ms. Allocated memory is still 153.1MB. Free memory was 114.2MB in the beginning and 112.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.68ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 110.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.26ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 115.9MB in the end (delta: -5.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1556.27ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 78.0MB in the end (delta: 36.9MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Witness Printer took 68.85ms. Allocated memory is still 153.1MB. Free memory was 78.0MB in the beginning and 71.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: 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 8 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 266 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 259 mSDsluCounter, 1025 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 624 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 401 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=4, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 282 PreInvPairs, 332 NumberOfFragments, 266 HoareAnnotationTreeSize, 282 FomulaSimplifications, 36 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 37 FomulaSimplificationsInter, 1195 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 271 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 1 specifications checked. All of them hold - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) && ((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || tmp == 0) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0)) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2021-12-06 17:16:31,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5ccfb7b-d33a-462f-97ee-43664584b942/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE