./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ --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 f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:52:53,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:52:53,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:52:53,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:52:53,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:52:53,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:52:53,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:52:53,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:52:53,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:52:53,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:52:53,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:52:53,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:52:53,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:52:53,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:52:53,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:52:53,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:52:53,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:52:53,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:52:53,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:52:53,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:52:53,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:52:53,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:52:53,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:52:53,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:52:53,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:52:53,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:52:53,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:52:53,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:52:53,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:52:53,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:52:53,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:52:53,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:52:53,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:52:53,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:52:53,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:52:53,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:52:53,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:52:53,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:52:53,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:52:53,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:52:53,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:52:53,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:52:53,213 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:52:53,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:52:53,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:52:53,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:52:53,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:52:53,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:52:53,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:52:53,217 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:52:53,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:52:53,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:52:53,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:52:53,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:52:53,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:52:53,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:52:53,225 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:52:53,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:52:53,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:52:53,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:52:53,226 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:52:53,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:52:53,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:52:53,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:52:53,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:52:53,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:52:53,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:52:53,228 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:52:53,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:52:53,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:52:53,229 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_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f807df90a44b5a362b78d711bb9d82091c60659923cb4423e7d2e565ee7e12b3 [2021-11-23 00:52:53,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:52:53,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:52:53,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:52:53,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:52:53,573 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:52:53,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-11-23 00:52:53,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/data/19ebc80d0/e4adb20ef60943d28a67ce97da8483c5/FLAGc9b2cb147 [2021-11-23 00:52:54,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:52:54,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2021-11-23 00:52:54,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/data/19ebc80d0/e4adb20ef60943d28a67ce97da8483c5/FLAGc9b2cb147 [2021-11-23 00:52:54,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/data/19ebc80d0/e4adb20ef60943d28a67ce97da8483c5 [2021-11-23 00:52:54,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:52:54,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:52:54,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:52:54,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:52:54,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:52:54,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:54" (1/1) ... [2021-11-23 00:52:54,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fdcd454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:54, skipping insertion in model container [2021-11-23 00:52:54,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:52:54" (1/1) ... [2021-11-23 00:52:54,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:52:54,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:52:54,892 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_97a2945e-5e5d-45d7-ac2e-9a89a58db684/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-11-23 00:52:54,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:54,938 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:52:55,024 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_97a2945e-5e5d-45d7-ac2e-9a89a58db684/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c[14361,14374] [2021-11-23 00:52:55,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:52:55,057 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:52:55,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55 WrapperNode [2021-11-23 00:52:55,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:52:55,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:55,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:52:55,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:52:55,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,113 INFO L137 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 225 [2021-11-23 00:52:55,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:52:55,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:52:55,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:52:55,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:52:55,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:52:55,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:52:55,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:52:55,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:52:55,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:52:55,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:52:55,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:52:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:52:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:52:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:52:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:52:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:52:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:52:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:52:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:52:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:52:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:52:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:52:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:52:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:52:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:52:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-11-23 00:52:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-11-23 00:52:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 00:52:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 00:52:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:52:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:52:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:52:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:52:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:52:55,305 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:52:55,307 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:52:55,630 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:52:55,739 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:52:55,739 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:52:55,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:55 BoogieIcfgContainer [2021-11-23 00:52:55,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:52:55,743 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:52:55,743 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:52:55,760 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:52:55,760 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:55" (1/1) ... [2021-11-23 00:52:55,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:52:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2021-11-23 00:52:55,874 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2021-11-23 00:52:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:52:55,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2021-11-23 00:52:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2021-11-23 00:52:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:52:56,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:56,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-23 00:52:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-23 00:52:56,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:52:56,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2021-11-23 00:52:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-11-23 00:52:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:52:56,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-23 00:52:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-23 00:52:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:52:57,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 91 states and 132 transitions. [2021-11-23 00:52:57,309 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 132 transitions. [2021-11-23 00:52:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:52:57,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 92 states and 133 transitions. [2021-11-23 00:52:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-11-23 00:52:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:52:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 101 states