./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.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_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/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_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/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_178f9b79-8f04-4680-89d8-9015ad48e47b/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 db8fa4142710656a2cf6992c61a703485566be309c58b9bda433457e238bbe1a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:55:42,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:55:42,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:55:42,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:55:42,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:55:42,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:55:42,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:55:42,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:55:42,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:55:42,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:55:42,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:55:42,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:55:42,369 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:55:42,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:55:42,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:55:42,371 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:55:42,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:55:42,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:55:42,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:55:42,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:55:42,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:55:42,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:55:42,377 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:55:42,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:55:42,379 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:55:42,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:55:42,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:55:42,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:55:42,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:55:42,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:55:42,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:55:42,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:55:42,385 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:55:42,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:55:42,386 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:55:42,387 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:55:42,388 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:55:42,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:55:42,389 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:55:42,389 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_178f9b79-8f04-4680-89d8-9015ad48e47b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db8fa4142710656a2cf6992c61a703485566be309c58b9bda433457e238bbe1a [2023-11-06 21:55:42,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:55:42,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:55:42,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:55:42,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:55:42,753 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:55:42,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2023-11-06 21:55:46,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:55:46,747 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:55:46,748 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2023-11-06 21:55:46,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/data/d76d67983/efda301256974a8193ec780258e3dd28/FLAG73925c761 [2023-11-06 21:55:46,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/data/d76d67983/efda301256974a8193ec780258e3dd28 [2023-11-06 21:55:46,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:55:46,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:55:46,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:55:46,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:55:46,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:55:46,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:55:46" (1/1) ... [2023-11-06 21:55:46,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fad5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:46, skipping insertion in model container [2023-11-06 21:55:46,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:55:46" (1/1) ... [2023-11-06 21:55:46,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:55:47,125 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_178f9b79-8f04-4680-89d8-9015ad48e47b/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c[1605,1618] [2023-11-06 21:55:47,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:55:47,293 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:55:47,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-06 21:55:47,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [58] [2023-11-06 21:55:47,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [424] [2023-11-06 21:55:47,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [530] [2023-11-06 21:55:47,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [565] [2023-11-06 21:55:47,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [699] [2023-11-06 21:55:47,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [766] [2023-11-06 21:55:47,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [816] [2023-11-06 21:55:47,317 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_178f9b79-8f04-4680-89d8-9015ad48e47b/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c[1605,1618] [2023-11-06 21:55:47,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:55:47,405 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:55:47,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47 WrapperNode [2023-11-06 21:55:47,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:55:47,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:55:47,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:55:47,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:55:47,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,466 INFO L138 Inliner]: procedures = 52, calls = 93, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 145 [2023-11-06 21:55:47,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:55:47,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:55:47,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:55:47,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:55:47,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:55:47,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:55:47,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:55:47,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:55:47,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (1/1) ... [2023-11-06 21:55:47,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:55:47,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:47,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:55:47,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:55:47,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:55:47,606 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 21:55:47,606 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 21:55:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 21:55:47,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 21:55:47,607 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 21:55:47,608 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 21:55:47,608 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-06 21:55:47,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-06 21:55:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:55:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 21:55:47,609 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 21:55:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:55:47,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:55:47,712 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:55:47,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:55:48,014 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:55:48,023 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:55:48,023 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 21:55:48,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:55:48 BoogieIcfgContainer [2023-11-06 21:55:48,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:55:48,030 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:55:48,030 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:55:48,034 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:55:48,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:55:46" (1/3) ... [2023-11-06 21:55:48,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e1c160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:55:48, skipping insertion in model container [2023-11-06 21:55:48,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:47" (2/3) ... [2023-11-06 21:55:48,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e1c160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:55:48, skipping insertion in model container [2023-11-06 21:55:48,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:55:48" (3/3) ... [2023-11-06 21:55:48,038 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2023-11-06 21:55:48,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:55:48,064 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:55:48,143 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:55:48,154 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;@2a05e177, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:55:48,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:55:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 57 states have (on average 1.368421052631579) internal successors, (78), 61 states have internal predecessors, (78), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-06 21:55:48,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 21:55:48,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:48,178 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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 21:55:48,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:48,189 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:48,189 INFO L85 PathProgramCache]: Analyzing trace with hash -515124903, now seen corresponding path program 1 times [2023-11-06 21:55:48,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:48,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701394060] [2023-11-06 21:55:48,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:48,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:48,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 21:55:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:48,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 21:55:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:48,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 21:55:48,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:48,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701394060] [2023-11-06 21:55:48,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701394060] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:48,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:48,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:55:48,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486785849] [2023-11-06 21:55:48,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:48,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:55:48,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:48,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:55:48,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:55:48,562 INFO L87 Difference]: Start difference. First operand has 72 states, 57 states have (on average 1.368421052631579) internal successors, (78), 61 states have internal predecessors, (78), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 21:55:48,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:48,616 INFO L93 Difference]: Finished difference Result 135 states and 182 transitions. [2023-11-06 21:55:48,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:55:48,619 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2023-11-06 21:55:48,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:48,628 INFO L225 Difference]: With dead ends: 135 [2023-11-06 21:55:48,628 INFO L226 Difference]: Without dead ends: 63 [2023-11-06 21:55:48,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 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 21:55:48,638 INFO L413 NwaCegarLoop]: 88 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, 88 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 21:55:48,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:55:48,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-06 21:55:48,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-11-06 21:55:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 50 states have (on average 1.28) internal successors, (64), 53 states have internal predecessors, (64), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-06 21:55:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2023-11-06 21:55:48,705 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 79 transitions. Word has length 32 [2023-11-06 21:55:48,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:48,706 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 79 transitions. [2023-11-06 21:55:48,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 21:55:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-11-06 21:55:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-06 21:55:48,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:48,711 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:48,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 21:55:48,712 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:48,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:48,713 INFO L85 PathProgramCache]: Analyzing trace with hash -948437565, now seen corresponding path program 1 times [2023-11-06 