./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.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_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/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_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/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_21916e68-34b0-4423-9885-1dbafe93d968/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 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:28:31,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:28:31,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:28:31,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:28:31,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:28:31,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:28:31,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:28:31,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:28:31,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:28:31,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:28:31,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:28:31,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:28:31,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:28:31,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:28:31,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:28:31,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:28:31,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:28:31,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:28:31,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:28:31,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:28:31,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:28:31,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:28:31,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:28:31,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:28:31,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:28:31,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:28:31,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:28:31,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:28:31,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:28:31,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:28:31,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:28:31,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:28:31,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:28:31,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:28:31,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:28:31,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:28:31,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:28:31,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:28:31,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:28:31,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:28:31,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:28:31,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:28:31,294 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:28:31,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:28:31,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:28:31,296 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:28:31,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:28:31,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:28:31,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:28:31,298 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:28:31,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:28:31,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:28:31,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:28:31,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:28:31,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:28:31,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:28:31,300 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:28:31,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:28:31,301 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:28:31,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:28:31,301 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:28:31,301 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:28:31,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:28:31,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:28:31,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:28:31,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:28:31,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:28:31,303 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:28:31,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:28:31,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:28:31,304 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_21916e68-34b0-4423-9885-1dbafe93d968/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb [2021-10-29 04:28:31,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:28:31,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:28:31,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:28:31,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:28:31,643 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:28:31,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2021-10-29 04:28:31,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/data/e8bf95c41/41eb9e5e311d4ddfa063d8d1db32bb8d/FLAG63ceda573 [2021-10-29 04:28:32,215 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:28:32,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2021-10-29 04:28:32,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/data/e8bf95c41/41eb9e5e311d4ddfa063d8d1db32bb8d/FLAG63ceda573 [2021-10-29 04:28:32,522 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/data/e8bf95c41/41eb9e5e311d4ddfa063d8d1db32bb8d [2021-10-29 04:28:32,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:28:32,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:28:32,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:28:32,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:28:32,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:28:32,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:28:32" (1/1) ... [2021-10-29 04:28:32,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf69faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:32, skipping insertion in model container [2021-10-29 04:28:32,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:28:32" (1/1) ... [2021-10-29 04:28:32,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:28:32,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:28:32,827 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_21916e68-34b0-4423-9885-1dbafe93d968/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2021-10-29 04:28:32,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:28:32,972 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:28:33,035 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_21916e68-34b0-4423-9885-1dbafe93d968/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2021-10-29 04:28:33,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:28:33,123 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:28:33,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33 WrapperNode [2021-10-29 04:28:33,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:28:33,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:28:33,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:28:33,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:28:33,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:28:33,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:28:33,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:28:33,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:28:33,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:28:33,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:28:33,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:28:33,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:28:33,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:28:33" (1/1) ... [2021-10-29 04:28:33,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:28:33,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:28:33,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:28:33,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:28:33,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:28:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:28:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:28:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:28:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:28:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:28:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:28:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:28:33,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:28:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:28:33,368 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:28:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:28:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:28:33,369 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:28:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:28:33,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:28:34,463 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:28:34,463 INFO L299 CfgBuilder]: Removed 42 assume(true) statements. [2021-10-29 04:28:34,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:34 BoogieIcfgContainer [2021-10-29 04:28:34,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:28:34,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:28:34,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:28:34,483 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:28:34,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:34" (1/1) ... [2021-10-29 04:28:34,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:28:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2021-10-29 04:28:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2021-10-29 04:28:34,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:28:34,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:34,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:34,858 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 04:28:34,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-10-29 04:28:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-10-29 04:28:34,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:28:34,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:34,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,011 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 04:28:35,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2021-10-29 04:28:35,031 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2021-10-29 04:28:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:28:35,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,192 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 04:28:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2021-10-29 04:28:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2021-10-29 04:28:35,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:28:35,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,540 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 04:28:35,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2021-10-29 04:28:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2021-10-29 04:28:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:28:35,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:35,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:35,880 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 04:28:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 123 transitions. [2021-10-29 04:28:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2021-10-29 04:28:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:28:36,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:36,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:37,105 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 04:28:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:37,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2021-10-29 04:28:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2021-10-29 04:28:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:28:37,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:37,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:37,398 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 04:28:37,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 131 transitions. [2021-10-29 04:28:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-10-29 04:28:37,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:28:37,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:37,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:37,466 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 04:28:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 87 states and 142 transitions. [2021-10-29 04:28:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 142 transitions. [2021-10-29 04:28:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:28:37,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:37,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:37,828 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 04:28:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 148 transitions. [2021-10-29 04:28:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2021-10-29 04:28:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:28:37,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:37,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:38,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 178 transitions. [2021-10-29 04:28:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2021-10-29 04:28:39,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:28:39,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:39,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 179 transitions. [2021-10-29 04:28:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2021-10-29 04:28:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:28:39,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:39,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:39,521 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 04:28:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:39,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 180 transitions. [2021-10-29 04:28:39,568 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 180 transitions. [2021-10-29 04:28:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 04:28:39,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:39,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:40,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 114 states and 198 transitions. [2021-10-29 04:28:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 198 transitions. [2021-10-29 04:28:40,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:28:40,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:40,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:41,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 119 states and 210 transitions. [2021-10-29 04:28:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2021-10-29 04:28:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:28:41,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:41,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 120 states and 213 transitions. [2021-10-29 04:28:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2021-10-29 04:28:41,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:28:41,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:41,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 122 states and 216 transitions. [2021-10-29 04:28:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 216 transitions. [2021-10-29 04:28:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:28:41,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:41,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:41,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 223 transitions. [2021-10-29 04:28:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2021-10-29 04:28:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:28:41,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:41,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:42,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 128 states and 230 transitions. [2021-10-29 04:28:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 230 transitions. [2021-10-29 04:28:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:28:42,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:42,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:28:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:42,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 130 states and 232 transitions. [2021-10-29 04:28:42,339 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2021-10-29 04:28:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 04:28:42,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:42,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:44,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 275 transitions. [2021-10-29 04:28:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 275 transitions. [2021-10-29 04:28:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:28:44,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:44,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 155 states and 305 transitions. [2021-10-29 04:28:46,319 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 305 transitions. [2021-10-29 04:28:46,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:28:46,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:46,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 157 states and 320 transitions. [2021-10-29 04:28:46,761 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 320 transitions. [2021-10-29 04:28:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:28:46,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:46,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:46,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:28:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 159 states and 327 transitions. [2021-10-29 04:28:47,475 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 327 transitions. [2021-10-29 04:28:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:28:47,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:47,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:47,664 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:28:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 159 states and 321 transitions. [2021-10-29 04:28:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 321 transitions. [2021-10-29 04:28:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:28:48,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:48,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:48,660 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:28:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:48,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 160 states and 322 transitions. [2021-10-29 04:28:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 322 transitions. [2021-10-29 04:28:48,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:28:48,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:48,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:28:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 169 states and 343 transitions. [2021-10-29 04:28:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 343 transitions. [2021-10-29 04:28:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:28:49,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:49,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:28:50,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:50,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 170 states and 349 transitions. [2021-10-29 04:28:50,275 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 349 transitions. [2021-10-29 04:28:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:28:50,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:50,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:28:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 182 states and 373 transitions. [2021-10-29 04:28:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 373 transitions. [2021-10-29 04:28:52,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:28:52,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:52,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:28:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:54,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 191 states and 388 transitions. [2021-10-29 04:28:54,134 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 388 transitions. [2021-10-29 04:28:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:28:54,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:54,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:28:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:28:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 201 states and 417 transitions. [2021-10-29 04:28:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 417 transitions. [2021-10-29 04:28:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:28:58,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:28:58,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:28:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:28:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:29:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 216 states and 445 transitions. [2021-10-29 04:29:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 445 transitions. [2021-10-29 04:29:00,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:29:00,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:00,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:29:00,846 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:29:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:29:01,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 217 states and 445 transitions. [2021-10-29 04:29:01,284 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 445 transitions. [2021-10-29 04:29:01,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:29:01,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:29:01,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:29:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:01,419 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:29:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:01,782 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:29:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:29:02,061 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 33 iterations. [2021-10-29 04:29:02,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:29:02 ImpRootNode [2021-10-29 04:29:02,322 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:29:02,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:29:02,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:29:02,323 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:29:02,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:28:34" (3/4) ... [2021-10-29 04:29:02,326 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:29:02,440 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:29:02,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:29:02,442 INFO L168 Benchmark]: Toolchain (without parser) took 29915.53 ms. Allocated memory was 119.5 MB in the beginning and 262.1 MB in the end (delta: 142.6 MB). Free memory was 78.8 MB in the beginning and 142.5 MB in the end (delta: -63.7 MB). Peak memory consumption was 79.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,443 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 119.5 MB. Free memory is still 96.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:29:02,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.88 ms. Allocated memory is still 119.5 MB. Free memory was 78.7 MB in the beginning and 86.2 MB in the end (delta: -7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.67 ms. Allocated memory is still 119.5 MB. Free memory was 86.2 MB in the beginning and 83.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,444 INFO L168 Benchmark]: Boogie Preprocessor took 66.69 ms. Allocated memory is still 119.5 MB. Free memory was 83.7 MB in the beginning and 82.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,445 INFO L168 Benchmark]: RCFGBuilder took 1201.85 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 81.6 MB in the beginning and 118.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 48.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,445 INFO L168 Benchmark]: CodeCheck took 27854.96 ms. Allocated memory was 148.9 MB in the beginning and 262.1 MB in the end (delta: 113.2 MB). Free memory was 118.6 MB in the beginning and 162.4 MB in the end (delta: -43.8 MB). Peak memory consumption was 69.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,446 INFO L168 Benchmark]: Witness Printer took 117.72 ms. Allocated memory is still 262.1 MB. Free memory was 162.4 MB in the beginning and 142.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:29:02,448 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, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.5s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 477764448 SDtfs, 880335230 SDslu, 1138712008 SDs, 0 SdLazy, -107894426 SolverSat, 1457636024 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12541 GetRequests, 11972 SyntacticMatches, 175 SemanticMatches, 394 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76957 ImplicationChecksByTransitivity, 21.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1160 NumberOfCodeBlocks, 1160 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 1076 ConstructedInterpolants, 0 QuantifiedInterpolants, 3187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 22 PerfectInterpolantSequences, 226/301 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: 415]: 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; [L157] int pumpRunning = 0; [L158] int systemActive = 1; [L446] int cleanupTimeShifts = 4; [L714] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L522] int retValue_acc ; [L523] int tmp ; [L937] int retValue_acc ; [L940] retValue_acc = 1 [L941] return (retValue_acc); [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L345] int splverifierCounter ; [L346] int tmp ; [L347] int tmp___0 ; [L348] int tmp___1 ; [L349] int tmp___2 ; [L352] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L354] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L356] COND TRUE splverifierCounter < 4 [L362] tmp = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L366] 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 [L366] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L372] tmp___0 = __VERIFIER_nondet_int() [L374] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L382] tmp___2 = __VERIFIER_nondet_int() [L384] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L399] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L165] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L172] COND TRUE \read(systemActive) [L194] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L197] COND TRUE ! pumpRunning [L309] int retValue_acc ; [L310] int tmp ; [L311] int tmp___0 ; [L137] int retValue_acc ; [L140] COND FALSE !(waterLevel < 2) [L144] retValue_acc = 0 [L145] return (retValue_acc); [L315] tmp = isHighWaterSensorDry() [L317] COND FALSE !(\read(tmp)) [L320] tmp___0 = 1 [L322] retValue_acc = tmp___0 [L323] return (retValue_acc); [L199] tmp = isHighWaterLevel() [L201] COND TRUE \read(tmp) [L228] int tmp ; [L253] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L257] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L257] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L257] retValue_acc = isMethaneLevelCritical() [L259] return (retValue_acc); [L232] tmp = isMethaneAlarm() [L234] COND FALSE !(\read(tmp)) [L222] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L421] int tmp ; [L422] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L426] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L426] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L426] tmp = isMethaneLevelCritical() [L428] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L399] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L354] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L356] COND TRUE splverifierCounter < 4 [L362] tmp = __VERIFIER_nondet_int() [L364] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L372] tmp___0 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L376] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L87] COND FALSE !(\read(methaneLevelCritical)) [L90] methaneLevelCritical = 1 [L376] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L382] tmp___2 = __VERIFIER_nondet_int() [L384] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L399] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L165] COND TRUE \read(pumpRunning) [L63] COND TRUE waterLevel > 0 [L64] waterLevel = waterLevel - 1 VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L172] COND TRUE \read(systemActive) [L194] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L197] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L212] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L421] int tmp ; [L422] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L426] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L426] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L426] tmp = isMethaneLevelCritical() [L428] COND TRUE \read(tmp) [L264] int retValue_acc ; [L267] retValue_acc = pumpRunning [L268] return (retValue_acc); [L430] tmp___0 = isPumpRunning() [L432] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L415] reach_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 119.5 MB. Free memory is still 96.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 583.88 ms. Allocated memory is still 119.5 MB. Free memory was 78.7 MB in the beginning and 86.2 MB in the end (delta: -7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.67 ms. Allocated memory is still 119.5 MB. Free memory was 86.2 MB in the beginning and 83.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.69 ms. Allocated memory is still 119.5 MB. Free memory was 83.7 MB in the beginning and 82.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1201.85 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 81.6 MB in the beginning and 118.6 MB in the end (delta: -37.0 MB). Peak memory consumption was 48.4 MB. Max. memory is 16.1 GB. * CodeCheck took 27854.96 ms. Allocated memory was 148.9 MB in the beginning and 262.1 MB in the end (delta: 113.2 MB). Free memory was 118.6 MB in the beginning and 162.4 MB in the end (delta: -43.8 MB). Peak memory consumption was 69.4 MB. Max. memory is 16.1 GB. * Witness Printer took 117.72 ms. Allocated memory is still 262.1 MB. Free memory was 162.4 MB in the beginning and 142.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:29:02,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21916e68-34b0-4423-9885-1dbafe93d968/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...