./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl --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 adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:17:39,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:17:39,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:17:39,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:17:39,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:17:39,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:17:39,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:17:39,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:17:39,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:17:39,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:17:39,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:17:39,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:17:39,331 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:17:39,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:17:39,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:17:39,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:17:39,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:17:39,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:17:39,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:17:39,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:17:39,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:17:39,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:17:39,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:17:39,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:17:39,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:17:39,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:17:39,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:17:39,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:17:39,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:17:39,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:17:39,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:17:39,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:17:39,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:17:39,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:17:39,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:17:39,346 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:17:39,346 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:17:39,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:17:39,346 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:17:39,347 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_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adc521790d868e8902785ea29b51f549e45d9404af4185d7531e4ae8ae0e6ca8 [2023-11-12 02:17:39,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:17:39,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:17:39,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:17:39,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:17:39,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:17:39,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2023-11-12 02:17:43,070 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:17:43,455 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:17:43,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2023-11-12 02:17:43,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/data/7ba0f1e83/bed3508b027c43f195fc87e9b51389f1/FLAG73c0cc21d [2023-11-12 02:17:43,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/data/7ba0f1e83/bed3508b027c43f195fc87e9b51389f1 [2023-11-12 02:17:43,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:17:43,508 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:17:43,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:43,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:17:43,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:17:43,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:43" (1/1) ... [2023-11-12 02:17:43,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51cb7f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:43, skipping insertion in model container [2023-11-12 02:17:43,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:17:43" (1/1) ... [2023-11-12 02:17:43,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:17:43,872 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_11896e82-10bf-40f7-8316-956319b9501c/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2023-11-12 02:17:43,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:43,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:17:43,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] [2023-11-12 02:17:43,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124] [2023-11-12 02:17:43,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [288] [2023-11-12 02:17:43,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [654] [2023-11-12 02:17:43,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [692] [2023-11-12 02:17:43,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [701] [2023-11-12 02:17:43,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [797] [2023-11-12 02:17:43,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [823] [2023-11-12 02:17:44,078 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_11896e82-10bf-40f7-8316-956319b9501c/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2023-11-12 02:17:44,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:17:44,122 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:17:44,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44 WrapperNode [2023-11-12 02:17:44,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:17:44,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:44,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:17:44,125 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:17:44,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,215 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 154 [2023-11-12 02:17:44,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:17:44,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:17:44,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:17:44,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:17:44,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:17:44,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:17:44,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:17:44,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:17:44,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (1/1) ... [2023-11-12 02:17:44,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:17:44,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:17:44,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:17:44,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:17:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:17:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-12 02:17:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-12 02:17:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-12 02:17:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-12 02:17:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-12 02:17:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-12 02:17:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-12 02:17:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-12 02:17:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-12 02:17:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-12 02:17:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-12 02:17:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-12 02:17:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:17:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-12 02:17:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-12 02:17:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:17:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:17:44,463 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:17:44,466 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:17:44,847 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:17:44,857 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:17:44,857 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:17:44,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:44 BoogieIcfgContainer [2023-11-12 02:17:44,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:17:44,864 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:17:44,864 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:17:44,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:17:44,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:17:43" (1/3) ... [2023-11-12 02:17:44,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b10c3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:17:44, skipping insertion in model container [2023-11-12 02:17:44,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:17:44" (2/3) ... [2023-11-12 02:17:44,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b10c3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:17:44, skipping insertion in model container [2023-11-12 02:17:44,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:44" (3/3) ... [2023-11-12 02:17:44,870 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2023-11-12 02:17:44,891 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:17:44,892 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:17:44,956 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:17:44,963 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;@608f361c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:17:44,964 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:17:44,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-12 02:17:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 02:17:44,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:17:44,982 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] [2023-11-12 02:17:44,983 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:17:44,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:17:44,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1563426226, now seen corresponding path program 1 times [2023-11-12 02:17:44,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:17:44,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004120219] [2023-11-12 02:17:44,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:17:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:17:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:17:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:17:45,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:17:45,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004120219] [2023-11-12 02:17:45,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004120219] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:17:45,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:17:45,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:17:45,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111402707] [2023-11-12 02:17:45,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:17:45,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:17:45,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:17:45,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:17:45,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:17:45,283 INFO L87 Difference]: Start difference. First operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) 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) [2023-11-12 02:17:45,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:17:45,322 INFO L93 Difference]: Finished difference Result 152 states and 205 transitions. [2023-11-12 02:17:45,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:17:45,324 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 [2023-11-12 02:17:45,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:17:45,336 INFO L225 Difference]: With dead ends: 152 [2023-11-12 02:17:45,336 INFO L226 Difference]: Without dead ends: 71 [2023-11-12 02:17:45,341 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 [2023-11-12 02:17:45,345 INFO L413 NwaCegarLoop]: 99 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, 99 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 [2023-11-12 02:17:45,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:17:45,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-12 02:17:45,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-12 02:17:45,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-12 02:17:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2023-11-12 02:17:45,404 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 23 [2023-11-12 02:17:45,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:17:45,404 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2023-11-12 02:17:45,405 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) [2023-11-12 02:17:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2023-11-12 02:17:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 02:17:45,408 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:17:45,409 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] [2023-11-12 02:17:45,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:17:45,409 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:17:45,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:17:45,411 INFO L85 PathProgramCache]: Analyzing trace with hash -756114654, now seen corresponding path program 1 times [2023-11-12 02:17:45,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:17:45,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84778283] [2023-11-12 02:17:45,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:17:45,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:17:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-12 02:17:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:17:45,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:17:45,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84778283] [2023-11-12 02:17:45,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84778283] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:17:45,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:17:45,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:17:45,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287867090] [2023-11-12 02:17:45,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:17:45,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:17:45,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:17:45,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:17:45,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:17:45,627 INFO L87 Difference]: Start difference. First operand 71 states and 90 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) [2023-11-12 02:17:45,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:17:45,669 INFO L93 Difference]: Finished difference Result 103 states and 129 transitions. [2023-11-12 02:17:45,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:17:45,671 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 [2023-11-12 02:17:45,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:17:45,673 INFO L225 Difference]: With dead ends: 103 [2023-11-12 02:17:45,674 INFO L226 Difference]: Without dead ends: 62 [2023-11-12 02:17:45,675 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 [2023-11-12 02:17:45,677 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 17 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 132 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 [2023-11-12 