and 150 transitions. [2021-11-23 00:52:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 150 transitions. [2021-11-23 00:52:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:52:57,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:58,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 120 states and 191 transitions. [2021-11-23 00:52:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 191 transitions. [2021-11-23 00:52:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:52:58,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 125 states and 201 transitions. [2021-11-23 00:52:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 201 transitions. [2021-11-23 00:52:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:52:58,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:59,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 206 transitions. [2021-11-23 00:52:59,250 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 206 transitions. [2021-11-23 00:52:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:52:59,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 125 states and 200 transitions. [2021-11-23 00:52:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2021-11-23 00:52:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:52:59,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:59,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 201 transitions. [2021-11-23 00:52:59,348 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2021-11-23 00:52:59,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:52:59,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:52:59,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 131 states and 211 transitions. [2021-11-23 00:52:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2021-11-23 00:52:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:59,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:52:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 132 states and 212 transitions. [2021-11-23 00:52:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2021-11-23 00:52:59,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:59,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:59,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:53:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 218 transitions. [2021-11-23 00:53:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2021-11-23 00:53:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:53:00,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 225 transitions. [2021-11-23 00:53:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2021-11-23 00:53:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:53:00,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 147 states and 240 transitions. [2021-11-23 00:53:01,360 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 240 transitions. [2021-11-23 00:53:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:01,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:53:02,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 154 states and 260 transitions. [2021-11-23 00:53:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2021-11-23 00:53:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:02,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:02,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:53:03,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 161 states and 275 transitions. [2021-11-23 00:53:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 275 transitions. [2021-11-23 00:53:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:53:03,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:53:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 174 states and 298 transitions. [2021-11-23 00:53:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 298 transitions. [2021-11-23 00:53:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:53:04,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,670 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:53:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 175 states and 299 transitions. [2021-11-23 00:53:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 299 transitions. [2021-11-23 00:53:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:53:04,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:53:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 178 states and 304 transitions. [2021-11-23 00:53:04,774 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 304 transitions. [2021-11-23 00:53:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:53:04,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,814 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:53:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 179 states and 305 transitions. [2021-11-23 00:53:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 305 transitions. [2021-11-23 00:53:04,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:53:04,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:53:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 70 states and 85 transitions. [2021-11-23 00:53:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 85 transitions. [2021-11-23 00:53:04,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:53:04,921 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2021-11-23 00:53:04,931 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:53:05,172 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:53:05,181 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,181 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,181 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,181 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:53:05,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,183 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,183 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 00:53:05,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,186 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,186 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 00:53:05,188 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,188 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,189 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:53:05,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:53:05 ImpRootNode [2021-11-23 00:53:05,191 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:53:05,191 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:53:05,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:53:05,194 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:53:05,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:52:55" (3/4) ... [2021-11-23 00:53:05,198 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:53:05,206 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 00:53:05,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 00:53:05,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:53:05,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:53:05,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:53:05,212 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:53:05,213 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:53:05,213 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:53:05,213 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-11-23 00:53:05,227 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 74 nodes and edges [2021-11-23 00:53:05,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 00:53:05,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 00:53:05,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:53:05,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:53:05,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:53:05,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:53:05,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-11-23 00:53:05,255 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-23 00:53:05,300 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:53:05,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:53:05,301 INFO L158 Benchmark]: Toolchain (without parser) took 10796.77ms. Allocated memory was 111.1MB in the beginning and 163.6MB in the end (delta: 52.4MB). Free memory was 78.9MB in the beginning and 85.6MB in the end (delta: -6.7MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,301 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:53:05,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.98ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 78.6MB in the beginning and 98.7MB in the end (delta: -20.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.07ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,303 INFO L158 Benchmark]: Boogie Preprocessor took 44.01ms. Allocated memory is still 136.3MB. Free memory was 96.6MB in the beginning and 94.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,303 INFO L158 Benchmark]: RCFGBuilder took 583.46ms. Allocated memory is still 136.3MB. Free memory was 94.9MB in the beginning and 73.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,304 INFO L158 Benchmark]: CodeCheck took 9447.75ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 73.9MB in the beginning and 91.8MB in the end (delta: -17.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,304 INFO L158 Benchmark]: Witness Printer took 109.03ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 85.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:53:05,306 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: 9.1s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6264 SdHoareTripleChecker+Valid, 12.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2451 mSDsluCounter, 6215 SdHoareTripleChecker+Invalid, 10.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4153 mSDsCounter, 2408 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7915 IncrementalHoareTripleChecker+Invalid, 10323 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2408 mSolverCounterUnsat, 2386 mSDtfsCounter, 7915 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9860 GetRequests, 9681 SyntacticMatches, 3 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12036 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1047 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1023 ConstructedInterpolants, 0 QuantifiedInterpolants, 1935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 20 PerfectInterpolantSequences, 296/306 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: 653]: 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: 666]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.98ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 78.6MB in the beginning and 98.7MB in the end (delta: -20.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.07ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 96.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.01ms. Allocated memory is still 136.3MB. Free memory was 96.6MB in the beginning and 94.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 583.46ms. Allocated memory is still 136.3MB. Free memory was 94.9MB in the beginning and 73.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 9447.75ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 73.9MB in the beginning and 91.8MB in the end (delta: -17.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Witness Printer took 109.03ms. Allocated memory is still 163.6MB. Free memory was 91.8MB in the beginning and 85.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:53:05,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a2945e-5e5d-45d7-ac2e-9a89a58db684/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE