./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:21:44,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:21:44,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:21:44,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:21:44,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:21:44,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:21:44,981 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:21:44,982 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:21:44,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:21:44,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:21:44,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:21:44,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:21:44,992 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:21:44,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:21:44,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:21:44,995 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:21:44,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:21:44,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:21:44,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:21:44,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:21:44,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:21:44,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:21:44,999 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:21:45,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:21:45,000 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:21:45,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:21:45,002 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:21:45,002 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:21:45,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:45,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:21:45,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:21:45,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:21:45,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:21:45,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:21:45,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:21:45,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:21:45,007 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:21:45,007 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:21:45,008 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:21:45,008 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_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cd784867b5981272ba60caba7961cbaf680a952b35b095dbec7935be0f5966 [2023-11-06 22:21:45,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:21:45,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:21:45,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:21:45,373 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:21:45,378 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:21:45,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2023-11-06 22:21:48,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:21:49,361 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:21:49,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2023-11-06 22:21:49,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/data/b5f362543/d5cd7f1694a340e288daa41e3a54ebc5/FLAG8dd099a53 [2023-11-06 22:21:49,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/data/b5f362543/d5cd7f1694a340e288daa41e3a54ebc5 [2023-11-06 22:21:49,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:21:49,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:21:49,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:49,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:21:49,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:21:49,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:49" (1/1) ... [2023-11-06 22:21:49,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d97e877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:49, skipping insertion in model container [2023-11-06 22:21:49,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:21:49" (1/1) ... [2023-11-06 22:21:49,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:21:49,679 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_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2023-11-06 22:21:49,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:49,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:21:49,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-06 22:21:49,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [58] [2023-11-06 22:21:49,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [162] [2023-11-06 22:21:49,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [233] [2023-11-06 22:21:49,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [416] [2023-11-06 22:21:49,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [506] [2023-11-06 22:21:49,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [872] [2023-11-06 22:21:49,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [907] [2023-11-06 22:21:49,961 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_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c[1605,1618] [2023-11-06 22:21:50,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:21:50,107 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:21:50,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50 WrapperNode [2023-11-06 22:21:50,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:21:50,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:50,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:21:50,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:21:50,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,190 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 166 [2023-11-06 22:21:50,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:21:50,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:21:50,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:21:50,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:21:50,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:21:50,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:21:50,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:21:50,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:21:50,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (1/1) ... [2023-11-06 22:21:50,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:21:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:21:50,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:21:50,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:21:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:21:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-06 22:21:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-06 22:21:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-06 22:21:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-06 22:21:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 22:21:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 22:21:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 22:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 22:21:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 22:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 22:21:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-06 22:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-06 22:21:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:21:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 22:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 22:21:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:21:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:21:50,543 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:21:50,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:21:50,917 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:21:50,926 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:21:50,926 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:21:50,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:50 BoogieIcfgContainer [2023-11-06 22:21:50,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:21:50,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:21:50,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:21:50,938 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:21:50,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:21:49" (1/3) ... [2023-11-06 22:21:50,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7722b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:50, skipping insertion in model container [2023-11-06 22:21:50,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:21:50" (2/3) ... [2023-11-06 22:21:50,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7722b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:21:50, skipping insertion in model container [2023-11-06 22:21:50,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:50" (3/3) ... [2023-11-06 22:21:50,943 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2023-11-06 22:21:50,969 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:21:50,970 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:21:51,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:21:51,050 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@70728e39, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:21:51,050 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:21:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:21:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-06 22:21:51,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:51,071 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] [2023-11-06 22:21:51,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:51,080 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:51,080 INFO L85 PathProgramCache]: Analyzing trace with hash 253223704, now seen corresponding path program 1 times [2023-11-06 22:21:51,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:51,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22934306] [2023-11-06 22:21:51,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:51,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:51,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:21:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:51,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:51,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:51,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22934306] [2023-11-06 22:21:51,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22934306] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:51,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:51,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:21:51,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825242433] [2023-11-06 22:21:51,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:51,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:21:51,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:51,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:21:51,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:21:51,500 INFO L87 Difference]: Start difference. First operand has 81 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 22:21:51,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:51,577 INFO L93 Difference]: Finished difference Result 154 states and 207 transitions. [2023-11-06 22:21:51,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:21:51,580 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 [2023-11-06 22:21:51,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:51,596 INFO L225 Difference]: With dead ends: 154 [2023-11-06 22:21:51,597 INFO L226 Difference]: Without dead ends: 72 [2023-11-06 22:21:51,603 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 [2023-11-06 22:21:51,608 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:51,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:51,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-06 22:21:51,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-06 22:21:51,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 60 states have internal predecessors, (70), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-06 22:21:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 91 transitions. [2023-11-06 22:21:51,662 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 91 transitions. Word has length 23 [2023-11-06 22:21:51,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:51,663 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 91 transitions. [2023-11-06 22:21:51,663 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) [2023-11-06 22:21:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2023-11-06 22:21:51,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-06 22:21:51,666 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:51,667 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] [2023-11-06 22:21:51,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:21:51,667 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:51,668 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:51,669 INFO L85 PathProgramCache]: Analyzing trace with hash 981629421, now seen corresponding path program 1 times [2023-11-06 22:21:51,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:51,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291273895] [2023-11-06 22:21:51,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:51,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:51,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 22:21:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:51,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:51,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291273895] [2023-11-06 22:21:51,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291273895] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:51,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:51,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:21:51,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426901913] [2023-11-06 22:21:51,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:51,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:21:51,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:51,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:21:51,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:21:51,813 INFO L87 Difference]: Start difference. First operand 72 states and 91 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 22:21:51,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:51,836 INFO L93 Difference]: Finished difference Result 105 states and 131 transitions. [2023-11-06 22:21:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:21:51,837 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 [2023-11-06 22:21:51,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:51,840 INFO L225 Difference]: With dead ends: 105 [2023-11-06 22:21:51,840 INFO L226 Difference]: Without dead ends: 63 [2023-11-06 22:21:51,841 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 [2023-11-06 22:21:51,843 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 17 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:51,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 134 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:51,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-06 22:21:51,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-11-06 22:21:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 48 states have (on average 1.3125) internal successors, (63), 54 states have internal predecessors, (63), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-06 22:21:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2023-11-06 22:21:51,860 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 79 transitions. Word has length 24 [2023-11-06 22:21:51,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:51,861 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 79 transitions. [2023-11-06 22:21:51,861 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) [2023-11-06 22:21:51,861 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-11-06 22:21:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-06 22:21:51,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:51,864 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] [2023-11-06 22:21:51,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:21:51,864 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:51,865 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:51,865 INFO L85 PathProgramCache]: Analyzing trace with hash 826577867, now seen corresponding path program 1 times [2023-11-06 22:21:51,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:51,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330855754] [2023-11-06 22:21:51,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:51,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:21:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:52,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330855754] [2023-11-06 22:21:52,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330855754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:52,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:52,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:21:52,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790867813] [2023-11-06 22:21:52,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:52,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:21:52,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:52,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:21:52,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:21:52,092 INFO L87 Difference]: Start difference. First operand 63 states and 79 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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) [2023-11-06 22:21:52,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:52,143 INFO L93 Difference]: Finished difference Result 173 states and 222 transitions. [2023-11-06 22:21:52,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:21:52,145 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 [2023-11-06 22:21:52,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:52,149 INFO L225 Difference]: With dead ends: 173 [2023-11-06 22:21:52,150 INFO L226 Difference]: Without dead ends: 117 [2023-11-06 22:21:52,151 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 [2023-11-06 22:21:52,153 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 71 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:21:52,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 161 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:21:52,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-06 22:21:52,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2023-11-06 22:21:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 85 states have (on average 1.3411764705882352) internal successors, (114), 96 states have internal predecessors, (114), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-06 22:21:52,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 146 transitions. [2023-11-06 22:21:52,189 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 146 transitions. Word has length 29 [2023-11-06 22:21:52,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:52,189 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 146 transitions. [2023-11-06 22:21:52,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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) [2023-11-06 22:21:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2023-11-06 22:21:52,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 22:21:52,193 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:21:52,193 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] [2023-11-06 22:21:52,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:21:52,194 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:21:52,195 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:21:52,195 INFO L85 PathProgramCache]: Analyzing trace with hash -166090445, now seen corresponding path program 1 times [2023-11-06 22:21:52,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:21:52,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143254353] [2023-11-06 22:21:52,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:21:52,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:21:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:52,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:21:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:21:52,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:21:52,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:21:52,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143254353] [2023-11-06 22:21:52,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143254353] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:21:52,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:21:52,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:21:52,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097740317] [2023-11-06 22:21:52,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:21:52,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:21:52,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:21:52,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:21:52,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:21:52,442 INFO L87 Difference]: Start difference. First operand 114 states and 146 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) [2023-11-06 22:21:52,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:21:52,530 INFO L93 Difference]: Finished difference Result 199 states and 256 transitions. [2023-11-06 22:21:52,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:21:52,531 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 [2023-11-06 22:21:52,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:21:52,532 INFO L225 Difference]: With dead ends: 199 [2023-11-06 22:21:52,532 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:21:52,534 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 [2023-11-06 22:21:52,536 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 [2023-11-06 22:21:52,537 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] [2023-11-06 22:21:52,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:21:52,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:21:52,539 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) [2023-11-06 22:21:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:21:52,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2023-11-06 22:21:52,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:21:52,540 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:21:52,540 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) [2023-11-06 22:21:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:21:52,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:21:52,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:21:52,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:21:52,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:21:52,891 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 310 317) no Hoare annotation was computed. [2023-11-06 22:21:52,891 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 310 317) the Hoare annotation is: true [2023-11-06 22:21:52,892 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 310 317) no Hoare annotation was computed. [2023-11-06 22:21:52,892 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 269 275) no Hoare annotation was computed. [2023-11-06 22:21:52,892 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 269 275) the Hoare annotation is: true [2023-11-06 22:21:52,892 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 444 455) no Hoare annotation was computed. [2023-11-06 22:21:52,892 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 444 455) the Hoare annotation is: true [2023-11-06 22:21:52,893 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 444 455) no Hoare annotation was computed. [2023-11-06 22:21:52,893 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 456 464) the Hoare annotation is: true [2023-11-06 22:21:52,893 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 456 464) no Hoare annotation was computed. [2023-11-06 22:21:52,893 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 456 464) no Hoare annotation was computed. [2023-11-06 22:21:52,894 INFO L895 garLoopResultBuilder]: At program point L287(line 287) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,894 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 497 505) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,894 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2023-11-06 22:21:52,894 INFO L895 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-06 22:21:52,894 INFO L895 garLoopResultBuilder]: At program point L296-1(lines 277 301) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-06 22:21:52,895 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 245 268) no Hoare annotation was computed. [2023-11-06 22:21:52,895 INFO L895 garLoopResultBuilder]: At program point L424-2(lines 420 431) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,895 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 387) no Hoare annotation was computed. [2023-11-06 22:21:52,895 INFO L899 garLoopResultBuilder]: For program point L383-2(lines 383 387) no Hoare annotation was computed. [2023-11-06 22:21:52,895 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 926) no Hoare annotation was computed. [2023-11-06 22:21:52,895 INFO L899 garLoopResultBuilder]: For program point L916(lines 916 929) no Hoare annotation was computed. [2023-11-06 22:21:52,896 INFO L895 garLoopResultBuilder]: At program point L916-1(lines 908 932) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-06 22:21:52,896 INFO L899 garLoopResultBuilder]: For program point L256-1(lines 256 262) no Hoare annotation was computed. [2023-11-06 22:21:52,896 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 293) no Hoare annotation was computed. [2023-11-06 22:21:52,896 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 298) no Hoare annotation was computed. [2023-11-06 22:21:52,896 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2023-11-06 22:21:52,897 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 50 57) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,897 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 245 268) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-06 22:21:52,897 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 374 392) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,897 INFO L899 garLoopResultBuilder]: For program point L249-1(lines 248 267) no Hoare annotation was computed. [2023-11-06 22:21:52,897 INFO L895 garLoopResultBuilder]: At program point L914(line 914) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-11-06 22:21:52,898 INFO L899 garLoopResultBuilder]: For program point L914-1(line 914) no Hoare annotation was computed. [2023-11-06 22:21:52,898 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 245 268) no Hoare annotation was computed. [2023-11-06 22:21:52,898 INFO L895 garLoopResultBuilder]: At program point isPumpRunning_returnLabel#1(lines 329 337) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2023-11-06 22:21:52,898 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2023-11-06 22:21:52,899 INFO L895 garLoopResultBuilder]: At program point L291(line 291) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-11-06 22:21:52,899 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 61 90) no Hoare annotation was computed. [2023-11-06 22:21:52,899 INFO L902 garLoopResultBuilder]: At program point L86(lines 61 90) the Hoare annotation is: true [2023-11-06 22:21:52,899 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-11-06 22:21:52,899 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2023-11-06 22:21:52,899 INFO L902 garLoopResultBuilder]: At program point L75-1(lines 75 79) the Hoare annotation is: true [2023-11-06 22:21:52,900 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 61 90) the Hoare annotation is: true [2023-11-06 22:21:52,900 INFO L899 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2023-11-06 22:21:52,900 INFO L902 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: true [2023-11-06 22:21:52,900 INFO L902 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: true [2023-11-06 22:21:52,900 INFO L899 garLoopResultBuilder]: For program point L67-1(line 67) no Hoare annotation was computed. [2023-11-06 22:21:52,901 INFO L895 garLoopResultBuilder]: At program point L225(lines 174 226) the Hoare annotation is: false [2023-11-06 22:21:52,901 INFO L895 garLoopResultBuilder]: At program point startSystem_returnLabel#1(lines 408 415) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,901 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 219) no Hoare annotation was computed. [2023-11-06 22:21:52,901 INFO L895 garLoopResultBuilder]: At program point L213-2(lines 205 220) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,901 INFO L899 garLoopResultBuilder]: For program point L176(lines 175 224) no Hoare annotation was computed. [2023-11-06 22:21:52,902 INFO L895 garLoopResultBuilder]: At program point L399(line 399) the Hoare annotation is: false [2023-11-06 22:21:52,902 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 126 135) the Hoare annotation is: true [2023-11-06 22:21:52,902 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 220) no Hoare annotation was computed. [2023-11-06 22:21:52,902 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 884 890) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 22:21:52,902 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 139 161) the Hoare annotation is: true [2023-11-06 22:21:52,903 INFO L895 garLoopResultBuilder]: At program point L197(line 197) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,903 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:21:52,903 INFO L895 garLoopResultBuilder]: At program point L222(lines 175 224) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,903 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:21:52,903 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 191) no Hoare annotation was computed. [2023-11-06 22:21:52,903 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 185 191) no Hoare annotation was computed. [2023-11-06 22:21:52,904 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 181) no Hoare annotation was computed. [2023-11-06 22:21:52,904 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 118 124) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 22:21:52,904 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:21:52,904 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 156) no Hoare annotation was computed. [2023-11-06 22:21:52,904 INFO L899 garLoopResultBuilder]: For program point L149-2(lines 149 156) no Hoare annotation was computed. [2023-11-06 22:21:52,905 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2023-11-06 22:21:52,905 INFO L899 garLoopResultBuilder]: For program point L397-1(lines 397 403) no Hoare annotation was computed. [2023-11-06 22:21:52,905 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:21:52,905 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 891 897) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 22:21:52,905 INFO L902 garLoopResultBuilder]: At