02:17:45,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:17:45,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-11-12 02:17:45,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-11-12 02:17:45,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 52 states have internal predecessors, (60), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-12 02:17:45,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2023-11-12 02:17:45,691 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 24 [2023-11-12 02:17:45,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:17:45,691 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2023-11-12 02:17:45,692 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) [2023-11-12 02:17:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2023-11-12 02:17:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 02:17:45,694 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:17:45,694 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] [2023-11-12 02:17:45,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:17:45,695 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:17:45,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:17:45,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1343958209, now seen corresponding path program 1 times [2023-11-12 02:17:45,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:17:45,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119763802] [2023-11-12 02:17:45,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:17:45,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:17:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-12 02:17:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:17:45,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:17:45,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119763802] [2023-11-12 02:17:45,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119763802] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:17:45,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:17:45,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:17:45,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737398883] [2023-11-12 02:17:45,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:17:45,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:17:45,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:17:45,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:17:45,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:17:45,870 INFO L87 Difference]: Start difference. First operand 62 states and 78 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) [2023-11-12 02:17:46,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:17:46,086 INFO L93 Difference]: Finished difference Result 159 states and 204 transitions. [2023-11-12 02:17:46,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:17:46,088 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 [2023-11-12 02:17:46,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:17:46,091 INFO L225 Difference]: With dead ends: 159 [2023-11-12 02:17:46,094 INFO L226 Difference]: Without dead ends: 104 [2023-11-12 02:17:46,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:17:46,099 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 141 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:17:46,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 260 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:17:46,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-12 02:17:46,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2023-11-12 02:17:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 75 states have (on average 1.3333333333333333) internal successors, (100), 84 states have internal predecessors, (100), 14 states have call successors, (14), 11 states have call predecessors, (14), 11 states have return successors, (15), 11 states have call predecessors, (15), 14 states have call successors, (15) [2023-11-12 02:17:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 129 transitions. [2023-11-12 02:17:46,145 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 129 transitions. Word has length 29 [2023-11-12 02:17:46,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:17:46,145 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 129 transitions. [2023-11-12 02:17:46,146 INFO L496 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) [2023-11-12 02:17:46,146 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2023-11-12 02:17:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 02:17:46,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:17:46,148 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] [2023-11-12 02:17:46,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 02:17:46,149 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:17:46,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:17:46,150 INFO L85 PathProgramCache]: Analyzing trace with hash 609353326, now seen corresponding path program 1 times [2023-11-12 02:17:46,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:17:46,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65645596] [2023-11-12 02:17:46,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:17:46,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:17:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:46,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-12 02:17:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:17:46,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:17:46,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:17:46,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65645596] [2023-11-12 02:17:46,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65645596] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:17:46,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:17:46,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:17:46,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197451320] [2023-11-12 02:17:46,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:17:46,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:17:46,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:17:46,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:17:46,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:17:46,508 INFO L87 Difference]: Start difference. First operand 101 states and 129 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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) [2023-11-12 02:17:46,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:17:46,605 INFO L93 Difference]: Finished difference Result 181 states and 236 transitions. [2023-11-12 02:17:46,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:17:46,606 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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 [2023-11-12 02:17:46,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:17:46,608 INFO L225 Difference]: With dead ends: 181 [2023-11-12 02:17:46,608 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 02:17:46,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:17:46,619 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 36 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:17:46,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 154 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:17:46,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 02:17:46,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 02:17:46,627 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) [2023-11-12 02:17:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 02:17:46,628 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2023-11-12 02:17:46,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:17:46,628 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:17:46,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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) [2023-11-12 02:17:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:17:46,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 02:17:46,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:17:46,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:17:46,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 02:17:46,942 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2023-11-12 02:17:46,943 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 201 208) the Hoare annotation is: true [2023-11-12 02:17:46,943 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 201 208) no Hoare annotation was computed. [2023-11-12 02:17:46,943 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2023-11-12 02:17:46,945 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2023-11-12 02:17:46,945 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 851 862) the Hoare annotation is: true [2023-11-12 02:17:46,945 INFO L899 garLoopResultBuilder]: For program point L855-1(lines 851 862) no Hoare annotation was computed. [2023-11-12 02:17:46,945 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 851 862) no Hoare annotation was computed. [2023-11-12 02:17:46,946 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 863 871) the Hoare annotation is: true [2023-11-12 02:17:46,946 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 863 871) no Hoare annotation was computed. [2023-11-12 02:17:46,946 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 863 871) no Hoare annotation was computed. [2023-11-12 02:17:46,946 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 703 732) no Hoare annotation was computed. [2023-11-12 02:17:46,947 INFO L899 garLoopResultBuilder]: For program point L728(lines 703 732) no Hoare annotation was computed. [2023-11-12 02:17:46,947 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-12 02:17:46,948 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 721) no Hoare annotation was computed. [2023-11-12 02:17:46,950 INFO L902 garLoopResultBuilder]: At program point L717-1(lines 717 721) the Hoare annotation is: true [2023-11-12 02:17:46,950 INFO L899 garLoopResultBuilder]: For program point L714(line 714) no Hoare annotation was computed. [2023-11-12 02:17:46,950 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 703 732) the Hoare annotation is: true [2023-11-12 02:17:46,951 INFO L902 garLoopResultBuilder]: At program point L713-2(lines 713 727) the Hoare annotation is: true [2023-11-12 02:17:46,952 INFO L902 garLoopResultBuilder]: At program point L709(line 709) the Hoare annotation is: true [2023-11-12 02:17:46,952 INFO L899 garLoopResultBuilder]: For program point L709-1(line 709) no Hoare annotation was computed. [2023-11-12 02:17:46,952 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2023-11-12 02:17:46,952 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2023-11-12 02:17:46,952 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2023-11-12 02:17:46,953 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2023-11-12 02:17:46,953 INFO L895 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-12 02:17:46,953 INFO L899 garLoopResultBuilder]: For program point L804-1(line 804) no Hoare annotation was computed. [2023-11-12 02:17:46,953 INFO L899 garLoopResultBuilder]: For program point L697(line 697) no Hoare annotation was computed. [2023-11-12 02:17:46,954 INFO L895 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-12 02:17:46,954 INFO L899 garLoopResultBuilder]: For program point L214-1(line 214) no Hoare annotation was computed. [2023-11-12 02:17:46,954 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 139 158) no Hoare annotation was computed. [2023-11-12 02:17:46,955 INFO L895 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-12 02:17:46,955 INFO L895 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-12 02:17:46,955 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 816) no Hoare annotation was computed. [2023-11-12 02:17:46,955 INFO L899 garLoopResultBuilder]: For program point __automaton_fail_returnLabel#1(lines 693 700) no Hoare annotation was computed. [2023-11-12 02:17:46,956 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 136 159) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-12 02:17:46,956 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 819) no Hoare annotation was computed. [2023-11-12 02:17:46,957 INFO L899 garLoopResultBuilder]: For program point L806-1(lines 798 822) no Hoare annotation was computed. [2023-11-12 02:17:46,957 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2023-11-12 02:17:46,960 INFO L899 garLoopResultBuilder]: For program point L831-2(lines 827 838) no Hoare annotation was computed. [2023-11-12 02:17:46,960 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-11-12 02:17:46,961 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2023-11-12 02:17:46,962 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2023-11-12 02:17:46,962 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarm_returnLabel#1(lines 209 219) no Hoare annotation was computed. [2023-11-12 02:17:46,963 INFO L899 garLoopResultBuilder]: For program point isPumpRunning_returnLabel#1(lines 220 228) no Hoare annotation was computed. [2023-11-12 02:17:46,964 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2023-11-12 02:17:46,967 INFO L899 garLoopResultBuilder]: For program point startSystem_returnLabel#1(lines 280 287) no Hoare annotation was computed. [2023-11-12 02:17:46,969 INFO L895 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: false [2023-11-12 02:17:46,969 INFO L899 garLoopResultBuilder]: For program point runTest_returnLabel#1(lines 764 773) no Hoare annotation was computed. [2023-11-12 02:17:46,969 INFO L899 garLoopResultBuilder]: For program point select_features_returnLabel#1(lines 669 675) no Hoare annotation was computed. [2023-11-12 02:17:46,969 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 774 796) no Hoare annotation was computed. [2023-11-12 02:17:46,970 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-12 02:17:46,971 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-12 02:17:46,972 INFO L899 garLoopResultBuilder]: For program point L119(lines 56 123) no Hoare annotation was computed. [2023-11-12 02:17:46,972 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2023-11-12 02:17:46,978 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 92) no Hoare annotation was computed. [2023-11-12 02:17:46,979 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 791) no Hoare annotation was computed. [2023-11-12 02:17:46,980 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-11-12 02:17:46,980 INFO L899 garLoopResultBuilder]: For program point L784-2(lines 784 791) no Hoare annotation was computed. [2023-11-12 02:17:46,980 INFO L899 garLoopResultBuilder]: For program point setup_returnLabel#1(lines 757 763) no Hoare annotation was computed. [2023-11-12 02:17:46,980 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 02:17:46,980 INFO L895 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2023-11-12 02:17:46,981 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 275) no Hoare annotation was computed. [2023-11-12 02:17:46,981 INFO L899 garLoopResultBuilder]: For program point L269-1(lines 269 275) no Hoare annotation was computed. [2023-11-12 02:17:46,981 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 02:17:46,981 INFO L899 garLoopResultBuilder]: For program point select_helpers_returnLabel#1(lines 676 682) no Hoare annotation was computed. [2023-11-12 02:17:46,981 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2023-11-12 