21:55:48,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:48,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249991021] [2023-11-06 21:55:48,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:48,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 21:55:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 21:55:49,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:49,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249991021] [2023-11-06 21:55:49,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249991021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:49,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:49,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 21:55:49,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426393364] [2023-11-06 21:55:49,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:49,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:55:49,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:49,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:55:49,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:55:49,194 INFO L87 Difference]: Start difference. First operand 63 states and 79 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 21:55:49,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:49,430 INFO L93 Difference]: Finished difference Result 225 states and 298 transitions. [2023-11-06 21:55:49,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:55:49,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2023-11-06 21:55:49,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:49,436 INFO L225 Difference]: With dead ends: 225 [2023-11-06 21:55:49,437 INFO L226 Difference]: Without dead ends: 170 [2023-11-06 21:55:49,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:55:49,440 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 165 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:49,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 416 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:55:49,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-06 21:55:49,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 160. [2023-11-06 21:55:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.3089430894308942) internal successors, (161), 130 states have internal predecessors, (161), 24 states have call successors, (24), 15 states have call predecessors, (24), 12 states have return successors, (24), 21 states have call predecessors, (24), 21 states have call successors, (24) [2023-11-06 21:55:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2023-11-06 21:55:49,488 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 37 [2023-11-06 21:55:49,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:49,488 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2023-11-06 21:55:49,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 21:55:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2023-11-06 21:55:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-06 21:55:49,491 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:49,491 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:49,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 21:55:49,492 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:49,492 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:49,492 INFO L85 PathProgramCache]: Analyzing trace with hash -739007729, now seen corresponding path program 1 times [2023-11-06 21:55:49,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:49,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569988481] [2023-11-06 21:55:49,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:49,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 21:55:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 21:55:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 21:55:49,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:49,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569988481] [2023-11-06 21:55:49,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569988481] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:49,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:49,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 21:55:49,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097415739] [2023-11-06 21:55:49,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:49,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 21:55:49,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:49,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 21:55:49,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:55:49,711 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 21:55:49,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:49,826 INFO L93 Difference]: Finished difference Result 303 states and 408 transitions. [2023-11-06 21:55:49,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:55:49,827 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 38 [2023-11-06 21:55:49,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:49,828 INFO L225 Difference]: With dead ends: 303 [2023-11-06 21:55:49,828 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 21:55:49,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 21:55:49,833 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 42 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:49,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 236 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:55:49,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 21:55:49,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 21:55:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:55:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 21:55:49,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2023-11-06 21:55:49,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:49,836 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 21:55:49,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 21:55:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 21:55:49,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 21:55:49,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:55:49,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 21:55:49,842 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 21:55:50,054 INFO L899 garLoopResultBuilder]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2023-11-06 21:55:50,054 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 843 854) the Hoare annotation is: true [2023-11-06 21:55:50,054 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 843 854) no Hoare annotation was computed. [2023-11-06 21:55:50,055 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 809) no Hoare annotation was computed. [2023-11-06 21:55:50,055 INFO L899 garLoopResultBuilder]: For program point L795(lines 795 812) no Hoare annotation was computed. [2023-11-06 21:55:50,055 INFO L902 garLoopResultBuilder]: At program point L795-1(lines 787 815) the Hoare annotation is: true [2023-11-06 21:55:50,055 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 591) no Hoare annotation was computed. [2023-11-06 21:55:50,055 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 581 603) no Hoare annotation was computed. [2023-11-06 21:55:50,056 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 578 604) no Hoare annotation was computed. [2023-11-06 21:55:50,056 INFO L895 garLoopResultBuilder]: At program point processEnvironment_returnLabel#1(lines 605 611) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2023-11-06 21:55:50,056 INFO L899 garLoopResultBuilder]: For program point L800(lines 800 806) no Hoare annotation was computed. [2023-11-06 21:55:50,057 INFO L902 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 887 895) the Hoare annotation is: true [2023-11-06 21:55:50,057 INFO L902 garLoopResultBuilder]: At program point L797(line 797) the Hoare annotation is: true [2023-11-06 21:55:50,057 INFO L899 garLoopResultBuilder]: For program point L797-1(line 797) no Hoare annotation was computed. [2023-11-06 21:55:50,057 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2023-11-06 21:55:50,058 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 50 57) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-11-06 21:55:50,058 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 578 604) the Hoare annotation is: true [2023-11-06 21:55:50,058 INFO L899 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2023-11-06 21:55:50,058 INFO L895 garLoopResultBuilder]: At program point L823-2(lines 819 830) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-11-06 21:55:50,058 INFO L902 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 777 786) the Hoare annotation is: true [2023-11-06 21:55:50,059 INFO L899 garLoopResultBuilder]: For program point L592-1(lines 592 598) no Hoare annotation was computed. [2023-11-06 21:55:50,059 INFO L902 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: true [2023-11-06 21:55:50,059 INFO L899 garLoopResultBuilder]: For program point L782-1(line 782) no Hoare annotation was computed. [2023-11-06 21:55:50,059 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 578 604) no Hoare annotation was computed. [2023-11-06 21:55:50,060 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2023-11-06 21:55:50,060 INFO L899 garLoopResultBuilder]: For program point L448(line 448) no Hoare annotation was computed. [2023-11-06 21:55:50,060 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 427 456) no Hoare annotation was computed. [2023-11-06 21:55:50,060 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2023-11-06 21:55:50,060 INFO L902 garLoopResultBuilder]: At program point L441-1(lines 441 445) the Hoare annotation is: true [2023-11-06 21:55:50,061 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2023-11-06 21:55:50,061 INFO L902 garLoopResultBuilder]: At program point L437-2(lines 437 451) the Hoare annotation is: true [2023-11-06 21:55:50,061 INFO L902 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: true [2023-11-06 21:55:50,061 INFO L899 garLoopResultBuilder]: For program point L433-1(line 433) no Hoare annotation was computed. [2023-11-06 21:55:50,062 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 427 456) the Hoare annotation is: true [2023-11-06 21:55:50,062 INFO L902 garLoopResultBuilder]: At program point L452(lines 427 456) the Hoare annotation is: true [2023-11-06 21:55:50,062 INFO L895 garLoopResultBuilder]: At program point L758(lines 709 759) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,062 INFO L899 garLoopResultBuilder]: For program point L688(lines 688 694) no Hoare annotation was computed. [2023-11-06 21:55:50,063 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 493 503) the Hoare annotation is: true [2023-11-06 21:55:50,063 INFO L899 garLoopResultBuilder]: For program point L688-2(lines 688 694) no Hoare annotation was computed. [2023-11-06 21:55:50,063 INFO L899 garLoopResultBuilder]: For program point L746(lines 746 752) no Hoare annotation was computed. [2023-11-06 21:55:50,063 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 542 548) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 21:55:50,064 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 507 529) the Hoare annotation is: true [2023-11-06 21:55:50,064 INFO L895 garLoopResultBuilder]: At program point L746-2(lines 740 753) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,064 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 21:55:50,064 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 21:55:50,064 INFO L899 garLoopResultBuilder]: For program point L730(lines 730 736) no Hoare annotation was computed. [2023-11-06 21:55:50,065 INFO L899 garLoopResultBuilder]: For program point L730-1(lines 730 736) no Hoare annotation was computed. [2023-11-06 21:55:50,065 INFO L895 garLoopResultBuilder]: At program point L755(lines 710 757) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,065 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,065 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 484 490) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-06 21:55:50,066 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 21:55:50,066 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 769 776) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_main_~tmp~3#1| 1)) [2023-11-06 21:55:50,066 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 21:55:50,066 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 549 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-11-06 21:55:50,067 INFO L899 garLoopResultBuilder]: For program point L711(lines 710 757) no Hoare annotation was computed. [2023-11-06 21:55:50,067 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 524) no Hoare annotation was computed. [2023-11-06 21:55:50,067 INFO L899 garLoopResultBuilder]: For program point L740(lines 740 753) no Hoare annotation was computed. [2023-11-06 21:55:50,067 INFO L899 garLoopResultBuilder]: For program point L517-2(lines 517 524) no Hoare annotation was computed. [2023-11-06 21:55:50,067 INFO L895 garLoopResultBuilder]: At program point deactivatePump_returnLabel#1(lines 620 627) the Hoare annotation is: false [2023-11-06 21:55:50,068 INFO L895 garLoopResultBuilder]: At program point L732(line 732) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,068 INFO L902 garLoopResultBuilder]: At program point L761(lines 700 765) the Hoare annotation is: true [2023-11-06 21:55:50,068 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 684 698) the Hoare annotation is: (= ~pumpRunning~0 0) [2023-11-06 21:55:50,068 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 726) no Hoare annotation was computed. [2023-11-06 21:55:50,069 INFO L899 garLoopResultBuilder]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2023-11-06 21:55:50,069 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 556 564) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0)) [2023-11-06 21:55:50,069 INFO L899 garLoopResultBuilder]: For program point L712(lines 712 716) no Hoare annotation was computed. [2023-11-06 21:55:50,069 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 831 842) no Hoare annotation was computed. [2023-11-06 21:55:50,070 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 831 842) the Hoare annotation is: true [2023-11-06 21:55:50,070 INFO L899 garLoopResultBuilder]: For program point L835-1(lines 831 842) no Hoare annotation was computed. [2023-11-06 21:55:50,070 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 639 647) no Hoare annotation was computed. [2023-11-06 21:55:50,070 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 639 647) no Hoare annotation was computed. [2023-11-06 21:55:50,070 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 639 647) the Hoare annotation is: true [2023-11-06 21:55:50,073 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 21:55:50,075 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:55:50,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:55:50 BoogieIcfgContainer [2023-11-06 21:55:50,091 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:55:50,092 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:55:50,092 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:55:50,092 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:55:50,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:55:48" (3/4) ... [2023-11-06 21:55:50,095 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 21:55:50,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 21:55:50,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 21:55:50,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 21:55:50,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 21:55:50,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-06 21:55:50,108 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-06 21:55:50,109 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 21:55:50,109 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 21:55:50,110 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 21:55:50,110 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 21:55:50,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) [2023-11-06 21:55:50,142 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) [2023-11-06 21:55:50,142 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) [2023-11-06 21:55:50,175 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) [2023-11-06 21:55:50,176 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) [2023-11-06 21:55:50,176 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) [2023-11-06 21:55:50,206 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 21:55:50,207 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 21:55:50,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:55:50,208 INFO L158 Benchmark]: Toolchain (without parser) took 3390.87ms. Allocated memory is still 169.9MB. Free memory was 137.8MB in the beginning and 65.1MB in the end (delta: 72.8MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,209 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:55:50,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.27ms. Allocated memory is still 169.9MB. Free memory was 137.8MB in the beginning and 119.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.87ms. Allocated memory is still 169.9MB. Free memory was 119.0MB in the beginning and 116.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,210 INFO L158 Benchmark]: Boogie Preprocessor took 37.26ms. Allocated memory is still 169.9MB. Free memory was 116.9MB in the beginning and 115.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,211 INFO L158 Benchmark]: RCFGBuilder took 520.02ms. Allocated memory is still 169.9MB. Free memory was 115.8MB in the beginning and 101.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,211 INFO L158 Benchmark]: TraceAbstraction took 2061.61ms. Allocated memory is still 169.9MB. Free memory was 100.1MB in the beginning and 72.2MB in the end (delta: 27.8MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,212 INFO L158 Benchmark]: Witness Printer took 115.69ms. Allocated memory is still 169.9MB. Free memory was 72.2MB in the beginning and 65.1MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 21:55:50,215 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.27ms. Allocated memory is still 169.9MB. Free memory was 137.8MB in the beginning and 119.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.87ms. Allocated memory is still 169.9MB. Free memory was 119.0MB in the beginning and 116.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.26ms. Allocated memory is still 169.9MB. Free memory was 116.9MB in the beginning and 115.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.02ms. Allocated memory is still 169.9MB. Free memory was 115.8MB in the beginning and 101.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2061.61ms. Allocated memory is still 169.9MB. Free memory was 100.1MB in the beginning and 72.2MB in the end (delta: 27.8MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Witness Printer took 115.69ms. Allocated memory is still 169.9MB. Free memory was 72.2MB in the beginning and 65.1MB in the end (delta: 7.2MB). 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,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [58] - GenericResultAtLocation [Line: 424]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [424] - GenericResultAtLocation [Line: 530]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [530] - GenericResultAtLocation [Line: 565]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [565] - GenericResultAtLocation [Line: 699]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [699] - GenericResultAtLocation [Line: 766]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [766] - GenericResultAtLocation [Line: 816]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [816] * 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 6 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 208 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 207 mSDsluCounter, 740 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 504 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 110 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 236 mSDtfsCounter, 110 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=2, InterpolantAutomatonStates: 14, 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, 3 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 303 PreInvPairs, 394 NumberOfFragments, 103 HoareAnnotationTreeSize, 303 FomulaSimplifications, 263 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 510 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 227 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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: 769]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: (pumpRunning == 0) - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (tmp == 1)) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: !((pumpRunning == 0)) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: !((pumpRunning == 0)) - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (pumpRunning == 0) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (!((pumpRunning == 0)) || !((0 == systemActive))) - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (pumpRunning == 0) - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 21:55:50,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_178f9b79-8f04-4680-89d8-9015ad48e47b/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