./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6ca8c561d44a725c9e83a72546b64d4a8d527f7d8e8f11c5a3011fde526bfd5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:51:30,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:51:30,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 14:51:30,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:51:30,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:51:30,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:51:30,948 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:51:30,949 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:51:30,949 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:51:30,950 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:51:30,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:51:30,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:51:30,951 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:51:30,952 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 14:51:30,953 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 14:51:30,953 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 14:51:30,953 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 14:51:30,953 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 14:51:30,953 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 14:51:30,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:51:30,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 14:51:30,955 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:51:30,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:51:30,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:51:30,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:51:30,956 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:51:30,956 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 14:51:30,956 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) 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 -> c6ca8c561d44a725c9e83a72546b64d4a8d527f7d8e8f11c5a3011fde526bfd5 [2024-11-13 14:51:31,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:51:31,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:51:31,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:51:31,290 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:51:31,290 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:51:31,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c Unable to find full path for "g++" [2024-11-13 14:51:33,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:51:33,645 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:51:33,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/sv-benchmarks/c/product-lines/minepump_spec4_product05.cil.c [2024-11-13 14:51:33,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/data/237b22a95/eb0638eee5844c528c1abd5cd614bb9c/FLAG227c42eb9 [2024-11-13 14:51:33,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/data/237b22a95/eb0638eee5844c528c1abd5cd614bb9c [2024-11-13 14:51:33,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:51:33,699 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:51:33,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:51:33,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:51:33,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:51:33,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:51:33" (1/1) ... [2024-11-13 14:51:33,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8a4ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:33, skipping insertion in model container [2024-11-13 14:51:33,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:51:33" (1/1) ... [2024-11-13 14:51:33,754 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:51:34,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:51:34,107 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:51:34,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [501] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [603] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [668] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [805] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [832] [2024-11-13 14:51:34,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [841] [2024-11-13 14:51:34,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:51:34,184 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:51:34,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34 WrapperNode [2024-11-13 14:51:34,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:51:34,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:51:34,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:51:34,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:51:34,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,241 INFO L138 Inliner]: procedures = 50, calls = 93, calls flagged for inlining = 46, calls inlined = 50, statements flattened = 307 [2024-11-13 14:51:34,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:51:34,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:51:34,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:51:34,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:51:34,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,253 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,265 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:51:34,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:51:34,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:51:34,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:51:34,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:51:34,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (1/1) ... [2024-11-13 14:51:34,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:51:34,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:51:34,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:51:34,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 14:51:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:51:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:51:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:51:34,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:51:34,439 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:51:34,441 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:51:34,871 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-13 14:51:34,871 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:51:34,888 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:51:34,888 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 14:51:34,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:51:34 BoogieIcfgContainer [2024-11-13 14:51:34,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:51:34,892 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 14:51:34,892 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 14:51:34,897 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 14:51:34,897 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:51:34,898 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 02:51:33" (1/3) ... [2024-11-13 14:51:34,899 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@139b5d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:51:34, skipping insertion in model container [2024-11-13 14:51:34,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:51:34,899 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:51:34" (2/3) ... [2024-11-13 14:51:34,900 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@139b5d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:51:34, skipping insertion in model container [2024-11-13 14:51:34,900 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:51:34,900 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:51:34" (3/3) ... [2024-11-13 14:51:34,903 INFO L333 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2024-11-13 14:51:34,958 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 14:51:34,959 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 14:51:34,959 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 14:51:34,959 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 14:51:34,959 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 14:51:34,959 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 14:51:34,959 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 14:51:34,959 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 14:51:34,964 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 99 states, 98 states have (on average 1.346938775510204) internal successors, (132), 98 states have internal predecessors, (132), 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) [2024-11-13 14:51:34,984 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2024-11-13 14:51:34,987 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:51:34,987 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:51:34,993 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:34,993 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:34,993 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 14:51:34,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 99 states, 98 states have (on average 1.346938775510204) internal successors, (132), 98 states have internal predecessors, (132), 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) [2024-11-13 14:51:35,001 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2024-11-13 14:51:35,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:51:35,004 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:51:35,005 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:35,005 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:35,010 INFO L745 eck$LassoCheckResult]: Stem: 23#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 27#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret32#1, main_~retValue_acc~5#1, main_~tmp~3#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 17#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 83#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 67#valid_product_returnLabel#1true main_#t~ret32#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret32#1;havoc main_#t~ret32#1; 34#L590true assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 57#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 29#L614-2true [2024-11-13 14:51:35,012 INFO L747 eck$LassoCheckResult]: Loop: 29#L614-2true assume !false; 9#L615true assume test_~splverifierCounter~0#1 < 4; 79#L616true havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 30#L624true assume !(0 != test_~tmp~4#1); 8#L624-2true havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 71#L634true assume !(0 != test_~tmp___0~0#1); 74#L634-2true havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 81#L644true assume 0 != test_~tmp___2~0#1; 58#L650-2true assume { :begin_inline_timeShift } true; 94#L680true assume !(0 != ~pumpRunning~0); 95#L680-2true assume !(0 != ~systemActive~0); 90#L687-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_#t~ret48#1, __utac_acc__Specification4_spec__1_~tmp~6#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification4_spec__1_~tmp~6#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 46#getWaterLevel_returnLabel#1true __utac_acc__Specification4_spec__1_#t~ret47#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~6#1 := __utac_acc__Specification4_spec__1_#t~ret47#1;havoc __utac_acc__Specification4_spec__1_#t~ret47#1; 63#L815true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~6#1); 21#L815-1true havoc __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_#t~ret48#1, __utac_acc__Specification4_spec__1_~tmp~6#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 47#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 29#L614-2true [2024-11-13 14:51:35,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2024-11-13 14:51:35,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110565644] [2024-11-13 14:51:35,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:51:35,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,186 INFO L85 PathProgramCache]: Analyzing trace with hash -222085242, now seen corresponding path program 1 times [2024-11-13 14:51:35,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772320574] [2024-11-13 14:51:35,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:51:35,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1133333834, now seen corresponding path program 1 times [2024-11-13 14:51:35,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920456859] [2024-11-13 14:51:35,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:51:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:51:35,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:51:35,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920456859] [2024-11-13 14:51:35,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920456859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:51:35,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:51:35,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:51:35,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30147425] [2024-11-13 14:51:35,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:51:35,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:51:35,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:51:35,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:51:35,684 INFO L87 Difference]: Start difference. First operand has 99 states, 98 states have (on average 1.346938775510204) internal successors, (132), 98 states have internal predecessors, (132), 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) Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2024-11-13 14:51:35,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:51:35,777 INFO L93 Difference]: Finished difference Result 93 states and 115 transitions. [2024-11-13 14:51:35,779 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 115 transitions. [2024-11-13 14:51:35,781 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 56 [2024-11-13 14:51:35,787 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 83 states and 105 transitions. [2024-11-13 14:51:35,788 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 83 [2024-11-13 14:51:35,791 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 83 [2024-11-13 14:51:35,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 105 transitions. [2024-11-13 14:51:35,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:51:35,792 INFO L218 hiAutomatonCegarLoop]: Abstraction has 83 states and 105 transitions. [2024-11-13 14:51:35,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 105 transitions. [2024-11-13 14:51:35,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-13 14:51:35,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 83 states have (on average 1.2650602409638554) internal successors, (105), 82 states have internal predecessors, (105), 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) [2024-11-13 14:51:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 105 transitions. [2024-11-13 14:51:35,828 INFO L240 hiAutomatonCegarLoop]: Abstraction has 83 states and 105 transitions. [2024-11-13 14:51:35,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:51:35,837 INFO L424 stractBuchiCegarLoop]: Abstraction has 83 states and 105 transitions. [2024-11-13 14:51:35,837 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 14:51:35,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 83 states and 105 transitions. [2024-11-13 14:51:35,838 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 56 [2024-11-13 14:51:35,838 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:51:35,839 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:51:35,839 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:35,839 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:51:35,839 INFO L745 eck$LassoCheckResult]: Stem: 271#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 272#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret32#1, main_~retValue_acc~5#1, main_~tmp~3#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 254#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 255#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 252#valid_product_returnLabel#1 main_#t~ret32#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret32#1;havoc main_#t~ret32#1; 253#L590 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 216#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 217#L614-2 [2024-11-13 14:51:35,840 INFO L747 eck$LassoCheckResult]: Loop: 217#L614-2 assume !false; 231#L615 assume test_~splverifierCounter~0#1 < 4; 232#L616 havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 275#L624 assume !(0 != test_~tmp~4#1); 227#L624-2 havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 228#L634 assume !(0 != test_~tmp___0~0#1); 259#L634-2 havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 265#L644 assume 0 != test_~tmp___2~0#1; 214#L650-2 assume { :begin_inline_timeShift } true; 215#L680 assume !(0 != ~pumpRunning~0); 268#L680-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 292#L712 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 224#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 225#L712-1 havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 226#L687-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_#t~ret48#1, __utac_acc__Specification4_spec__1_~tmp~6#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification4_spec__1_~tmp~6#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 287#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret47#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~6#1 := __utac_acc__Specification4_spec__1_#t~ret47#1;havoc __utac_acc__Specification4_spec__1_#t~ret47#1; 234#L815 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~6#1); 236#L815-1 havoc __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_#t~ret48#1, __utac_acc__Specification4_spec__1_~tmp~6#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 266#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 217#L614-2 [2024-11-13 14:51:35,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2024-11-13 14:51:35,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224764348] [2024-11-13 14:51:35,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,862 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:51:35,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,873 INFO L85 PathProgramCache]: Analyzing trace with hash -784127292, now seen corresponding path program 1 times [2024-11-13 14:51:35,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042945683] [2024-11-13 14:51:35,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:51:35,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:51:35,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1518016128, now seen corresponding path program 1 times [2024-11-13 14:51:35,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:51:35,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584084923] [2024-11-13 14:51:35,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:51:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:51:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:35,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:51:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:37,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:51:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:51:37,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 02:51:37 BoogieIcfgContainer [2024-11-13 14:51:37,206 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 14:51:37,207 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:51:37,207 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:51:37,207 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:51:37,210 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:51:34" (3/4) ... [2024-11-13 14:51:37,211 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-13 14:51:37,265 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:51:37,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:51:37,272 INFO L158 Benchmark]: Toolchain (without parser) took 3572.35ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.7MB in the beginning and 236.9MB in the end (delta: -144.2MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2024-11-13 14:51:37,272 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:51:37,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.18ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 75.0MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:51:37,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.77ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:51:37,274 INFO L158 Benchmark]: Boogie Preprocessor took 36.69ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:51:37,275 INFO L158 Benchmark]: RCFGBuilder took 609.59ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 53.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:51:37,275 INFO L158 Benchmark]: BuchiAutomizer took 2314.38ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 53.5MB in the beginning and 239.2MB in the end (delta: -185.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-13 14:51:37,277 INFO L158 Benchmark]: Witness Printer took 63.84ms. Allocated memory is still 352.3MB. Free memory was 239.2MB in the beginning and 236.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:51:37,279 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.18ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 75.0MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.77ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.69ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 609.59ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 53.5MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 2314.38ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 53.5MB in the beginning and 239.2MB in the end (delta: -185.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Witness Printer took 63.84ms. Allocated memory is still 352.3MB. Free memory was 239.2MB in the beginning and 236.9MB in the end (delta: 2.2MB). There was no memory consumed. 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [501] - GenericResultAtLocation [Line: 603]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [603] - GenericResultAtLocation [Line: 668]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [668] - GenericResultAtLocation [Line: 805]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [805] - GenericResultAtLocation [Line: 832]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [832] - GenericResultAtLocation [Line: 841]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [841] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 83 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 214 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 214 mSDsluCounter, 325 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 215 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 110 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L56] int waterLevel = 1; [L57] int methaneLevelCritical = 0; [L305] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L502] int cleanupTimeShifts = 4; [L672] int pumpRunning = 0; [L673] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L581] int retValue_acc ; [L582] int tmp ; [L586] FCALL select_helpers() [L587] FCALL select_features() [L588] CALL, EXPR valid_product() [L868] int retValue_acc ; [L871] retValue_acc = 1 [L872] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L588] RET, EXPR valid_product() [L588] tmp = valid_product() [L590] COND TRUE \read(tmp) [L592] FCALL setup() [L593] CALL runTest() [L572] CALL test() [L605] int splverifierCounter ; [L606] int tmp ; [L607] int tmp___0 ; [L608] int tmp___1 ; [L609] int tmp___2 ; [L612] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L614] COND TRUE 1 [L616] COND TRUE splverifierCounter < 4 [L622] tmp = __VERIFIER_nondet_int() [L624] COND FALSE !(\read(tmp)) [L632] tmp___0 = __VERIFIER_nondet_int() [L634] COND FALSE !(\read(tmp___0)) [L642] tmp___2 = __VERIFIER_nondet_int() [L644] COND TRUE \read(tmp___2) [L657] CALL timeShift() [L680] COND FALSE !(\read(pumpRunning)) [L687] COND TRUE \read(systemActive) [L689] CALL processEnvironment() [L709] int tmp ; [L712] COND FALSE !(\read(pumpRunning)) [L727] FCALL processEnvironment__wrappee__base() [L689] RET processEnvironment() [L695] CALL __utac_acc__Specification4_spec__1() [L808] int tmp ; [L809] int tmp___0 ; [L813] CALL, EXPR getWaterLevel() [L127] int retValue_acc ; [L130] retValue_acc = waterLevel [L131] return (retValue_acc); [L813] RET, EXPR getWaterLevel() [L813] tmp = getWaterLevel() [L815] COND FALSE !(tmp == 0) [L695] RET __utac_acc__Specification4_spec__1() [L657] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 614]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L56] int waterLevel = 1; [L57] int methaneLevelCritical = 0; [L305] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L502] int cleanupTimeShifts = 4; [L672] int pumpRunning = 0; [L673] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L581] int retValue_acc ; [L582] int tmp ; [L586] FCALL select_helpers() [L587] FCALL select_features() [L588] CALL, EXPR valid_product() [L868] int retValue_acc ; [L871] retValue_acc = 1 [L872] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L588] RET, EXPR valid_product() [L588] tmp = valid_product() [L590] COND TRUE \read(tmp) [L592] FCALL setup() [L593] CALL runTest() [L572] CALL test() [L605] int splverifierCounter ; [L606] int tmp ; [L607] int tmp___0 ; [L608] int tmp___1 ; [L609] int tmp___2 ; [L612] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L614] COND TRUE 1 [L616] COND TRUE splverifierCounter < 4 [L622] tmp = __VERIFIER_nondet_int() [L624] COND FALSE !(\read(tmp)) [L632] tmp___0 = __VERIFIER_nondet_int() [L634] COND FALSE !(\read(tmp___0)) [L642] tmp___2 = __VERIFIER_nondet_int() [L644] COND TRUE \read(tmp___2) [L657] CALL timeShift() [L680] COND FALSE !(\read(pumpRunning)) [L687] COND TRUE \read(systemActive) [L689] CALL processEnvironment() [L709] int tmp ; [L712] COND FALSE !(\read(pumpRunning)) [L727] FCALL processEnvironment__wrappee__base() [L689] RET processEnvironment() [L695] CALL __utac_acc__Specification4_spec__1() [L808] int tmp ; [L809] int tmp___0 ; [L813] CALL, EXPR getWaterLevel() [L127] int retValue_acc ; [L130] retValue_acc = waterLevel [L131] return (retValue_acc); [L813] RET, EXPR getWaterLevel() [L813] tmp = getWaterLevel() [L815] COND FALSE !(tmp == 0) [L695] RET __utac_acc__Specification4_spec__1() [L657] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 14:51:37,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c46d7945-938e-41b4-ab6f-4152c054c8ca/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)