./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product29.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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/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 628e376de87a791dbdeacfd1fda04d4c37dd13aab91e126b57e018d3af22ec68 --- 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 16:44:59,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:59,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:59,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:59,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:59,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:59,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:59,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:59,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:59,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:59,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:59,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:59,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:59,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:59,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:59,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:59,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:59,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:59,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:59,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:59,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:59,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:59,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:59,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:59,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:59,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:59,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:59,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:59,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:59,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:59,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:59,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:59,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:59,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:59,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:59,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:59,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:59,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:59,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:59,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:59,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:59,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:59,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:59,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:59,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:59,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:59,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:59,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:59,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:59,429 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:59,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:59,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:59,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:59,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:59,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:59,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:59,432 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:59,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:59,432 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:59,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:59,433 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:59,433 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:59,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:59,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:59,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:59,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:59,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:59,435 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:59,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:59,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:59,436 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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628e376de87a791dbdeacfd1fda04d4c37dd13aab91e126b57e018d3af22ec68 [2022-10-17 16:44:59,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:59,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:59,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:59,755 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:59,756 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:59,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2022-10-17 16:44:59,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/data/85c32f429/bb7f065fc7b240c7ad022627818688fd/FLAGbee9322dc [2022-10-17 16:45:00,412 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:00,413 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2022-10-17 16:45:00,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/data/85c32f429/bb7f065fc7b240c7ad022627818688fd/FLAGbee9322dc [2022-10-17 16:45:00,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/data/85c32f429/bb7f065fc7b240c7ad022627818688fd [2022-10-17 16:45:00,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:00,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:00,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:00,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:00,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:00,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:00" (1/1) ... [2022-10-17 16:45:00,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135a3145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:00, skipping insertion in model container [2022-10-17 16:45:00,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:00" (1/1) ... [2022-10-17 16:45:00,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:00,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:01,080 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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c[18134,18147] [2022-10-17 16:45:01,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:01,094 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:01,180 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_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c[18134,18147] [2022-10-17 16:45:01,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:01,210 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:01,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01 WrapperNode [2022-10-17 16:45:01,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:01,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:01,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:01,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:01,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,271 INFO L138 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 222 [2022-10-17 16:45:01,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:01,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:01,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:01,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:01,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,315 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:01,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:01,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:01,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:01,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:01" (1/1) ... [2022-10-17 16:45:01,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:01,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:01,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:01,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:01,430 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:45:01,432 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:45:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:45:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:45:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:45:01,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:45:01,433 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:45:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:45:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:45:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:45:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:45:01,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:45:01,434 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:45:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:45:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:45:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:45:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:01,435 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:45:01,435 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:45:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:01,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:01,574 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:01,577 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:02,027 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:02,161 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:02,162 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:45:02,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:02 BoogieIcfgContainer [2022-10-17 16:45:02,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:02,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:02,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:02,179 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:02,182 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:02" (1/1) ... [2022-10-17 16:45:02,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:02,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2022-10-17 16:45:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2022-10-17 16:45:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:45:02,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,534 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 16:45:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2022-10-17 16:45:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2022-10-17 16:45:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:45:02,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,783 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 16:45:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2022-10-17 16:45:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2022-10-17 16:45:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:45:02,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:02,921 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 16:45:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2022-10-17 16:45:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2022-10-17 16:45:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:45:03,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,245 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 16:45:03,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2022-10-17 16:45:03,279 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2022-10-17 16:45:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:45:03,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,405 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 16:45:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2022-10-17 16:45:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2022-10-17 16:45:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:45:03,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,635 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 16:45:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 94 states and 136 transitions. [2022-10-17 16:45:03,968 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2022-10-17 16:45:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:03,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:03,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:04,102 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 16:45:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:04,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2022-10-17 16:45:04,137 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2022-10-17 16:45:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:04,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:04,344 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 16:45:05,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:05,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 114 states and 178 transitions. [2022-10-17 16:45:05,339 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 178 transitions. [2022-10-17 16:45:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:45:05,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:05,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:05,432 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 16:45:05,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 115 states and 179 transitions. [2022-10-17 16:45:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 179 transitions. [2022-10-17 16:45:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:05,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:05,671 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 16:45:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 117 states and 184 transitions. [2022-10-17 16:45:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 184 transitions. [2022-10-17 16:45:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:05,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:05,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,011 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 16:45:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:06,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 178 transitions. [2022-10-17 16:45:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 178 transitions. [2022-10-17 16:45:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:06,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:06,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,113 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 16:45:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 120 states and 188 transitions. [2022-10-17 16:45:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2022-10-17 16:45:06,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:45:06,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:06,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,369 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 16:45:06,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:06,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 125 states and 197 transitions. [2022-10-17 16:45:06,464 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 197 transitions. [2022-10-17 16:45:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:06,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:06,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,512 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 16:45:06,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:06,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 198 transitions. [2022-10-17 16:45:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 198 transitions. [2022-10-17 16:45:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:06,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:06,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,988 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 16:45:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 134 states and 220 transitions. [2022-10-17 16:45:07,985 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 220 transitions. [2022-10-17 16:45:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:45:07,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:07,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:08,032 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 16:45:08,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:08,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 137 states and 226 transitions. [2022-10-17 16:45:08,254 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 226 transitions. [2022-10-17 16:45:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:45:08,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:08,356 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 16:45:09,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 146 states and 255 transitions. [2022-10-17 16:45:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2022-10-17 16:45:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:45:09,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:09,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:09,624 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 16:45:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 161 states and 285 transitions. [2022-10-17 16:45:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 285 transitions. [2022-10-17 16:45:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:45:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:10,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:11,068 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 16:45:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 168 states and 301 transitions. [2022-10-17 16:45:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 301 transitions. [2022-10-17 16:45:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:45:12,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:45:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 169 states and 302 transitions. [2022-10-17 16:45:12,134 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 302 transitions. [2022-10-17 16:45:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:45:12,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:12,192 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 16:45:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 172 states and 307 transitions. [2022-10-17 16:45:12,225 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 307 transitions. [2022-10-17 16:45:12,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:45:12,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:12,311 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 16:45:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 308 transitions. [2022-10-17 16:45:12,357 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 308 transitions. [2022-10-17 16:45:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:45:12,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:12,423 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 16:45:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 72 states and 88 transitions. [2022-10-17 16:45:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2022-10-17 16:45:12,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:45:12,454 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2022-10-17 16:45:12,463 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:45:12,687 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,691 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,692 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:45:12,696 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,696 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,697 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,697 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,697 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 16:45:12,697 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,698 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:45:12,698 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,699 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,699 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,699 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:12,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:45:12 ImpRootNode [2022-10-17 16:45:12,700 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:45:12,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:45:12,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:45:12,701 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:45:12,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:02" (3/4) ... [2022-10-17 16:45:12,705 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:45:12,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:45:12,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:45:12,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:45:12,712 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:45:12,721 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-10-17 16:45:12,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 16:45:12,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:45:12,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:45:12,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:45:12,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:45:12,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:45:12,753 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) [2022-10-17 16:45:12,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2022-10-17 16:45:12,819 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:45:12,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:45:12,820 INFO L158 Benchmark]: Toolchain (without parser) took 12096.67ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 66.4MB in the beginning and 97.7MB in the end (delta: -31.3MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,820 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:12,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.65ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 58.9MB in the end (delta: 7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.64ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 56.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,821 INFO L158 Benchmark]: Boogie Preprocessor took 51.23ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,822 INFO L158 Benchmark]: RCFGBuilder took 840.10ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.8MB in the beginning and 70.7MB in the end (delta: -15.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,822 INFO L158 Benchmark]: CodeCheck took 10533.85ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 70.7MB in the beginning and 103.0MB in the end (delta: -32.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,823 INFO L158 Benchmark]: Witness Printer took 119.08ms. Allocated memory is still 195.0MB. Free memory was 103.0MB in the beginning and 97.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:12,825 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 10 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.2s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5846 SdHoareTripleChecker+Valid, 11.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2279 mSDsluCounter, 5480 SdHoareTripleChecker+Invalid, 9.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3689 mSDsCounter, 1765 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6881 IncrementalHoareTripleChecker+Invalid, 8646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1765 mSolverCounterUnsat, 2297 mSDtfsCounter, 6881 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9577 GetRequests, 9400 SyntacticMatches, 9 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10648 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1004 NumberOfCodeBlocks, 1004 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 981 ConstructedInterpolants, 0 QuantifiedInterpolants, 1836 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 19 PerfectInterpolantSequences, 277/287 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: 944]: 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: 258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(1 == systemActive) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.65ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 58.9MB in the end (delta: 7.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.64ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 56.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.23ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.10ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.8MB in the beginning and 70.7MB in the end (delta: -15.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * CodeCheck took 10533.85ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 70.7MB in the beginning and 103.0MB in the end (delta: -32.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 119.08ms. Allocated memory is still 195.0MB. Free memory was 103.0MB in the beginning and 97.7MB 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 16:45:12,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ec9f12-a8f8-4cfb-b32b-306cc1718d32/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