./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8d5749cb33f10edd647435755bf2e2192f6038b258c1bda289ea3f61ba8ee50 .................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:09:20,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:09:20,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:09:20,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:09:20,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:09:20,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:09:20,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:09:20,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:09:20,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:09:20,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:09:20,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:09:20,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:09:20,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:09:20,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:09:20,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:09:20,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:09:20,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:09:20,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:09:20,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:09:20,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:09:20,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:09:20,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:09:20,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:09:20,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:09:20,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:09:20,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:09:20,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:09:20,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:09:20,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:09:20,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:09:20,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:09:20,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:09:20,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:09:20,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:09:20,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:09:20,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:09:20,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:09:20,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:09:20,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:09:20,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:09:20,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:09:20,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:09:20,205 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:09:20,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:09:20,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:09:20,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:09:20,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:09:20,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:09:20,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:09:20,210 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:09:20,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:09:20,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:09:20,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:09:20,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:09:20,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:09:20,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:09:20,212 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:09:20,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:09:20,213 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:09:20,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:09:20,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:09:20,215 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:09:20,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:09:20,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:09:20,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:09:20,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:09:20,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:09:20,223 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:09:20,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:09:20,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:09:20,224 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_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8d5749cb33f10edd647435755bf2e2192f6038b258c1bda289ea3f61ba8ee50 [2021-10-29 04:09:20,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:09:20,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:09:20,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:09:20,608 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:09:20,609 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:09:20,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c [2021-10-29 04:09:20,702 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/data/f853d40d0/cc38f3a025724219b788312d029059b7/FLAG308578d93 [2021-10-29 04:09:21,415 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:09:21,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c [2021-10-29 04:09:21,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/data/f853d40d0/cc38f3a025724219b788312d029059b7/FLAG308578d93 [2021-10-29 04:09:21,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/data/f853d40d0/cc38f3a025724219b788312d029059b7 [2021-10-29 04:09:21,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:09:21,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:09:21,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:09:21,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:09:21,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:09:21,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:09:21" (1/1) ... [2021-10-29 04:09:21,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f58b632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:21, skipping insertion in model container [2021-10-29 04:09:21,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:09:21" (1/1) ... [2021-10-29 04:09:21,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:09:21,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:09:21,975 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c[3064,3077] [2021-10-29 04:09:22,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:09:22,133 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:09:22,157 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c[3064,3077] [2021-10-29 04:09:22,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:09:22,284 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:09:22,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22 WrapperNode [2021-10-29 04:09:22,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:09:22,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:09:22,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:09:22,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:09:22,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:09:22,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:09:22,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:09:22,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:09:22,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:09:22,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:09:22,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:09:22,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:09:22,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:22" (1/1) ... [2021-10-29 04:09:22,455 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:09:22,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:09:22,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:09:22,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:09:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:09:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:09:22,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:09:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:09:22,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:09:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:09:22,533 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:09:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:09:22,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:09:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:09:22,535 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:09:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:09:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:09:22,536 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:09:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:09:22,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:09:24,130 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:09:24,130 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-29 04:09:24,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:09:24 BoogieIcfgContainer [2021-10-29 04:09:24,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:09:24,135 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:09:24,135 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:09:24,147 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:09:24,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:09:24" (1/1) ... [2021-10-29 04:09:24,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:09:24,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-10-29 04:09:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-10-29 04:09:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:09:24,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:24,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2021-10-29 04:09:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2021-10-29 04:09:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:09:24,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:24,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:24,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-10-29 04:09:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-10-29 04:09:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:09:24,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:24,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:25,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2021-10-29 04:09:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2021-10-29 04:09:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:09:25,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:25,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:25,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 76 states and 116 transitions. [2021-10-29 04:09:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2021-10-29 04:09:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:09:26,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:26,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 78 states and 119 transitions. [2021-10-29 04:09:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2021-10-29 04:09:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:09:26,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:26,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:26,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:26,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 120 transitions. [2021-10-29 04:09:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2021-10-29 04:09:26,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:09:26,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:26,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 121 transitions. [2021-10-29 04:09:27,029 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2021-10-29 04:09:27,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:09:27,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:27,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 133 transitions. [2021-10-29 04:09:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2021-10-29 04:09:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:09:27,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:27,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:27,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:27,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 86 states and 134 transitions. [2021-10-29 04:09:27,469 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2021-10-29 04:09:27,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:09:27,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:27,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:27,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 98 states and 162 transitions. [2021-10-29 04:09:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2021-10-29 04:09:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:09:29,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:29,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 170 transitions. [2021-10-29 04:09:29,952 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2021-10-29 04:09:29,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:09:29,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:29,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:09:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:09:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:09:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 169 transitions. [2021-10-29 04:09:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2021-10-29 04:09:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:09:30,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:09:30,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:09:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:09:30,268 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:09:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:09:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:09:30,558 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:09:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:09:30,726 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2021-10-29 04:09:30,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:09:30 ImpRootNode [2021-10-29 04:09:30,916 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:09:30,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:09:30,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:09:30,917 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:09:30,917 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:09:24" (3/4) ... [2021-10-29 04:09:30,919 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:09:31,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:09:31,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:09:31,097 INFO L168 Benchmark]: Toolchain (without parser) took 9419.91 ms. Allocated memory was 115.3 MB in the beginning and 182.5 MB in the end (delta: 67.1 MB). Free memory was 78.3 MB in the beginning and 145.1 MB in the end (delta: -66.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,097 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 115.3 MB. Free memory was 88.7 MB in the beginning and 88.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:09:31,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.61 ms. Allocated memory is still 115.3 MB. Free memory was 78.3 MB in the beginning and 81.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.40 ms. Allocated memory is still 115.3 MB. Free memory was 81.3 MB in the beginning and 79.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,101 INFO L168 Benchmark]: Boogie Preprocessor took 69.98 ms. Allocated memory is still 115.3 MB. Free memory was 79.2 MB in the beginning and 77.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,102 INFO L168 Benchmark]: RCFGBuilder took 1688.15 ms. Allocated memory was 115.3 MB in the beginning and 151.0 MB in the end (delta: 35.7 MB). Free memory was 77.1 MB in the beginning and 111.8 MB in the end (delta: -34.7 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,105 INFO L168 Benchmark]: CodeCheck took 6780.94 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 111.8 MB in the beginning and 67.8 MB in the end (delta: 44.0 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,105 INFO L168 Benchmark]: Witness Printer took 178.63 ms. Allocated memory is still 182.5 MB. Free memory was 67.8 MB in the beginning and 145.1 MB in the end (delta: -77.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:31,111 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 7 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 98964 SDtfs, 36636 SDslu, 67692 SDs, 0 SdLazy, 73632 SolverSat, 26412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2426 GetRequests, 2297 SyntacticMatches, 11 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5432 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 155]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L260] int pumpRunning = 0; [L261] int systemActive = 1; [L465] int cleanupTimeShifts = 4; [L730] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L538] int retValue_acc ; [L539] int tmp ; [L456] int retValue_acc ; [L459] retValue_acc = 1 [L460] return (retValue_acc); [L545] tmp = valid_product() [L547] COND TRUE \read(tmp) [L191] int splverifierCounter ; [L192] int tmp ; [L193] int tmp___0 ; [L194] int tmp___1 ; [L195] int tmp___2 ; [L198] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L200] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L202] COND TRUE splverifierCounter < 4 [L208] tmp = __VERIFIER_nondet_int() [L210] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L212] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L212] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L218] tmp___0 = __VERIFIER_nondet_int() [L220] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L222] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L87] COND FALSE !(\read(methaneLevelCritical)) [L90] methaneLevelCritical = 1 [L222] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L228] tmp___2 = __VERIFIER_nondet_int() [L230] COND FALSE !(\read(tmp___2)) [L234] tmp___1 = __VERIFIER_nondet_int() [L236] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L245] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L267] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L274] COND TRUE \read(systemActive) [L296] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L299] COND TRUE ! pumpRunning [L393] int retValue_acc ; [L394] int tmp ; [L395] int tmp___0 ; [L137] int retValue_acc ; [L140] COND FALSE !(waterLevel < 2) [L144] retValue_acc = 0 [L145] return (retValue_acc); [L399] tmp = isHighWaterSensorDry() [L401] COND FALSE !(\read(tmp)) [L404] tmp___0 = 1 [L406] retValue_acc = tmp___0 [L407] return (retValue_acc); [L301] tmp = isHighWaterLevel() [L303] COND TRUE \read(tmp) [L324] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L162] int tmp ; [L163] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L167] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L167] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L167] tmp = isMethaneLevelCritical() [L169] COND TRUE \read(tmp) [L348] int retValue_acc ; [L351] retValue_acc = pumpRunning [L352] return (retValue_acc); [L171] tmp___0 = isPumpRunning() [L173] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L155] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 115.3 MB. Free memory was 88.7 MB in the beginning and 88.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 607.61 ms. Allocated memory is still 115.3 MB. Free memory was 78.3 MB in the beginning and 81.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.40 ms. Allocated memory is still 115.3 MB. Free memory was 81.3 MB in the beginning and 79.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.98 ms. Allocated memory is still 115.3 MB. Free memory was 79.2 MB in the beginning and 77.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1688.15 ms. Allocated memory was 115.3 MB in the beginning and 151.0 MB in the end (delta: 35.7 MB). Free memory was 77.1 MB in the beginning and 111.8 MB in the end (delta: -34.7 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. * CodeCheck took 6780.94 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 111.8 MB in the beginning and 67.8 MB in the end (delta: 44.0 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. * Witness Printer took 178.63 ms. Allocated memory is still 182.5 MB. Free memory was 67.8 MB in the beginning and 145.1 MB in the end (delta: -77.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:09:31,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6410c6-a987-48ce-919d-561074b74797/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...