./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu --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 5abd504bc7fd9e1d9830fe8cb395b594cef8d9561a1cc007a8c59d03b6adcc21 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:01:07,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:01:07,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 08:01:07,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:01:07,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:01:07,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:01:07,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:01:07,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:01:07,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:01:07,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:01:07,633 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:01:07,633 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:01:07,634 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:01:07,634 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:01:07,635 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:01:07,635 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:01:07,636 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:01:07,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:01:07,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:01:07,637 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:01:07,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:01:07,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:01:07,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:01:07,639 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:01:07,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:01:07,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:01:07,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:01:07,641 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:01:07,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:01:07,642 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:01:07,642 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:01:07,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:01:07,643 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:01:07,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:01:07,644 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:01:07,644 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:01:07,644 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5abd504bc7fd9e1d9830fe8cb395b594cef8d9561a1cc007a8c59d03b6adcc21 [2023-11-19 08:01:07,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:01:07,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:01:07,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:01:07,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:01:07,968 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:01:07,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2023-11-19 08:01:11,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:01:11,471 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:01:11,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2023-11-19 08:01:11,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/data/77d0e04e6/e2df4ac099cd44ba996f7c44bba21a6c/FLAG136d9c5b7 [2023-11-19 08:01:11,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/data/77d0e04e6/e2df4ac099cd44ba996f7c44bba21a6c [2023-11-19 08:01:11,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:01:11,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:01:11,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:11,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:01:11,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:01:11,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:11,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57619d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11, skipping insertion in model container [2023-11-19 08:01:11,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:11,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:01:11,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:11,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:01:11,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 08:01:11,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] [2023-11-19 08:01:11,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [183] [2023-11-19 08:01:11,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [211] [2023-11-19 08:01:11,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [220] [2023-11-19 08:01:11,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [394] [2023-11-19 08:01:11,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [460] [2023-11-19 08:01:11,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [556] [2023-11-19 08:01:11,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:11,962 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:01:11,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11 WrapperNode [2023-11-19 08:01:11,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:11,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:11,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:01:11,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:01:11,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:11,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,029 INFO L138 Inliner]: procedures = 53, calls = 96, calls flagged for inlining = 49, calls inlined = 50, statements flattened = 327 [2023-11-19 08:01:12,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:12,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:01:12,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:01:12,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:01:12,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:01:12,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:01:12,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:01:12,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:01:12,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (1/1) ... [2023-11-19 08:01:12,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:12,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:12,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:12,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:01:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:01:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:01:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:01:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:01:12,239 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:01:12,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:01:12,577 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:01:12,590 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:01:12,591 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:01:12,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:12 BoogieIcfgContainer [2023-11-19 08:01:12,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:01:12,599 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:01:12,599 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:01:12,622 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:01:12,623 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:12,623 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:01:11" (1/3) ... [2023-11-19 08:01:12,624 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23a301ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:01:12, skipping insertion in model container [2023-11-19 08:01:12,625 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:12,625 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:11" (2/3) ... [2023-11-19 08:01:12,625 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23a301ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:01:12, skipping insertion in model container [2023-11-19 08:01:12,625 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:12,625 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:12" (3/3) ... [2023-11-19 08:01:12,627 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2023-11-19 08:01:12,705 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:01:12,705 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:01:12,706 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:01:12,706 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:01:12,706 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:01:12,706 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:01:12,706 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:01:12,706 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:01:12,711 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:01:12,737 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2023-11-19 08:01:12,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:01:12,737 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:01:12,744 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:12,744 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:12,745 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:01:12,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:01:12,753 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2023-11-19 08:01:12,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:01:12,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:01:12,755 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:12,755 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:12,761 INFO L748 eck$LassoCheckResult]: Stem: 27#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(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;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 35#L-1true 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; 23#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 88#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~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 78#valid_product_returnLabel#1true main_#t~ret28#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret28#1;havoc main_#t~ret28#1; 42#L543true assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 60#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 61#L406-2true [2023-11-19 08:01:12,762 INFO L750 eck$LassoCheckResult]: Loop: 61#L406-2true assume !false; 15#L407true assume test_~splverifierCounter~0#1 < 4; 90#L408true havoc test_#t~nondet24#1;test_~tmp~4#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 17#L416true assume !(0 != test_~tmp~4#1); 91#L416-2true havoc test_#t~nondet25#1;test_~tmp___0~2#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 92#L426true assume !(0 != test_~tmp___0~2#1); 28#L426-2true havoc test_#t~nondet26#1;test_~tmp___2~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 32#L436true assume 0 != test_~tmp___2~0#1; 85#L442-2true assume { :begin_inline_timeShift } true; 106#L232true assume !(0 != ~pumpRunning~0); 74#L232-2true assume !(0 != ~systemActive~0); 20#L239-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; 96#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; 82#L194true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); 8#L194-1true havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 54#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 61#L406-2true [2023-11-19 08:01:12,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:12,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2023-11-19 08:01:12,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:12,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184173476] [2023-11-19 08:01:12,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:12,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:12,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:12,940 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:12,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:12,948 INFO L85 PathProgramCache]: Analyzing trace with hash -828884186, now seen corresponding path program 1 times [2023-11-19 08:01:12,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:12,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321144811] [2023-11-19 08:01:12,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:12,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:12,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:12,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:12,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:12,987 INFO L85 PathProgramCache]: Analyzing trace with hash 526534890, now seen corresponding path program 1 times [2023-11-19 08:01:12,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:12,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680313282] [2023-11-19 08:01:12,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:12,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:01:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:01:13,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:01:13,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680313282] [2023-11-19 08:01:13,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680313282] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:01:13,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:01:13,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:01:13,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208449014] [2023-11-19 08:01:13,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:01:13,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:01:13,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:01:13,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:01:13,450 INFO L87 Difference]: Start difference. First operand has 105 states, 104 states have (on average 1.3557692307692308) internal successors, (141), 104 states have internal predecessors, (141), 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) [2023-11-19 08:01:13,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:01:13,565 INFO L93 Difference]: Finished difference Result 99 states and 124 transitions. [2023-11-19 08:01:13,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 99 states and 124 transitions. [2023-11-19 08:01:13,578 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 60 [2023-11-19 08:01:13,586 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 99 states to 89 states and 114 transitions. [2023-11-19 08:01:13,588 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2023-11-19 08:01:13,590 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2023-11-19 08:01:13,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 114 transitions. [2023-11-19 08:01:13,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:01:13,593 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 114 transitions. [2023-11-19 08:01:13,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 114 transitions. [2023-11-19 08:01:13,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 08:01:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.2808988764044944) internal successors, (114), 88 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:01:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2023-11-19 08:01:13,643 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 114 transitions. [2023-11-19 08:01:13,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 08:01:13,650 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 114 transitions. [2023-11-19 08:01:13,651 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 08:01:13,651 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 114 transitions. [2023-11-19 08:01:13,656 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 60 [2023-11-19 08:01:13,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:01:13,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:01:13,657 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:01:13,658 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] [2023-11-19 08:01:13,658 INFO L748 eck$LassoCheckResult]: Stem: 291#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(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;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 292#L-1 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; 284#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 285#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~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 281#valid_product_returnLabel#1 main_#t~ret28#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret28#1;havoc main_#t~ret28#1; 282#L543 assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 224#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 225#L406-2 [2023-11-19 08:01:13,658 INFO L750 eck$LassoCheckResult]: Loop: 225#L406-2 assume !false; 226#L407 assume test_~splverifierCounter~0#1 < 4; 263#L408 havoc test_#t~nondet24#1;test_~tmp~4#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 273#L416 assume !(0 != test_~tmp~4#1); 275#L416-2 havoc test_#t~nondet25#1;test_~tmp___0~2#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 301#L426 assume !(0 != test_~tmp___0~2#1); 230#L426-2 havoc test_#t~nondet26#1;test_~tmp___2~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 293#L436 assume 0 != test_~tmp___2~0#1; 287#L442-2 assume { :begin_inline_timeShift } true; 294#L232 assume !