./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --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 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:29,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:29,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:42:29,921 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:29,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:29,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:29,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:29,948 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:29,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:29,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:29,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:29,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:29,951 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:29,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:29,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:42:29,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:42:29,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:42:29,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:42:29,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:29,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:42:29,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:29,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:42:29,957 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:42:29,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:42:29,958 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:29,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:29,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:29,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:29,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:29,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:29,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:29,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:42:29,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:42:29,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:42:29,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:29,963 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:42:29,964 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:29,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:29,964 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:29,965 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 [2023-11-19 07:42:30,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:30,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:30,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:30,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:30,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:30,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2023-11-19 07:42:33,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:33,612 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:33,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2023-11-19 07:42:33,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/data/cbb3f489c/f075af6e220b4c12b8da2fee7f18eab4/FLAGc65623119 [2023-11-19 07:42:33,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/data/cbb3f489c/f075af6e220b4c12b8da2fee7f18eab4 [2023-11-19 07:42:33,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:33,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:33,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:33,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:33,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:33,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:33" (1/1) ... [2023-11-19 07:42:33,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a7bf4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:33, skipping insertion in model container [2023-11-19 07:42:33,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:33" (1/1) ... [2023-11-19 07:42:33,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:33,996 WARN L240 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_f7d810e0-21e2-48da-b059-2f7cb539f562/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2023-11-19 07:42:34,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:34,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:42:34,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 07:42:34,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] [2023-11-19 07:42:34,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] [2023-11-19 07:42:34,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510] [2023-11-19 07:42:34,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548] [2023-11-19 07:42:34,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [647] [2023-11-19 07:42:34,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [674] [2023-11-19 07:42:34,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [739] [2023-11-19 07:42:34,132 WARN L240 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_f7d810e0-21e2-48da-b059-2f7cb539f562/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2023-11-19 07:42:34,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:34,166 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:42:34,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34 WrapperNode [2023-11-19 07:42:34,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:34,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:34,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:42:34,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:42:34,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,216 INFO L138 Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 18, calls inlined = 14, statements flattened = 139 [2023-11-19 07:42:34,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:34,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:42:34,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:42:34,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:42:34,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:42:34,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:42:34,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:42:34,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:42:34,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (1/1) ... [2023-11-19 07:42:34,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:34,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:42:34,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:42:34,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:42:34,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:42:34,340 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 07:42:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 07:42:34,341 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 07:42:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 07:42:34,341 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 07:42:34,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 07:42:34,342 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 07:42:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 07:42:34,342 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 07:42:34,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 07:42:34,342 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 07:42:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 07:42:34,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:42:34,343 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 07:42:34,343 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 07:42:34,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:42:34,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:42:34,427 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:42:34,430 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:42:34,696 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:42:34,706 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:42:34,706 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:42:34,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:34 BoogieIcfgContainer [2023-11-19 07:42:34,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:42:34,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:42:34,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:42:34,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:42:34,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:42:33" (1/3) ... [2023-11-19 07:42:34,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6f3984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:34, skipping insertion in model container [2023-11-19 07:42:34,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:34" (2/3) ... [2023-11-19 07:42:34,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6f3984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:34, skipping insertion in model container [2023-11-19 07:42:34,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:34" (3/3) ... [2023-11-19 07:42:34,721 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2023-11-19 07:42:34,743 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:42:34,743 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:42:34,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:42:34,806 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a24f6ba, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:42:34,807 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:42:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 56 states have (on average 1.375) internal successors, (77), 62 states have internal predecessors, (77), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 07:42:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 07:42:34,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:34,824 INFO L195 NwaCegarLoop]: 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] [2023-11-19 07:42:34,824 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:34,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:34,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1579981807, now seen corresponding path program 1 times [2023-11-19 07:42:34,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:34,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322219549] [2023-11-19 07:42:34,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:34,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:42:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:42:35,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:35,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322219549] [2023-11-19 07:42:35,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322219549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:35,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:35,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:42:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728401194] [2023-11-19 07:42:35,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:35,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:42:35,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:35,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:42:35,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:42:35,150 INFO L87 Difference]: Start difference. First operand has 76 states, 56 states have (on average 1.375) internal successors, (77), 62 states have internal predecessors, (77), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 10 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) [2023-11-19 07:42:35,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:42:35,195 INFO L93 Difference]: Finished difference Result 144 states and 193 transitions. [2023-11-19 07:42:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:42:35,198 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 [2023-11-19 07:42:35,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:42:35,210 INFO L225 Difference]: With dead ends: 144 [2023-11-19 07:42:35,210 INFO L226 Difference]: Without dead ends: 67 [2023-11-19 07:42:35,215 INFO L412 NwaCegarLoop]: 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 [2023-11-19 07:42:35,221 INFO L413 NwaCegarLoop]: 93 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, 93 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 [2023-11-19 07:42:35,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:42:35,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-19 07:42:35,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-19 07:42:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 49 states have (on average 1.2857142857142858) internal successors, (63), 54 states have internal predecessors, (63), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-19 07:42:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 84 transitions. [2023-11-19 07:42:35,282 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 84 transitions. Word has length 23 [2023-11-19 07:42:35,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:42:35,283 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 84 transitions. [2023-11-19 07:42:35,283 INFO L496 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) [2023-11-19 07:42:35,283 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-19 07:42:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 07:42:35,286 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:35,286 INFO L195 NwaCegarLoop]: 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] [2023-11-19 07:42:35,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:42:35,287 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:35,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:35,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1991992407, now seen corresponding path program 1 times [2023-11-19 07:42:35,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:35,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339954090] [2023-11-19 07:42:35,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:35,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-19 07:42:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:42:35,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:35,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339954090] [2023-11-19 07:42:35,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339954090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:35,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:35,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:42:35,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840190825] [2023-11-19 07:42:35,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:35,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:42:35,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:35,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:42:35,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:42:35,419 INFO L87 Difference]: Start difference. First operand 67 states and 84 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) [2023-11-19 07:42:35,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:42:35,434 INFO L93 Difference]: Finished difference Result 100 states and 124 transitions. [2023-11-19 07:42:35,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:42:35,435 