02:17:46,982 INFO L895 garLoopResultBuilder]: At program point L104-2(lines 96 111) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-11-12 02:17:46,982 INFO L899 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2023-11-12 02:17:46,982 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2023-11-12 02:17:46,984 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-11-12 02:17:46,984 INFO L899 garLoopResultBuilder]: For program point stopSystem_returnLabel#1(lines 265 279) no Hoare annotation was computed. [2023-11-12 02:17:46,985 INFO L895 garLoopResultBuilder]: At program point L113(lines 66 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-11-12 02:17:46,985 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2023-11-12 02:17:46,986 INFO L899 garLoopResultBuilder]: For program point valid_product_returnLabel#1(lines 683 691) no Hoare annotation was computed. [2023-11-12 02:17:46,986 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2023-11-12 02:17:46,986 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2023-11-12 02:17:46,986 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 839 850) no Hoare annotation was computed. [2023-11-12 02:17:46,987 INFO L899 garLoopResultBuilder]: For program point L843-1(lines 839 850) no Hoare annotation was computed. [2023-11-12 02:17:46,987 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 839 850) the Hoare annotation is: true [2023-11-12 02:17:46,990 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-12 02:17:46,993 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:17:47,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:17:47 BoogieIcfgContainer [2023-11-12 02:17:47,015 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:17:47,016 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:17:47,016 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:17:47,016 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:17:47,017 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:17:44" (3/4) ... [2023-11-12 02:17:47,022 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:17:47,029 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-12 02:17:47,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-12 02:17:47,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-12 02:17:47,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-12 02:17:47,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-12 02:17:47,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-12 02:17:47,031 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-12 02:17:47,043 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-12 02:17:47,044 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-12 02:17:47,045 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 02:17:47,045 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:17:47,046 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:17:47,081 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (splverifierCounter == 0)) && (tmp == 1)) [2023-11-12 02:17:47,131 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (splverifierCounter == 0)) && (tmp == 1)) [2023-11-12 02:17:47,198 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:17:47,201 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:17:47,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:17:47,203 INFO L158 Benchmark]: Toolchain (without parser) took 3694.41ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 108.4MB in the beginning and 143.5MB in the end (delta: -35.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,203 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 102.8MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:17:47,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.60ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 89.5MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.54ms. Allocated memory is still 157.3MB. Free memory was 89.5MB in the beginning and 87.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,205 INFO L158 Benchmark]: Boogie Preprocessor took 51.96ms. Allocated memory is still 157.3MB. Free memory was 87.4MB in the beginning and 86.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,206 INFO L158 Benchmark]: RCFGBuilder took 591.06ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 86.0MB in the beginning and 170.0MB in the end (delta: -84.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,206 INFO L158 Benchmark]: TraceAbstraction took 2151.42ms. Allocated memory is still 207.6MB. Free memory was 169.0MB in the beginning and 149.8MB in the end (delta: 19.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,207 INFO L158 Benchmark]: Witness Printer took 186.36ms. Allocated memory is still 207.6MB. Free memory was 149.8MB in the beginning and 143.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:17:47,209 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 102.8MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.60ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 89.5MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.54ms. Allocated memory is still 157.3MB. Free memory was 89.5MB in the beginning and 87.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.96ms. Allocated memory is still 157.3MB. Free memory was 87.4MB in the beginning and 86.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.06ms. Allocated memory was 157.3MB in the beginning and 207.6MB in the end (delta: 50.3MB). Free memory was 86.0MB in the beginning and 170.0MB in the end (delta: -84.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2151.42ms. Allocated memory is still 207.6MB. Free memory was 169.0MB in the beginning and 149.8MB in the end (delta: 19.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Witness Printer took 186.36ms. Allocated memory is still 207.6MB. Free memory was 149.8MB in the beginning and 143.5MB 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.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] - GenericResultAtLocation [Line: 124]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124] - GenericResultAtLocation [Line: 288]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [288] - GenericResultAtLocation [Line: 654]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [654] - GenericResultAtLocation [Line: 692]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [692] - GenericResultAtLocation [Line: 701]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [701] - GenericResultAtLocation [Line: 797]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [797] - GenericResultAtLocation [Line: 823]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [823] * 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: 697]: 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, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 198 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 194 mSDsluCounter, 645 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 332 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 313 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=3, InterpolantAutomatonStates: 16, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 114 PreInvPairs, 127 NumberOfFragments, 104 HoareAnnotationTreeSize, 114 FomulaSimplifications, 9 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 210 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 178 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: 713]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (splverifierCounter == 0)) && (tmp == 1)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-12 02:17:47,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11896e82-10bf-40f7-8316-956319b9501c/bin/uautomizer-verify-uTZkv6EMXl/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