(0 != ~pumpRunning~0); 265#L232-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret12#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 266#L264 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 235#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 236#L264-1 havoc processEnvironment_#t~ret12#1, processEnvironment_~tmp~1#1;assume { :end_inline_processEnvironment } true; 272#L239-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; 278#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; 289#L194 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); 232#L194-1 havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 242#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 225#L406-2 [2023-11-19 08:01:13,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:13,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2023-11-19 08:01:13,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:13,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689877996] [2023-11-19 08:01:13,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:13,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:13,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:13,734 INFO L85 PathProgramCache]: Analyzing trace with hash -646831835, now seen corresponding path program 1 times [2023-11-19 08:01:13,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:13,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295664294] [2023-11-19 08:01:13,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:13,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:13,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:13,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1655311585, now seen corresponding path program 1 times [2023-11-19 08:01:13,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:13,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54310919] [2023-11-19 08:01:13,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:13,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:13,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:14,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:15,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:01:15 BoogieIcfgContainer [2023-11-19 08:01:15,036 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 08:01:15,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:01:15,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:01:15,037 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:01:15,038 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:12" (3/4) ... [2023-11-19 08:01:15,044 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2023-11-19 08:01:15,118 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 08:01:15,118 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:01:15,119 INFO L158 Benchmark]: Toolchain (without parser) took 3615.32ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 93.9MB in the beginning and 90.0MB in the end (delta: 3.9MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,120 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 142.6MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:01:15,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.83ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 75.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.41ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 72.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,128 INFO L158 Benchmark]: Boogie Preprocessor took 37.41ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,128 INFO L158 Benchmark]: RCFGBuilder took 529.16ms. Allocated memory is still 142.6MB. Free memory was 70.9MB in the beginning and 53.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,129 INFO L158 Benchmark]: BuchiAutomizer took 2437.16ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 53.1MB in the beginning and 92.1MB in the end (delta: -39.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,129 INFO L158 Benchmark]: Witness Printer took 82.05ms. Allocated memory is still 201.3MB. Free memory was 92.1MB in the beginning and 90.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:01:15,132 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 142.6MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.83ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 75.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.41ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 72.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.41ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 70.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 529.16ms. Allocated memory is still 142.6MB. Free memory was 70.9MB in the beginning and 53.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 2437.16ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 53.1MB in the beginning and 92.1MB in the end (delta: -39.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Witness Printer took 82.05ms. Allocated memory is still 201.3MB. Free memory was 92.1MB in the beginning and 90.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. 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: 145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] - GenericResultAtLocation [Line: 183]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [183] - GenericResultAtLocation [Line: 211]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [211] - GenericResultAtLocation [Line: 220]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [220] - GenericResultAtLocation [Line: 394]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [394] - GenericResultAtLocation [Line: 460]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [460] - GenericResultAtLocation [Line: 556]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [556] * 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 89 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 0.2s. 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, 360 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 360 mSDsluCounter, 124 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 119 mSDtfsCounter, 9 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: 406]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L225] int pumpRunning = 0; [L226] int systemActive = 1; [L461] int cleanupTimeShifts = 4; [L726] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L534] int retValue_acc ; [L535] int tmp ; [L539] FCALL select_helpers() [L540] FCALL select_features() [L541] CALL, EXPR valid_product() [L175] int retValue_acc ; [L178] retValue_acc = 1 [L179] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L541] RET, EXPR valid_product() [L541] tmp = valid_product() [L543] COND TRUE \read(tmp) [L545] FCALL setup() [L546] CALL runTest() [L528] CALL test() [L397] int splverifierCounter ; [L398] int tmp ; [L399] int tmp___0 ; [L400] int tmp___1 ; [L401] int tmp___2 ; [L404] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L406] COND TRUE 1 [L408] COND TRUE splverifierCounter < 4 [L414] tmp = __VERIFIER_nondet_int() [L416] COND FALSE !(\read(tmp)) [L424] tmp___0 = __VERIFIER_nondet_int() [L426] COND FALSE !(\read(tmp___0)) [L434] tmp___2 = __VERIFIER_nondet_int() [L436] COND TRUE \read(tmp___2) [L449] CALL timeShift() [L232] COND FALSE !(\read(pumpRunning)) [L239] COND TRUE \read(systemActive) [L241] CALL processEnvironment() [L261] int tmp ; [L264] COND FALSE !(\read(pumpRunning)) [L279] FCALL processEnvironment__wrappee__base() [L241] RET processEnvironment() [L247] CALL __utac_acc__Specification1_spec__1() [L187] int tmp ; [L188] int tmp___0 ; [L192] CALL, EXPR isMethaneLevelCritical() [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L192] RET, EXPR isMethaneLevelCritical() [L192] tmp = isMethaneLevelCritical() [L194] COND FALSE !(\read(tmp)) [L247] RET __utac_acc__Specification1_spec__1() [L449] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 406]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L225] int pumpRunning = 0; [L226] int systemActive = 1; [L461] int cleanupTimeShifts = 4; [L726] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L534] int retValue_acc ; [L535] int tmp ; [L539] FCALL select_helpers() [L540] FCALL select_features() [L541] CALL, EXPR valid_product() [L175] int retValue_acc ; [L178] retValue_acc = 1 [L179] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L541] RET, EXPR valid_product() [L541] tmp = valid_product() [L543] COND TRUE \read(tmp) [L545] FCALL setup() [L546] CALL runTest() [L528] CALL test() [L397] int splverifierCounter ; [L398] int tmp ; [L399] int tmp___0 ; [L400] int tmp___1 ; [L401] int tmp___2 ; [L404] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L406] COND TRUE 1 [L408] COND TRUE splverifierCounter < 4 [L414] tmp = __VERIFIER_nondet_int() [L416] COND FALSE !(\read(tmp)) [L424] tmp___0 = __VERIFIER_nondet_int() [L426] COND FALSE !(\read(tmp___0)) [L434] tmp___2 = __VERIFIER_nondet_int() [L436] COND TRUE \read(tmp___2) [L449] CALL timeShift() [L232] COND FALSE !(\read(pumpRunning)) [L239] COND TRUE \read(systemActive) [L241] CALL processEnvironment() [L261] int tmp ; [L264] COND FALSE !(\read(pumpRunning)) [L279] FCALL processEnvironment__wrappee__base() [L241] RET processEnvironment() [L247] CALL __utac_acc__Specification1_spec__1() [L187] int tmp ; [L188] int tmp___0 ; [L192] CALL, EXPR isMethaneLevelCritical() [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L192] RET, EXPR isMethaneLevelCritical() [L192] tmp = isMethaneLevelCritical() [L194] COND FALSE !(\read(tmp)) [L247] RET __utac_acc__Specification1_spec__1() [L449] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 08:01:15,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7b8ca0-c472-489f-97be-85c5dcf04190/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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)