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 [2023-11-19 07:42:35,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:42:35,437 INFO L225 Difference]: With dead ends: 100 [2023-11-19 07:42:35,437 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:42:35,438 INFO L412 NwaCegarLoop]: 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 [2023-11-19 07:42:35,440 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 12 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 126 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 [2023-11-19 07:42:35,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 126 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:42:35,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:42:35,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:42:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 43 states have (on average 1.302325581395349) internal successors, (56), 48 states have internal predecessors, (56), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 07:42:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 72 transitions. [2023-11-19 07:42:35,451 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 72 transitions. Word has length 24 [2023-11-19 07:42:35,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:42:35,451 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 72 transitions. [2023-11-19 07:42:35,452 INFO L496 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) [2023-11-19 07:42:35,452 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2023-11-19 07:42:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 07:42:35,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:35,454 INFO L195 NwaCegarLoop]: 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] [2023-11-19 07:42:35,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:42:35,454 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:35,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:35,455 INFO L85 PathProgramCache]: Analyzing trace with hash -501539922, now seen corresponding path program 1 times [2023-11-19 07:42:35,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:35,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984553252] [2023-11-19 07:42:35,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:35,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 07:42:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:42:35,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:35,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984553252] [2023-11-19 07:42:35,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984553252] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:35,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:35,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:42:35,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387689162] [2023-11-19 07:42:35,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:35,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:42:35,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:35,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:42:35,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:42:35,734 INFO L87 Difference]: Start difference. First operand 58 states and 72 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 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) [2023-11-19 07:42:35,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:42:35,889 INFO L93 Difference]: Finished difference Result 109 states and 138 transitions. [2023-11-19 07:42:35,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:42:35,890 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 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 28 [2023-11-19 07:42:35,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:42:35,895 INFO L225 Difference]: With dead ends: 109 [2023-11-19 07:42:35,895 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:42:35,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:42:35,897 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 96 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:42:35,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 137 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:42:35,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:42:35,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:42:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 48 states have internal predecessors, (55), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 07:42:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 71 transitions. [2023-11-19 07:42:35,922 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 71 transitions. Word has length 28 [2023-11-19 07:42:35,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:42:35,923 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 71 transitions. [2023-11-19 07:42:35,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 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) [2023-11-19 07:42:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2023-11-19 07:42:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 07:42:35,925 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:42:35,925 INFO L195 NwaCegarLoop]: 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] [2023-11-19 07:42:35,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:42:35,925 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:42:35,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:35,926 INFO L85 PathProgramCache]: Analyzing trace with hash -192778018, now seen corresponding path program 1 times [2023-11-19 07:42:35,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:35,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215123699] [2023-11-19 07:42:35,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:35,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:36,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-19 07:42:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:36,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-19 07:42:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:42:36,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:36,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215123699] [2023-11-19 07:42:36,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215123699] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:36,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:36,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:42:36,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556595653] [2023-11-19 07:42:36,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:36,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:42:36,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:36,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:42:36,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:42:36,100 INFO L87 Difference]: Start difference. First operand 58 states and 71 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-19 07:42:36,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:42:36,162 INFO L93 Difference]: Finished difference Result 98 states and 122 transitions. [2023-11-19 07:42:36,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:42:36,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 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 33 [2023-11-19 07:42:36,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:42:36,165 INFO L225 Difference]: With dead ends: 98 [2023-11-19 07:42:36,166 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:42:36,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:42:36,170 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 32 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:42:36,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 142 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:42:36,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:42:36,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:42:36,172 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) [2023-11-19 07:42:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:42:36,172 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2023-11-19 07:42:36,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:42:36,173 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:42:36,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-19 07:42:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:42:36,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:42:36,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:42:36,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:42:36,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:42:36,334 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 448 459) the Hoare annotation is: true [2023-11-19 07:42:36,334 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2023-11-19 07:42:36,335 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2023-11-19 07:42:36,335 INFO L899 garLoopResultBuilder]: For program point L506(line 506) no Hoare annotation was computed. [2023-11-19 07:42:36,335 INFO L895 garLoopResultBuilder]: At program point L791(line 791) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-11-19 07:42:36,335 INFO L895 garLoopResultBuilder]: At program point L783(line 783) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2023-11-19 07:42:36,335 INFO L895 garLoopResultBuilder]: At program point L655(line 655) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-11-19 07:42:36,336 INFO L899 garLoopResultBuilder]: For program point L783-1(line 783) no Hoare annotation was computed. [2023-11-19 07:42:36,336 INFO L899 garLoopResultBuilder]: For program point L655-1(line 655) no Hoare annotation was computed. [2023-11-19 07:42:36,336 INFO L899 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2023-11-19 07:42:36,336 INFO L899 garLoopResultBuilder]: For program point L428-2(lines 424 435) no Hoare annotation was computed. [2023-11-19 07:42:36,336 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 745 768) no Hoare annotation was computed. [2023-11-19 07:42:36,338 INFO L895 garLoopResultBuilder]: At program point L796(line 796) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-11-19 07:42:36,338 INFO L899 garLoopResultBuilder]: For program point L796-1(lines 777 801) no Hoare annotation was computed. [2023-11-19 07:42:36,338 INFO L899 garLoopResultBuilder]: For program point L661(lines 661 667) no Hoare annotation was computed. [2023-11-19 07:42:36,340 INFO L899 garLoopResultBuilder]: For program point L756-1(lines 756 762) no Hoare annotation was computed. [2023-11-19 07:42:36,340 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 793) no Hoare annotation was computed. [2023-11-19 07:42:36,340 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 670) no Hoare annotation was computed. [2023-11-19 07:42:36,340 INFO L899 garLoopResultBuilder]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2023-11-19 07:42:36,341 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 798) no Hoare annotation was computed. [2023-11-19 07:42:36,341 INFO L899 garLoopResultBuilder]: For program point __automaton_fail_returnLabel#1(lines 502 509) no Hoare annotation was computed. [2023-11-19 07:42:36,342 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 745 768) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2023-11-19 07:42:36,342 INFO L899 garLoopResultBuilder]: For program point deactivatePump_returnLabel#1(lines 827 834) no Hoare annotation was computed. [2023-11-19 07:42:36,342 INFO L899 garLoopResultBuilder]: For program point L749-1(lines 748 767) no Hoare annotation was computed. [2023-11-19 07:42:36,342 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 745 768) no Hoare annotation was computed. [2023-11-19 07:42:36,343 INFO L899 garLoopResultBuilder]: For program point isPumpRunning_returnLabel#1(lines 846 854) no Hoare annotation was computed. [2023-11-19 07:42:36,343 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2023-11-19 07:42:36,344 INFO L899 garLoopResultBuilder]: For program point L576(lines 551 580) no Hoare annotation was computed. [2023-11-19 07:42:36,344 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 551 580) no Hoare annotation was computed. [2023-11-19 07:42:36,344 INFO L899 garLoopResultBuilder]: For program point L572(line 572) no Hoare annotation was computed. [2023-11-19 07:42:36,344 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2023-11-19 07:42:36,345 INFO L902 garLoopResultBuilder]: At program point L565-1(lines 565 569) the Hoare annotation is: true [2023-11-19 07:42:36,345 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed. [2023-11-19 07:42:36,345 INFO L902 garLoopResultBuilder]: At program point L561-2(lines 561 575) the Hoare annotation is: true [2023-11-19 07:42:36,345 INFO L902 garLoopResultBuilder]: At program point L557(line 557) the Hoare annotation is: true [2023-11-19 07:42:36,346 INFO L899 garLoopResultBuilder]: For program point L557-1(line 557) no Hoare annotation was computed. [2023-11-19 07:42:36,346 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 551 580) the Hoare annotation is: true [2023-11-19 07:42:36,346 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 460 468) the Hoare annotation is: true [2023-11-19 07:42:36,347 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2023-11-19 07:42:36,347 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2023-11-19 07:42:36,348 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 641) no Hoare annotation was computed. [2023-11-19 07:42:36,348 INFO L899 garLoopResultBuilder]: For program point L634-2(lines 634 641) no Hoare annotation was computed. [2023-11-19 07:42:36,356 INFO L899 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2023-11-19 07:42:36,356 INFO L895 garLoopResultBuilder]: At program point L721-2(lines 715 726) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-19 07:42:36,356 INFO L899 garLoopResultBuilder]: For program point runTest_returnLabel#1(lines 614 623) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point select_features_returnLabel#1(lines 525 531) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 624 646) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 711) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point L705-1(lines 705 711) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point L734(lines 675 738) no Hoare annotation was computed. [2023-11-19 07:42:36,357 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:42:36,358 INFO L895 garLoopResultBuilder]: At program point L697(line 697) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-19 07:42:36,358 INFO L899 garLoopResultBuilder]: For program point setup_returnLabel#1(lines 606 612) no Hoare annotation was computed. [2023-11-19 07:42:36,358 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:42:36,358 INFO L895 garLoopResultBuilder]: At program point L731(lines 684 732) the Hoare annotation is: false [2023-11-19 07:42:36,358 INFO L899 garLoopResultBuilder]: For program point L686(lines 685 730) no Hoare annotation was computed. [2023-11-19 07:42:36,359 INFO L899 garLoopResultBuilder]: For program point L715(lines 715 726) no Hoare annotation was computed. [2023-11-19 07:42:36,359 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:42:36,359 INFO L899 garLoopResultBuilder]: For program point select_helpers_returnLabel#1(lines 532 538) no Hoare annotation was computed. [2023-11-19 07:42:36,359 INFO L895 garLoopResultBuilder]: At program point L707(line 707) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-19 07:42:36,359 INFO L895 garLoopResultBuilder]: At program point L728(lines 685 730) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-19 07:42:36,359 INFO L899 garLoopResultBuilder]: For program point L695(lines 695 701) no Hoare annotation was computed. [2023-11-19 07:42:36,360 INFO L899 garLoopResultBuilder]: For program point L695-1(lines 695 701) no Hoare annotation was computed. [2023-11-19 07:42:36,360 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 691) no Hoare annotation was computed. [2023-11-19 07:42:36,360 INFO L899 garLoopResultBuilder]: For program point valid_product_returnLabel#1(lines 539 547) no Hoare annotation was computed. [2023-11-19 07:42:36,360 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2023-11-19 07:42:36,360 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 436 447) the Hoare annotation is: true [2023-11-19 07:42:36,360 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2023-11-19 07:42:36,361 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 769 775) no Hoare annotation was computed. [2023-11-19 07:42:36,362 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 769 775) the Hoare annotation is: true [2023-11-19 07:42:36,363 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 835 845) no Hoare annotation was computed. [2023-11-19 07:42:36,363 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 835 845) the Hoare annotation is: true [2023-11-19 07:42:36,363 INFO L902 garLoopResultBuilder]: At program point L840(line 840) the Hoare annotation is: true [2023-11-19 07:42:36,363 INFO L899 garLoopResultBuilder]: For program point L840-1(line 840) no Hoare annotation was computed. [2023-11-19 07:42:36,364 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 835 845) no Hoare annotation was computed. [2023-11-19 07:42:36,366 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 07:42:36,369 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:42:36,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:42:36 BoogieIcfgContainer [2023-11-19 07:42:36,387 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:42:36,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:42:36,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:42:36,389 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:42:36,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:34" (3/4) ... [2023-11-19 07:42:36,391 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:42:36,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 07:42:36,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 07:42:36,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 07:42:36,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 07:42:36,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 07:42:36,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 07:42:36,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 07:42:36,410 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-19 07:42:36,411 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 07:42:36,411 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 07:42:36,412 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:42:36,412 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:42:36,453 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (tmp == 1)) [2023-11-19 07:42:36,498 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (tmp == 1)) [2023-11-19 07:42:36,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:42:36,556 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:42:36,556 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:42:36,557 INFO L158 Benchmark]: Toolchain (without parser) took 2879.69ms. Allocated memory is still 140.5MB. Free memory was 109.8MB in the beginning and 107.3MB in the end (delta: 2.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,557 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:42:36,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.28ms. Allocated memory is still 140.5MB. Free memory was 109.5MB in the beginning and 90.7MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.78ms. Allocated memory is still 140.5MB. Free memory was 90.7MB in the beginning and 88.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,558 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 140.5MB. Free memory was 88.7MB in the beginning and 87.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,559 INFO L158 Benchmark]: RCFGBuilder took 459.76ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 72.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,559 INFO L158 Benchmark]: TraceAbstraction took 1674.78ms. Allocated memory is still 140.5MB. Free memory was 71.7MB in the beginning and 51.2MB in the end (delta: 20.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,559 INFO L158 Benchmark]: Witness Printer took 168.00ms. Allocated memory is still 140.5MB. Free memory was 50.5MB in the beginning and 107.3MB in the end (delta: -56.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-19 07:42:36,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.28ms. Allocated memory is still 140.5MB. Free memory was 109.5MB in the beginning and 90.7MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.78ms. Allocated memory is still 140.5MB. Free memory was 90.7MB in the beginning and 88.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 140.5MB. Free memory was 88.7MB in the beginning and 87.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 459.76ms. Allocated memory is still 140.5MB. Free memory was 87.1MB in the beginning and 72.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1674.78ms. Allocated memory is still 140.5MB. Free memory was 71.7MB in the beginning and 51.2MB in the end (delta: 20.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 168.00ms. Allocated memory is still 140.5MB. Free memory was 50.5MB in the beginning and 107.3MB in the end (delta: -56.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] - GenericResultAtLocation [Line: 510]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510] - GenericResultAtLocation [Line: 548]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548] - GenericResultAtLocation [Line: 647]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [647] - GenericResultAtLocation [Line: 674]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [674] - GenericResultAtLocation [Line: 739]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [739] * 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: 506]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 143 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 140 mSDsluCounter, 498 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 278 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 87 PreInvPairs, 93 NumberOfFragments, 129 HoareAnnotationTreeSize, 87 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 72 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (tmp == 1)) RESULT: Ultimate proved your program to be correct! [2023-11-19 07:42:36,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d810e0-21e2-48da-b059-2f7cb539f562/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE