./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product06.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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/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 02f348a1765e9ec5744c77eeefa530e23dc9cfba8d17cca10f5e72556b3df984 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:39:01,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:39:01,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:39:01,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:39:01,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:39:01,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:39:01,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:39:01,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:39:01,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:39:01,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:39:01,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:39:01,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:39:01,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:39:01,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:39:01,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:39:01,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:39:01,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:39:01,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:39:01,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:39:01,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:39:01,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:39:01,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:39:01,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:39:01,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:39:01,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:39:01,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:39:01,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:39:01,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:39:01,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:39:01,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:39:01,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:39:01,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:39:01,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:39:01,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:39:01,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:39:01,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:39:01,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:39:01,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:39:01,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:39:01,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:39:01,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:39:01,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:39:01,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:39:01,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:39:01,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:39:01,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:39:01,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:39:01,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:39:01,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:39:01,694 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:39:01,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:39:01,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:39:01,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:39:01,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:39:01,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:39:01,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:39:01,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:39:01,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:39:01,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:39:01,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:39:01,696 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:39:01,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:39:01,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:39:01,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:39:01,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:39:01,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:39:01,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:39:01,703 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:39:01,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:39:01,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:39:01,704 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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02f348a1765e9ec5744c77eeefa530e23dc9cfba8d17cca10f5e72556b3df984 [2021-10-29 03:39:01,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:39:02,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:39:02,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:39:02,023 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:39:02,024 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:39:02,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c [2021-10-29 03:39:02,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/data/c3ec7a129/bf6289ae46704e42b4d54bfd461cff84/FLAG3c3c565ce [2021-10-29 03:39:02,639 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:39:02,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c [2021-10-29 03:39:02,656 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/data/c3ec7a129/bf6289ae46704e42b4d54bfd461cff84/FLAG3c3c565ce [2021-10-29 03:39:02,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/data/c3ec7a129/bf6289ae46704e42b4d54bfd461cff84 [2021-10-29 03:39:02,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:39:02,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:39:02,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:39:02,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:39:02,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:39:02,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:39:02" (1/1) ... [2021-10-29 03:39:02,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e7b367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:02, skipping insertion in model container [2021-10-29 03:39:02,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:39:02" (1/1) ... [2021-10-29 03:39:02,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:39:03,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:39:03,329 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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c[17188,17201] [2021-10-29 03:39:03,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:39:03,342 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:39:03,428 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_fcd8a5cf-8dcf-4236-babb-91fb6d889876/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c[17188,17201] [2021-10-29 03:39:03,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:39:03,449 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:39:03,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03 WrapperNode [2021-10-29 03:39:03,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:39:03,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:39:03,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:39:03,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:39:03,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:39:03,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:39:03,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:39:03,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:39:03,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:39:03,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:39:03,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:39:03,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:39:03,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:39:03" (1/1) ... [2021-10-29 03:39:03,605 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:39:03,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:39:03,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:39:03,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:39:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:39:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:39:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:39:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:39:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:39:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:39:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:39:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:39:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:39:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:39:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:39:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:39:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:39:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:39:04,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:39:04,806 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-29 03:39:04,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:39:04 BoogieIcfgContainer [2021-10-29 03:39:04,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:39:04,810 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:39:04,810 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:39:04,822 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:39:04,822 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:39:04" (1/1) ... [2021-10-29 03:39:04,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:39:04,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2021-10-29 03:39:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2021-10-29 03:39:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:39:04,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:04,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:05,183 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 03:39:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2021-10-29 03:39:05,201 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2021-10-29 03:39:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:39:05,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:05,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:05,362 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 03:39:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2021-10-29 03:39:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-10-29 03:39:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:39:05,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:05,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:05,531 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 03:39:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:05,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2021-10-29 03:39:05,792 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2021-10-29 03:39:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:39:05,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:05,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:05,920 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 03:39:06,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:06,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2021-10-29 03:39:06,155 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2021-10-29 03:39:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:39:06,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:06,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:06,234 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 03:39:06,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 66 states and 108 transitions. [2021-10-29 03:39:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 108 transitions. [2021-10-29 03:39:06,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:39:06,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:06,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:06,347 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 03:39:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 108 transitions. [2021-10-29 03:39:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 108 transitions. [2021-10-29 03:39:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:39:06,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:06,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:06,435 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 03:39:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 68 states and 109 transitions. [2021-10-29 03:39:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 109 transitions. [2021-10-29 03:39:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:39:06,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:06,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:06,716 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 03:39:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 79 states and 143 transitions. [2021-10-29 03:39:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 143 transitions. [2021-10-29 03:39:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:39:07,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:07,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:39:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 85 states and 158 transitions. [2021-10-29 03:39:08,182 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 158 transitions. [2021-10-29 03:39:08,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:39:08,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:39:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 89 states and 166 transitions. [2021-10-29 03:39:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 166 transitions. [2021-10-29 03:39:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:39:08,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:39:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 171 transitions. [2021-10-29 03:39:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 171 transitions. [2021-10-29 03:39:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:39:08,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:39:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 173 transitions. [2021-10-29 03:39:08,484 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 173 transitions. [2021-10-29 03:39:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:39:08,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:08,591 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:39:09,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 198 transitions. [2021-10-29 03:39:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2021-10-29 03:39:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:39:09,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:09,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:09,242 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:39:09,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 103 states and 203 transitions. [2021-10-29 03:39:09,676 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2021-10-29 03:39:09,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:39:09,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:09,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:39:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 105 states and 210 transitions. [2021-10-29 03:39:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 210 transitions. [2021-10-29 03:39:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:39:09,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:09,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:39:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 115 states and 242 transitions. [2021-10-29 03:39:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2021-10-29 03:39:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:39:12,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:12,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:39:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 117 states and 249 transitions. [2021-10-29 03:39:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 249 transitions. [2021-10-29 03:39:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:39:12,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:12,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:39:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 123 states and 268 transitions. [2021-10-29 03:39:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 268 transitions. [2021-10-29 03:39:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:39:14,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:14,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:39:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 125 states and 268 transitions. [2021-10-29 03:39:14,741 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 268 transitions. [2021-10-29 03:39:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:39:14,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:14,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:39:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 125 states and 256 transitions. [2021-10-29 03:39:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 256 transitions. [2021-10-29 03:39:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:39:15,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:15,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:39:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 126 states and 257 transitions. [2021-10-29 03:39:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 257 transitions. [2021-10-29 03:39:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:39:15,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:15,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:39:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:15,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 127 states and 257 transitions. [2021-10-29 03:39:15,240 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 257 transitions. [2021-10-29 03:39:15,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:39:15,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:15,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:39:15,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 128 states and 257 transitions. [2021-10-29 03:39:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 257 transitions. [2021-10-29 03:39:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:39:15,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:15,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:15,381 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:39:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:15,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 57 states and 93 transitions. [2021-10-29 03:39:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2021-10-29 03:39:15,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:39:15,621 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2021-10-29 03:39:15,643 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:39:15,809 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,812 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,812 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,816 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:39:15,817 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:39:15,818 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,818 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,818 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:39:15,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:39:15 ImpRootNode [2021-10-29 03:39:15,819 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:39:15,819 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:39:15,819 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:39:15,820 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:39:15,820 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:39:04" (3/4) ... [2021-10-29 03:39:15,823 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:39:15,828 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:39:15,829 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:39:15,829 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:39:15,829 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:39:15,830 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:39:15,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-29 03:39:15,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 03:39:15,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:39:15,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:39:15,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:39:15,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:39:15,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:39:15,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2021-10-29 03:39:15,865 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2021-10-29 03:39:15,902 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:39:15,902 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:39:15,904 INFO L168 Benchmark]: Toolchain (without parser) took 12941.75 ms. Allocated memory was 98.6 MB in the beginning and 174.1 MB in the end (delta: 75.5 MB). Free memory was 62.7 MB in the beginning and 95.0 MB in the end (delta: -32.3 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,904 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory was 69.4 MB in the beginning and 69.4 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:39:15,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.51 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 66.4 MB in the end (delta: -4.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.57 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 63.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,905 INFO L168 Benchmark]: Boogie Preprocessor took 55.99 ms. Allocated memory is still 98.6 MB. Free memory was 63.9 MB in the beginning and 61.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,906 INFO L168 Benchmark]: RCFGBuilder took 1214.47 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 61.8 MB in the beginning and 75.4 MB in the end (delta: -13.6 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,907 INFO L168 Benchmark]: CodeCheck took 11009.21 ms. Allocated memory was 119.5 MB in the beginning and 174.1 MB in the end (delta: 54.5 MB). Free memory was 75.4 MB in the beginning and 100.2 MB in the end (delta: -24.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,907 INFO L168 Benchmark]: Witness Printer took 82.93 ms. Allocated memory is still 174.1 MB. Free memory was 100.2 MB in the beginning and 95.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:39:15,909 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: 10.7s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 331801568 SDtfs, 126378968 SDslu, 277749044 SDs, 0 SdLazy, 212870724 SolverSat, 69112224 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7438 GetRequests, 7191 SyntacticMatches, 63 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14326 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 679 NumberOfCodeBlocks, 679 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 655 ConstructedInterpolants, 0 QuantifiedInterpolants, 2006 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 19 PerfectInterpolantSequences, 195/220 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: 882]: 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: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && waterLevel == systemActive - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory was 69.4 MB in the beginning and 69.4 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 485.51 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 66.4 MB in the end (delta: -4.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.57 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 63.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.99 ms. Allocated memory is still 98.6 MB. Free memory was 63.9 MB in the beginning and 61.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1214.47 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 61.8 MB in the beginning and 75.4 MB in the end (delta: -13.6 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * CodeCheck took 11009.21 ms. Allocated memory was 119.5 MB in the beginning and 174.1 MB in the end (delta: 54.5 MB). Free memory was 75.4 MB in the beginning and 100.2 MB in the end (delta: -24.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. * Witness Printer took 82.93 ms. Allocated memory is still 174.1 MB. Free memory was 100.2 MB in the beginning and 95.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:39:15,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd8a5cf-8dcf-4236-babb-91fb6d889876/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...