./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB --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 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:47:12,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:12,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:12,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:12,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:12,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:12,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:12,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:12,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:12,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:12,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:12,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:12,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:12,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:12,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:12,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:12,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:12,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:12,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:12,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:12,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:12,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:12,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:12,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:12,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:12,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:12,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:12,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:12,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:12,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:12,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:12,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:12,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:12,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:12,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:12,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:12,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:12,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:12,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:12,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:12,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:12,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:12,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:12,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:12,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:12,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:12,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:12,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:12,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:12,289 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:12,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:12,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:12,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:12,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:12,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:12,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:12,292 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:12,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:12,292 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:12,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:12,293 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:12,293 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:12,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:12,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:12,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:12,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:12,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:12,294 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:12,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:12,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:12,295 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_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e76649cac6515f08270152166e80012375eb96b6ec0655501fc67165d9b0051 [2022-10-17 16:47:12,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:12,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:12,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:12,657 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:12,659 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:12,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2022-10-17 16:47:12,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/data/8bbcde432/f9aba04393df42b8b4e42f4d93d6969f/FLAG56f94c08a [2022-10-17 16:47:13,252 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:13,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2022-10-17 16:47:13,264 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/data/8bbcde432/f9aba04393df42b8b4e42f4d93d6969f/FLAG56f94c08a [2022-10-17 16:47:13,575 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/data/8bbcde432/f9aba04393df42b8b4e42f4d93d6969f [2022-10-17 16:47:13,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:13,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:13,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:13,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:13,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:13,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:13" (1/1) ... [2022-10-17 16:47:13,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ad0ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:13, skipping insertion in model container [2022-10-17 16:47:13,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:13" (1/1) ... [2022-10-17 16:47:13,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:13,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:14,055 WARN L230 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_a78756ff-76ea-4467-8c2d-522c157a34ab/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2022-10-17 16:47:14,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:14,068 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:14,135 WARN L230 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_a78756ff-76ea-4467-8c2d-522c157a34ab/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17902,17915] [2022-10-17 16:47:14,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:14,155 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:14,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14 WrapperNode [2022-10-17 16:47:14,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:14,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:14,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:14,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:14,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,218 INFO L138 Inliner]: procedures = 53, calls = 153, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 231 [2022-10-17 16:47:14,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:14,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:14,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:14,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:14,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,249 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:14,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:14,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:14,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:14,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:14" (1/1) ... [2022-10-17 16:47:14,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:14,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:14,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:14,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:14,364 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:47:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:47:14,365 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:47:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:47:14,366 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:47:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:47:14,366 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:47:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:47:14,366 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:47:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:47:14,367 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:47:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:47:14,368 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:47:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:47:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:47:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:47:14,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:14,484 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:14,487 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:14,994 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:15,177 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:15,178 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:47:15,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:15 BoogieIcfgContainer [2022-10-17 16:47:15,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:15,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:15,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:15,193 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:15,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:15" (1/1) ... [2022-10-17 16:47:15,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2022-10-17 16:47:15,307 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2022-10-17 16:47:15,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:15,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2022-10-17 16:47:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-10-17 16:47:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:15,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2022-10-17 16:47:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-10-17 16:47:15,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:15,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2022-10-17 16:47:16,045 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2022-10-17 16:47:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:47:16,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2022-10-17 16:47:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2022-10-17 16:47:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:47:16,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:16,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2022-10-17 16:47:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2022-10-17 16:47:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:47:16,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2022-10-17 16:47:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2022-10-17 16:47:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:47:16,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:16,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 153 transitions. [2022-10-17 16:47:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2022-10-17 16:47:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:17,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2022-10-17 16:47:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2022-10-17 16:47:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2022-10-17 16:47:17,675 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2022-10-17 16:47:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:47:17,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2022-10-17 16:47:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2022-10-17 16:47:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 105 states and 163 transitions. [2022-10-17 16:47:17,979 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 163 transitions. [2022-10-17 16:47:17,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:17,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:18,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 118 states and 189 transitions. [2022-10-17 16:47:18,652 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 189 transitions. [2022-10-17 16:47:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:47:18,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:18,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 120 states and 194 transitions. [2022-10-17 16:47:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2022-10-17 16:47:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:47:18,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:19,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:19,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 118 states and 188 transitions. [2022-10-17 16:47:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 188 transitions. [2022-10-17 16:47:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:47:19,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:19,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 123 states and 197 transitions. [2022-10-17 16:47:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 197 transitions. [2022-10-17 16:47:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:47:19,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:19,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:19,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 124 states and 198 transitions. [2022-10-17 16:47:19,322 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 198 transitions. [2022-10-17 16:47:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:47:19,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:19,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,740 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:47:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:20,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 132 states and 220 transitions. [2022-10-17 16:47:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 220 transitions. [2022-10-17 16:47:20,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:47:20,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:20,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:47:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 135 states and 226 transitions. [2022-10-17 16:47:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 226 transitions. [2022-10-17 16:47:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:21,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:21,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:47:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 148 states and 256 transitions. [2022-10-17 16:47:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 256 transitions. [2022-10-17 16:47:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:22,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:47:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 150 states and 267 transitions. [2022-10-17 16:47:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 267 transitions. [2022-10-17 16:47:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:23,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:47:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 157 states and 281 transitions. [2022-10-17 16:47:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 281 transitions. [2022-10-17 16:47:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:24,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:47:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 164 states and 297 transitions. [2022-10-17 16:47:25,272 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 297 transitions. [2022-10-17 16:47:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:47:25,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:47:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 167 states and 302 transitions. [2022-10-17 16:47:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 302 transitions. [2022-10-17 16:47:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:47:25,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:47:25,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 168 states and 303 transitions. [2022-10-17 16:47:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 303 transitions. [2022-10-17 16:47:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:47:25,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:47:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 72 states and 88 transitions. [2022-10-17 16:47:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2022-10-17 16:47:25,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:47:25,648 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2022-10-17 16:47:25,657 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:47:25,865 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,870 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:47:25,874 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,875 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:47:25,876 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,877 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,877 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,877 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,877 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,877 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,878 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,881 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,881 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,881 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 16:47:25,882 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:25,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:47:25 ImpRootNode [2022-10-17 16:47:25,883 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:47:25,884 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:47:25,884 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:47:25,884 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:47:25,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:15" (3/4) ... [2022-10-17 16:47:25,891 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:47:25,897 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:47:25,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:47:25,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:47:25,913 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2022-10-17 16:47:25,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:47:25,915 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 16:47:25,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:47:25,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:47:25,917 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:47:25,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:47:25,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) [2022-10-17 16:47:25,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2022-10-17 16:47:26,013 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:47:26,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:47:26,015 INFO L158 Benchmark]: Toolchain (without parser) took 12435.53ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 74.7MB in the beginning and 93.1MB in the end (delta: -18.4MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,016 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:26,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.53ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 75.3MB in the end (delta: -765.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.89ms. Allocated memory is still 111.1MB. Free memory was 75.3MB in the beginning and 72.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,017 INFO L158 Benchmark]: Boogie Preprocessor took 34.70ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 71.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,017 INFO L158 Benchmark]: RCFGBuilder took 926.23ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 71.1MB in the beginning and 103.6MB in the end (delta: -32.4MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,018 INFO L158 Benchmark]: CodeCheck took 10701.25ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 103.6MB in the beginning and 98.3MB in the end (delta: 5.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,018 INFO L158 Benchmark]: Witness Printer took 130.28ms. Allocated memory is still 195.0MB. Free memory was 98.3MB in the beginning and 93.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:47:26,021 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 9 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6196 SdHoareTripleChecker+Valid, 12.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2469 mSDsluCounter, 5834 SdHoareTripleChecker+Invalid, 10.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4015 mSDsCounter, 1785 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7097 IncrementalHoareTripleChecker+Invalid, 8882 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1785 mSolverCounterUnsat, 2365 mSDtfsCounter, 7097 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9906 GetRequests, 9729 SyntacticMatches, 9 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10598 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1041 NumberOfCodeBlocks, 1041 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1016 ConstructedInterpolants, 0 QuantifiedInterpolants, 1917 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 21 PerfectInterpolantSequences, 278/288 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: 926]: 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: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.53ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 75.3MB in the end (delta: -765.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.89ms. Allocated memory is still 111.1MB. Free memory was 75.3MB in the beginning and 72.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.70ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 71.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 926.23ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 71.1MB in the beginning and 103.6MB in the end (delta: -32.4MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * CodeCheck took 10701.25ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 103.6MB in the beginning and 98.3MB in the end (delta: 5.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Witness Printer took 130.28ms. Allocated memory is still 195.0MB. Free memory was 98.3MB in the beginning and 93.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:47:26,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78756ff-76ea-4467-8c2d-522c157a34ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE