./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:53:56,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:53:56,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:53:56,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:53:56,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:53:56,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:53:56,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:53:56,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:53:56,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:53:56,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:53:56,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:53:56,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:53:56,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:53:56,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:53:56,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:53:56,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:53:56,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:53:56,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:53:56,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:53:56,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:53:56,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:53:56,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:53:56,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:53:56,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:53:56,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:53:56,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:53:56,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:53:56,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:53:56,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:53:56,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:53:56,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:53:56,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:53:56,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:53:56,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:53:56,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:53:56,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:53:56,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:53:56,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:53:56,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:53:56,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:53:56,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:53:56,921 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:53:56,964 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:53:56,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:53:56,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:53:56,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:53:56,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:53:56,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:53:56,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:53:56,968 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:53:56,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:53:56,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:53:56,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:53:56,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:53:56,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:53:56,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:53:56,977 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:53:56,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:53:56,977 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:53:56,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:53:56,978 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:53:56,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:53:56,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:53:56,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:56,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:53:56,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:53:56,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:53:56,979 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:53:56,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:53:56,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:53:56,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 [2021-10-29 02:53:57,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:53:57,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:53:57,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:53:57,281 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:53:57,282 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:53:57,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-29 02:53:57,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/data/b10ecc5e9/c068eaf14567414cb1046e7127bb9eb5/FLAGfb7b1874a [2021-10-29 02:53:57,892 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:53:57,893 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-10-29 02:53:57,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/data/b10ecc5e9/c068eaf14567414cb1046e7127bb9eb5/FLAGfb7b1874a [2021-10-29 02:53:58,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/data/b10ecc5e9/c068eaf14567414cb1046e7127bb9eb5 [2021-10-29 02:53:58,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:53:58,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:53:58,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:58,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:53:58,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:53:58,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5171c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58, skipping insertion in model container [2021-10-29 02:53:58,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:53:58,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:53:58,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-10-29 02:53:58,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:58,743 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:53:58,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2021-10-29 02:53:58,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:53:58,871 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:53:58,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58 WrapperNode [2021-10-29 02:53:58,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:53:58,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:58,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:53:58,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:53:58,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:53:58,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:53:58,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:53:58,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:53:58,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:58,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:59,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:53:59,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:53:59,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:53:59,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:53:59,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:53:58" (1/1) ... [2021-10-29 02:53:59,015 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:59,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:53:59,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:53:59,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:53:59,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:53:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 02:53:59,080 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 02:53:59,080 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 02:53:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 02:53:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 02:53:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 02:53:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 02:53:59,081 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 02:53:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:53:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 02:53:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 02:53:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:53:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:54:00,188 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:54:00,188 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 02:54:00,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:00 BoogieIcfgContainer [2021-10-29 02:54:00,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:54:00,192 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:54:00,192 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:54:00,202 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:54:00,202 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:00" (1/1) ... [2021-10-29 02:54:00,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:54:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2021-10-29 02:54:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2021-10-29 02:54:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 02:54:00,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:00,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:00,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2021-10-29 02:54:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2021-10-29 02:54:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 02:54:00,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:00,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2021-10-29 02:54:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-10-29 02:54:00,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 02:54:00,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:00,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2021-10-29 02:54:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2021-10-29 02:54:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 02:54:00,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:00,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:00,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2021-10-29 02:54:01,003 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-10-29 02:54:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 02:54:01,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:01,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:01,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2021-10-29 02:54:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2021-10-29 02:54:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 02:54:01,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:01,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:01,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2021-10-29 02:54:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2021-10-29 02:54:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 02:54:01,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:01,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:02,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 78 states and 126 transitions. [2021-10-29 02:54:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 126 transitions. [2021-10-29 02:54:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 02:54:02,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:02,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 79 states and 127 transitions. [2021-10-29 02:54:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2021-10-29 02:54:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 02:54:02,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:02,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:02,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 80 states and 128 transitions. [2021-10-29 02:54:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2021-10-29 02:54:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 02:54:02,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:02,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:02,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 133 transitions. [2021-10-29 02:54:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2021-10-29 02:54:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 02:54:02,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:02,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:02,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 89 states and 145 transitions. [2021-10-29 02:54:02,943 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2021-10-29 02:54:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 02:54:02,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:02,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 148 transitions. [2021-10-29 02:54:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2021-10-29 02:54:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 02:54:03,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 91 states and 151 transitions. [2021-10-29 02:54:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 151 transitions. [2021-10-29 02:54:03,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 02:54:03,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:54:03,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 95 states and 156 transitions. [2021-10-29 02:54:03,360 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2021-10-29 02:54:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 02:54:03,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,423 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 02:54:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 86 states and 139 transitions. [2021-10-29 02:54:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2021-10-29 02:54:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 02:54:03,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:54:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 90 states and 154 transitions. [2021-10-29 02:54:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 154 transitions. [2021-10-29 02:54:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 02:54:04,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:04,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:54:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:04,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 156 transitions. [2021-10-29 02:54:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 156 transitions. [2021-10-29 02:54:04,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 02:54:04,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:04,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:04,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:54:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 94 states and 161 transitions. [2021-10-29 02:54:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 161 transitions. [2021-10-29 02:54:05,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 02:54:05,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:54:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 84 states and 134 transitions. [2021-10-29 02:54:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2021-10-29 02:54:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 02:54:05,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,297 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 02:54:05,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 43 states and 57 transitions. [2021-10-29 02:54:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2021-10-29 02:54:05,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 02:54:05,321 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2021-10-29 02:54:05,329 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 02:54:05,522 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,526 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,526 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,526 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,526 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,527 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,527 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 02:54:05,531 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 02:54:05,532 INFO L565 CodeCheckObserver]: Invariant with dag size 10 [2021-10-29 02:54:05,533 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,533 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,533 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:54:05,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:54:05 ImpRootNode [2021-10-29 02:54:05,534 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:54:05,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:54:05,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:54:05,535 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:54:05,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:00" (3/4) ... [2021-10-29 02:54:05,540 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 02:54:05,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 02:54:05,546 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 02:54:05,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 02:54:05,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 02:54:05,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 02:54:05,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-10-29 02:54:05,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 02:54:05,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 02:54:05,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 02:54:05,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 02:54:05,559 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:54:05,560 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:54:05,586 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-10-29 02:54:05,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2021-10-29 02:54:05,634 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:54:05,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:54:05,636 INFO L168 Benchmark]: Toolchain (without parser) took 7307.28 ms. Allocated memory was 98.6 MB in the beginning and 169.9 MB in the end (delta: 71.3 MB). Free memory was 64.2 MB in the beginning and 84.5 MB in the end (delta: -20.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,636 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 42.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:05,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.14 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 64.0 MB in the beginning and 87.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.38 ms. Allocated memory is still 121.6 MB. Free memory was 87.3 MB in the beginning and 84.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,638 INFO L168 Benchmark]: Boogie Preprocessor took 63.25 ms. Allocated memory is still 121.6 MB. Free memory was 84.9 MB in the beginning and 83.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,638 INFO L168 Benchmark]: RCFGBuilder took 1185.29 ms. Allocated memory is still 121.6 MB. Free memory was 83.1 MB in the beginning and 72.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,639 INFO L168 Benchmark]: CodeCheck took 5342.78 ms. Allocated memory was 121.6 MB in the beginning and 169.9 MB in the end (delta: 48.2 MB). Free memory was 72.5 MB in the beginning and 88.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,640 INFO L168 Benchmark]: Witness Printer took 99.28 ms. Allocated memory is still 169.9 MB. Free memory was 88.7 MB in the beginning and 84.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:05,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 19169040 SDtfs, 7136620 SDslu, 11873816 SDs, 0 SdLazy, 11148596 SolverSat, 3210768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5202 GetRequests, 5061 SyntacticMatches, 31 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4818 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 537 NumberOfCodeBlocks, 537 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 517 ConstructedInterpolants, 0 QuantifiedInterpolants, 1134 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 109/121 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 42.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 543.14 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 64.0 MB in the beginning and 87.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.38 ms. Allocated memory is still 121.6 MB. Free memory was 87.3 MB in the beginning and 84.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.25 ms. Allocated memory is still 121.6 MB. Free memory was 84.9 MB in the beginning and 83.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1185.29 ms. Allocated memory is still 121.6 MB. Free memory was 83.1 MB in the beginning and 72.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. * CodeCheck took 5342.78 ms. Allocated memory was 121.6 MB in the beginning and 169.9 MB in the end (delta: 48.2 MB). Free memory was 72.5 MB in the beginning and 88.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * Witness Printer took 99.28 ms. Allocated memory is still 169.9 MB. Free memory was 88.7 MB in the beginning and 84.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 02:54:05,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042b8c58-ae2f-4ab7-a66e-5d6addb5739e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...