program point L228(lines 165 232) the Hoare annotation is: true [2023-11-06 22:21:52,905 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 201) no Hoare annotation was computed. [2023-11-06 22:21:52,906 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 195 201) no Hoare annotation was computed. [2023-11-06 22:21:52,906 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,906 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 393 407) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2023-11-06 22:21:52,906 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 898 906) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 22:21:52,906 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 432 443) no Hoare annotation was computed. [2023-11-06 22:21:52,907 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 432 443) the Hoare annotation is: true [2023-11-06 22:21:52,907 INFO L899 garLoopResultBuilder]: For program point L436-1(lines 432 443) no Hoare annotation was computed. [2023-11-06 22:21:52,910 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 22:21:52,913 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:21:52,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:21:52 BoogieIcfgContainer [2023-11-06 22:21:52,942 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:21:52,943 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:21:52,943 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:21:52,943 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:21:52,944 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:21:50" (3/4) ... [2023-11-06 22:21:52,948 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 22:21:52,954 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 22:21:52,955 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 22:21:52,971 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-06 22:21:52,972 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 22:21:52,973 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:21:52,974 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:21:52,974 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:21:53,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) [2023-11-06 22:21:53,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) [2023-11-06 22:21:53,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\result == 0))) [2023-11-06 22:21:53,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,081 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,082 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) [2023-11-06 22:21:53,083 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) [2023-11-06 22:21:53,083 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\result == 0))) [2023-11-06 22:21:53,083 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,084 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,084 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(pumpRunning) == 0)) [2023-11-06 22:21:53,126 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:21:53,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:21:53,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:21:53,131 INFO L158 Benchmark]: Toolchain (without parser) took 3724.94ms. Allocated memory is still 146.8MB. Free memory was 116.3MB in the beginning and 97.5MB in the end (delta: 18.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,132 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory was 80.1MB in the beginning and 80.0MB in the end (delta: 83.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:53,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.44ms. Allocated memory is still 146.8MB. Free memory was 115.9MB in the beginning and 97.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.45ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,134 INFO L158 Benchmark]: Boogie Preprocessor took 46.04ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 93.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:21:53,134 INFO L158 Benchmark]: RCFGBuilder took 690.86ms. Allocated memory is still 146.8MB. Free memory was 93.3MB in the beginning and 78.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,135 INFO L158 Benchmark]: TraceAbstraction took 2008.22ms. Allocated memory is still 146.8MB. Free memory was 77.7MB in the beginning and 104.8MB in the end (delta: -27.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,135 INFO L158 Benchmark]: Witness Printer took 188.23ms. Allocated memory is still 146.8MB. Free memory was 104.8MB in the beginning and 97.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:21:53,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory was 80.1MB in the beginning and 80.0MB in the end (delta: 83.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.44ms. Allocated memory is still 146.8MB. Free memory was 115.9MB in the beginning and 97.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.45ms. Allocated memory is still 146.8MB. Free memory was 97.0MB in the beginning and 94.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.04ms. Allocated memory is still 146.8MB. Free memory was 94.9MB in the beginning and 93.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 690.86ms. Allocated memory is still 146.8MB. Free memory was 93.3MB in the beginning and 78.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2008.22ms. Allocated memory is still 146.8MB. Free memory was 77.7MB in the beginning and 104.8MB in the end (delta: -27.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Witness Printer took 188.23ms. Allocated memory is still 146.8MB. Free memory was 104.8MB in the beginning and 97.5MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. 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,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [58] - GenericResultAtLocation [Line: 162]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [162] - GenericResultAtLocation [Line: 233]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [233] - GenericResultAtLocation [Line: 416]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [416] - GenericResultAtLocation [Line: 506]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [506] - GenericResultAtLocation [Line: 872]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [872] - GenericResultAtLocation [Line: 907]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [907] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: 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, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 128 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 124 mSDsluCounter, 549 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 325 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=3, InterpolantAutomatonStates: 13, 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, 37 LocationsWithAnnotation, 185 PreInvPairs, 211 NumberOfFragments, 164 HoareAnnotationTreeSize, 185 FomulaSimplifications, 11 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 282 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 170 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: 393]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (splverifierCounter == 0)) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: !((\old(pumpRunning) == 0)) - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || (pumpRunning == 0)) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: !((\old(pumpRunning) == 0)) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: !((\old(pumpRunning) == 0)) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\result == 0))) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: !((\old(pumpRunning) == 0)) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:21:53,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85c07b2e-8ca9-477b-88bc-f7aa718e5eae/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE