./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1 --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 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:51:55,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:51:55,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-12-02 11:51:55,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:51:55,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:51:55,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:51:55,217 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:51:55,217 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:51:55,217 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:51:55,218 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:51:55,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:51:55,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:51:55,218 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:51:55,218 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Use old map elimination=false [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-12-02 11:51:55,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:51:55,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:51:55,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:51:55,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:51:55,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:51:55,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:51:55,221 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-12-02 11:51:55,221 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-12-02 11:51:55,221 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_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1 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 -> 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 [2024-12-02 11:51:55,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:51:55,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:51:55,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:51:55,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:51:55,479 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:51:55,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2024-12-02 11:51:58,134 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/data/dad0a6638/1cfa2a8db89c42378b81af4159b8b1a2/FLAGf60d69ffd [2024-12-02 11:51:58,368 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:51:58,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2024-12-02 11:51:58,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/data/dad0a6638/1cfa2a8db89c42378b81af4159b8b1a2/FLAGf60d69ffd [2024-12-02 11:51:58,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/data/dad0a6638/1cfa2a8db89c42378b81af4159b8b1a2 [2024-12-02 11:51:58,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:51:58,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:51:58,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:51:58,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:51:58,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:51:58,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:51:58" (1/1) ... [2024-12-02 11:51:58,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aad8c80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:58, skipping insertion in model container [2024-12-02 11:51:58,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:51:58" (1/1) ... [2024-12-02 11:51:58,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:51:58,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:51:58,944 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:51:58,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] [2024-12-02 11:51:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] [2024-12-02 11:51:59,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:51:59,018 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:51:59,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59 WrapperNode [2024-12-02 11:51:59,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:51:59,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:51:59,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:51:59,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:51:59,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,053 INFO L138 Inliner]: procedures = 56, calls = 100, calls flagged for inlining = 53, calls inlined = 54, statements flattened = 351 [2024-12-02 11:51:59,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:51:59,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:51:59,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:51:59,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:51:59,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,064 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,078 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]. [2024-12-02 11:51:59,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,084 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,089 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:51:59,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:51:59,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:51:59,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:51:59,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2024-12-02 11:51:59,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-02 11:51:59,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:51:59,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-12-02 11:51:59,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-12-02 11:51:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:51:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:51:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:51:59,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:51:59,212 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:51:59,214 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:51:59,500 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-02 11:51:59,500 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:51:59,511 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:51:59,511 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-02 11:51:59,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:51:59 BoogieIcfgContainer [2024-12-02 11:51:59,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:51:59,512 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-12-02 11:51:59,512 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-12-02 11:51:59,518 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-12-02 11:51:59,518 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-12-02 11:51:59,519 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 11:51:58" (1/3) ... [2024-12-02 11:51:59,520 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1def2f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 11:51:59, skipping insertion in model container [2024-12-02 11:51:59,520 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-12-02 11:51:59,520 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (2/3) ... [2024-12-02 11:51:59,520 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1def2f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 11:51:59, skipping insertion in model container [2024-12-02 11:51:59,520 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-12-02 11:51:59,520 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:51:59" (3/3) ... [2024-12-02 11:51:59,521 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2024-12-02 11:51:59,565 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-12-02 11:51:59,565 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-12-02 11:51:59,565 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-12-02 11:51:59,565 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-12-02 11:51:59,565 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-12-02 11:51:59,566 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-12-02 11:51:59,566 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-12-02 11:51:59,566 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-12-02 11:51:59,571 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 112 states, 111 states have (on average 1.3693693693693694) internal successors, (152), 111 states have internal predecessors, (152), 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) [2024-12-02 11:51:59,585 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71 [2024-12-02 11:51:59,586 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-12-02 11:51:59,586 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-12-02 11:51:59,590 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:51:59,590 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:51:59,590 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-12-02 11:51:59,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 112 states, 111 states have (on average 1.3693693693693694) internal successors, (152), 111 states have internal predecessors, (152), 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) [2024-12-02 11:51:59,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71 [2024-12-02 11:51:59,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-12-02 11:51:59,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-12-02 11:51:59,594 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:51:59,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:51:59,597 INFO L747 eck$LassoCheckResult]: Stem: "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;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret28#1, main_~retValue_acc~8#1, main_~tmp~5#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret28#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret28#1;havoc main_#t~ret28#1;" "assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0;" "assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#1, test_#t~nondet25#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;" [2024-12-02 11:51:59,598 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet22#1;test_~tmp~3#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1;" "assume !(0 != test_~tmp~3#1);" "havoc test_#t~nondet23#1;test_~tmp___0~1#1 := test_#t~nondet23#1;havoc test_#t~nondet23#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet24#1;test_~tmp___2~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet25#1;test_~tmp___1~0#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret26#1, __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~4#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1;" "__utac_acc__Specification2_spec__2_#t~ret26#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~4#1 := __utac_acc__Specification2_spec__2_#t~ret26#1;havoc __utac_acc__Specification2_spec__2_#t~ret26#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret26#1, __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true;" "assume { :end_inline_timeShift } true;" [2024-12-02 11:51:59,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:51:59,602 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2024-12-02 11:51:59,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:51:59,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748107419] [2024-12-02 11:51:59,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:51:59,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:51:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:51:59,676 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:51:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:51:59,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-12-02 11:51:59,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:51:59,705 INFO L85 PathProgramCache]: Analyzing trace with hash -271785277, now seen corresponding path program 1 times [2024-12-02 11:51:59,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:51:59,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426081925] [2024-12-02 11:51:59,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:51:59,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:51:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:51:59,714 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:51:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:51:59,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-12-02 11:51:59,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:51:59,724 INFO L85 PathProgramCache]: Analyzing trace with hash -434072660, now seen corresponding path program 1 times [2024-12-02 11:51:59,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:51:59,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245576202] [2024-12-02 11:51:59,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:51:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:51:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:51:59,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-12-02 11:51:59,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245576202] [2024-12-02 11:51:59,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245576202] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:51:59,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872465177] [2024-12-02 11:51:59,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:51:59,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:51:59,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:51:59,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:51:59,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:51:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:51:59,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 11:51:59,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:52:00,024 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:52:00,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872465177] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:52:00,065 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:52:00,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6 [2024-12-02 11:52:00,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721395072] [2024-12-02 11:52:00,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:52:00,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-12-02 11:52:00,157 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 11:52:00,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:52:00,159 INFO L87 Difference]: Start difference. First operand has 112 states, 111 states have (on average 1.3693693693693694) internal successors, (152), 111 states have internal predecessors, (152), 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 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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) [2024-12-02 11:52:00,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:52:00,257 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2024-12-02 11:52:00,258 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 268 states and 349 transitions. [2024-12-02 11:52:00,263 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 171 [2024-12-02 11:52:00,270 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 268 states to 238 states and 319 transitions. [2024-12-02 11:52:00,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 238 [2024-12-02 11:52:00,272 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 238 [2024-12-02 11:52:00,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 238 states and 319 transitions. [2024-12-02 11:52:00,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-12-02 11:52:00,274 INFO L218 hiAutomatonCegarLoop]: Abstraction has 238 states and 319 transitions. [2024-12-02 11:52:00,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states and 319 transitions. [2024-12-02 11:52:00,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 149. [2024-12-02 11:52:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 149 states have (on average 1.342281879194631) internal successors, (200), 148 states have internal predecessors, (200), 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) [2024-12-02 11:52:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 200 transitions. [2024-12-02 11:52:00,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 149 states and 200 transitions. [2024-12-02 11:52:00,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:52:00,303 INFO L425 stractBuchiCegarLoop]: Abstraction has 149 states and 200 transitions. [2024-12-02 11:52:00,303 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-12-02 11:52:00,304 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 149 states and 200 transitions. [2024-12-02 11:52:00,305 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 105 [2024-12-02 11:52:00,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-12-02 11:52:00,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-12-02 11:52:00,306 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:52:00,306 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] [2024-12-02 11:52:00,306 INFO L747 eck$LassoCheckResult]: Stem: "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;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret28#1, main_~retValue_acc~8#1, main_~tmp~5#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret28#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret28#1;havoc main_#t~ret28#1;" "assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0;" "assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#1, test_#t~nondet25#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;" [2024-12-02 11:52:00,306 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet22#1;test_~tmp~3#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1;" "assume !(0 != test_~tmp~3#1);" "havoc test_#t~nondet23#1;test_~tmp___0~1#1 := test_#t~nondet23#1;havoc test_#t~nondet23#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet24#1;test_~tmp___2~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet25#1;test_~tmp___1~0#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret10#1, processEnvironment_~tmp~0#1;havoc processEnvironment_~tmp~0#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment_#t~ret10#1, processEnvironment_~tmp~0#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret26#1, __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~4#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1;" "__utac_acc__Specification2_spec__2_#t~ret26#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~4#1 := __utac_acc__Specification2_spec__2_#t~ret26#1;havoc __utac_acc__Specification2_spec__2_#t~ret26#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret26#1, __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true;" "assume { :end_inline_timeShift } true;" [2024-12-02 11:52:00,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:52:00,307 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2024-12-02 11:52:00,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:52:00,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090139541] [2024-12-02 11:52:00,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:52:00,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:52:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,317 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:52:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-12-02 11:52:00,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:52:00,326 INFO L85 PathProgramCache]: Analyzing trace with hash -44341471, now seen corresponding path program 1 times [2024-12-02 11:52:00,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:52:00,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215001712] [2024-12-02 11:52:00,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:52:00,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:52:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,332 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:52:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-12-02 11:52:00,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:52:00,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1385406872, now seen corresponding path program 1 times [2024-12-02 11:52:00,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-12-02 11:52:00,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938625666] [2024-12-02 11:52:00,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:52:00,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:52:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,349 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:52:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:00,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-12-02 11:52:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:01,217 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:52:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:52:01,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 11:52:01 BoogieIcfgContainer [2024-12-02 11:52:01,269 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-12-02 11:52:01,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:52:01,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:52:01,270 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:52:01,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:51:59" (3/4) ... [2024-12-02 11:52:01,272 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample [2024-12-02 11:52:01,308 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 11:52:01,309 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:52:01,309 INFO L158 Benchmark]: Toolchain (without parser) took 2621.39ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 101.1MB in the end (delta: 13.9MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-12-02 11:52:01,310 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:52:01,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.91ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 96.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:52:01,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.79ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:52:01,311 INFO L158 Benchmark]: Boogie Preprocessor took 37.69ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:52:01,311 INFO L158 Benchmark]: RCFGBuilder took 419.98ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 72.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:52:01,311 INFO L158 Benchmark]: BuchiAutomizer took 1756.91ms. Allocated memory is still 142.6MB. Free memory was 72.3MB in the beginning and 103.4MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:52:01,311 INFO L158 Benchmark]: Witness Printer took 38.92ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 101.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:52:01,313 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.91ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 96.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.79ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.69ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.98ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 72.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 1756.91ms. Allocated memory is still 142.6MB. Free memory was 72.3MB in the beginning and 103.4MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 38.92ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 101.1MB in the end (delta: 2.3MB). 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,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] - GenericResultAtLocation [Line: 96]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] - GenericResultAtLocation [Line: 192]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] - GenericResultAtLocation [Line: 393]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] - GenericResultAtLocation [Line: 463]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] - GenericResultAtLocation [Line: 502]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] - GenericResultAtLocation [Line: 599]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] * 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 7 locations. The remainder module has 149 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. 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, 89 StatesRemovedByMinimization, 1 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, 241 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 241 mSDsluCounter, 870 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 737 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 133 mSDtfsCounter, 52 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: 407]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L104] int waterLevel = 1; [L105] int methaneLevelCritical = 0; [L200] int pumpRunning = 0; [L201] int systemActive = 1; [L464] int methAndRunningLastTime ; [L503] int cleanupTimeShifts = 4; [L769] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L577] int retValue_acc ; [L578] int tmp ; [L582] FCALL select_helpers() [L583] FCALL select_features() [L584] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L584] RET, EXPR valid_product() [L584] tmp = valid_product() [L586] COND TRUE \read(tmp) [L588] FCALL setup() [L589] CALL runTest() [L570] CALL __utac_acc__Specification2_spec__1() [L469] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L570] RET __utac_acc__Specification2_spec__1() [L571] CALL test() [L396] int splverifierCounter ; [L397] int tmp ; [L398] int tmp___0 ; [L399] int tmp___1 ; [L400] int tmp___2 ; [L403] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L407] COND TRUE splverifierCounter < 4 [L413] tmp = __VERIFIER_nondet_int() [L415] COND FALSE !(\read(tmp)) [L423] tmp___0 = __VERIFIER_nondet_int() [L425] COND FALSE !(\read(tmp___0)) [L433] tmp___2 = __VERIFIER_nondet_int() [L435] COND FALSE !(\read(tmp___2)) [L441] tmp___1 = __VERIFIER_nondet_int() [L443] COND FALSE !(\read(tmp___1)) [L452] CALL timeShift() [L208] COND FALSE !(\read(pumpRunning)) [L215] COND TRUE \read(systemActive) [L217] CALL processEnvironment() [L237] int tmp ; [L240] COND FALSE !(\read(pumpRunning)) [L255] FCALL processEnvironment__wrappee__base() [L217] RET processEnvironment() [L223] CALL __utac_acc__Specification2_spec__2() [L474] int tmp ; [L475] int tmp___0 ; [L479] CALL, EXPR isMethaneLevelCritical() [L143] int retValue_acc ; [L146] retValue_acc = methaneLevelCritical [L147] return (retValue_acc); [L479] RET, EXPR isMethaneLevelCritical() [L479] tmp = isMethaneLevelCritical() [L481] COND FALSE !(\read(tmp)) [L497] methAndRunningLastTime = 0 [L223] RET __utac_acc__Specification2_spec__2() [L452] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 407]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L104] int waterLevel = 1; [L105] int methaneLevelCritical = 0; [L200] int pumpRunning = 0; [L201] int systemActive = 1; [L464] int methAndRunningLastTime ; [L503] int cleanupTimeShifts = 4; [L769] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L577] int retValue_acc ; [L578] int tmp ; [L582] FCALL select_helpers() [L583] FCALL select_features() [L584] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L584] RET, EXPR valid_product() [L584] tmp = valid_product() [L586] COND TRUE \read(tmp) [L588] FCALL setup() [L589] CALL runTest() [L570] CALL __utac_acc__Specification2_spec__1() [L469] methAndRunningLastTime = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L570] RET __utac_acc__Specification2_spec__1() [L571] CALL test() [L396] int splverifierCounter ; [L397] int tmp ; [L398] int tmp___0 ; [L399] int tmp___1 ; [L400] int tmp___2 ; [L403] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L407] COND TRUE splverifierCounter < 4 [L413] tmp = __VERIFIER_nondet_int() [L415] COND FALSE !(\read(tmp)) [L423] tmp___0 = __VERIFIER_nondet_int() [L425] COND FALSE !(\read(tmp___0)) [L433] tmp___2 = __VERIFIER_nondet_int() [L435] COND FALSE !(\read(tmp___2)) [L441] tmp___1 = __VERIFIER_nondet_int() [L443] COND FALSE !(\read(tmp___1)) [L452] CALL timeShift() [L208] COND FALSE !(\read(pumpRunning)) [L215] COND TRUE \read(systemActive) [L217] CALL processEnvironment() [L237] int tmp ; [L240] COND FALSE !(\read(pumpRunning)) [L255] FCALL processEnvironment__wrappee__base() [L217] RET processEnvironment() [L223] CALL __utac_acc__Specification2_spec__2() [L474] int tmp ; [L475] int tmp___0 ; [L479] CALL, EXPR isMethaneLevelCritical() [L143] int retValue_acc ; [L146] retValue_acc = methaneLevelCritical [L147] return (retValue_acc); [L479] RET, EXPR isMethaneLevelCritical() [L479] tmp = isMethaneLevelCritical() [L481] COND FALSE !(\read(tmp)) [L497] methAndRunningLastTime = 0 [L223] RET __utac_acc__Specification2_spec__2() [L452] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-12-02 11:52:01,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:52:01,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc3c63d-9961-4134-af47-7334f573bf80/bin/uautomizer-verify-84ZbGMXZE1/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)