./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/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 1849026681bb840017399851b7fbd7074a9bb56e2104927ac4a62c52d8de2e86 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:53:59,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:53:59,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:53:59,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:53:59,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:53:59,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:53:59,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:53:59,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:53:59,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:53:59,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:53:59,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:53:59,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:53:59,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:53:59,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:53:59,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:53:59,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:53:59,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:53:59,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:53:59,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:53:59,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:53:59,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:53:59,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:53:59,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:53:59,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:53:59,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:53:59,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:53:59,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:53:59,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:53:59,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:53:59,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:53:59,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:53:59,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:53:59,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:53:59,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:53:59,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:53:59,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:53:59,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:53:59,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:53:59,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:53:59,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:53:59,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:53:59,612 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:53:59,636 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:53:59,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:53:59,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:53:59,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:53:59,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:53:59,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:53:59,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:53:59,640 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:53:59,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:53:59,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:53:59,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:53:59,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:53:59,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:53:59,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:53:59,643 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:53:59,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:53:59,644 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:53:59,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:53:59,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:53:59,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:53:59,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:53:59,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:53:59,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:53:59,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:53:59,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:53:59,647 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:53:59,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:53:59,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:53:59,649 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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1849026681bb840017399851b7fbd7074a9bb56e2104927ac4a62c52d8de2e86 [2021-10-29 02:53:59,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:53:59,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:53:59,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:53:59,915 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:53:59,916 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:53:59,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2021-10-29 02:53:59,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/data/87a85b9be/270e841a5fcf47fb8f98a0324c76cc2d/FLAG35b670dae [2021-10-29 02:54:00,511 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:00,514 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2021-10-29 02:54:00,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/data/87a85b9be/270e841a5fcf47fb8f98a0324c76cc2d/FLAG35b670dae [2021-10-29 02:54:00,827 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/data/87a85b9be/270e841a5fcf47fb8f98a0324c76cc2d [2021-10-29 02:54:00,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:00,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:00,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:00,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:00,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:00,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:00" (1/1) ... [2021-10-29 02:54:00,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adbcefe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:00, skipping insertion in model container [2021-10-29 02:54:00,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:00" (1/1) ... [2021-10-29 02:54:00,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:00,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:01,234 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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c[17676,17689] [2021-10-29 02:54:01,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:01,249 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:54:01,359 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_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c[17676,17689] [2021-10-29 02:54:01,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:54:01,399 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:54:01,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01 WrapperNode [2021-10-29 02:54:01,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:01,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:01,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:54:01,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:54:01,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:54:01,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:54:01,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:54:01,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:54:01,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:54:01,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:54:01,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:54:01,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:54:01,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:01" (1/1) ... [2021-10-29 02:54:01,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:01,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:54:01,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:54:01,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:54:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:54:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 02:54:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 02:54:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 02:54:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 02:54:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 02:54:01,658 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 02:54:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 02:54:01,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 02:54:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 02:54:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 02:54:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:54:01,659 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 02:54:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 02:54:01,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:54:01,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:54:03,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:54:03,092 INFO L299 CfgBuilder]: Removed 42 assume(true) statements. [2021-10-29 02:54:03,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:03 BoogieIcfgContainer [2021-10-29 02:54:03,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:54:03,096 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:54:03,096 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:54:03,106 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:54:03,107 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:03" (1/1) ... [2021-10-29 02:54:03,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:54:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2021-10-29 02:54:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2021-10-29 02:54:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 02:54:03,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,489 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 02:54:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2021-10-29 02:54:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2021-10-29 02:54:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 02:54:03,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,622 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 02:54:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2021-10-29 02:54:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2021-10-29 02:54:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 02:54:03,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:03,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:03,870 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 02:54:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2021-10-29 02:54:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2021-10-29 02:54:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 02:54:04,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:04,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:04,296 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 02:54:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 127 transitions. [2021-10-29 02:54:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2021-10-29 02:54:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 02:54:04,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:04,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:04,849 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 02:54:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2021-10-29 02:54:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2021-10-29 02:54:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:54:05,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,062 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 02:54:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2021-10-29 02:54:05,112 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2021-10-29 02:54:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:54:05,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,157 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 02:54:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 89 states and 150 transitions. [2021-10-29 02:54:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 150 transitions. [2021-10-29 02:54:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:54:05,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,357 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 02:54:05,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 92 states and 156 transitions. [2021-10-29 02:54:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 156 transitions. [2021-10-29 02:54:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:54:05,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,501 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 02:54:05,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 93 states and 157 transitions. [2021-10-29 02:54:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 157 transitions. [2021-10-29 02:54:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 02:54:05,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,574 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 02:54:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 97 states and 167 transitions. [2021-10-29 02:54:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 167 transitions. [2021-10-29 02:54:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 02:54:05,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,732 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 02:54:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 173 transitions. [2021-10-29 02:54:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2021-10-29 02:54:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 02:54:05,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,887 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 02:54:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 174 transitions. [2021-10-29 02:54:05,917 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2021-10-29 02:54:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:54:05,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:05,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:05,990 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 02:54:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:06,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2021-10-29 02:54:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2021-10-29 02:54:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 02:54:06,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:06,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:06,074 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 02:54:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 107 states and 187 transitions. [2021-10-29 02:54:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 187 transitions. [2021-10-29 02:54:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 02:54:06,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:06,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:06,306 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 02:54:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 111 states and 195 transitions. [2021-10-29 02:54:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 195 transitions. [2021-10-29 02:54:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 02:54:06,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:06,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:08,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 126 states and 252 transitions. [2021-10-29 02:54:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 252 transitions. [2021-10-29 02:54:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 02:54:08,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:08,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:08,325 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 02:54:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:08,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 127 states and 253 transitions. [2021-10-29 02:54:08,344 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2021-10-29 02:54:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:54:08,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:08,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:08,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:09,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 273 transitions. [2021-10-29 02:54:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2021-10-29 02:54:09,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 02:54:09,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:09,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 140 states and 286 transitions. [2021-10-29 02:54:09,277 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 286 transitions. [2021-10-29 02:54:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 02:54:09,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:09,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 143 states and 290 transitions. [2021-10-29 02:54:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 290 transitions. [2021-10-29 02:54:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:54:09,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:09,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 292 transitions. [2021-10-29 02:54:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 292 transitions. [2021-10-29 02:54:09,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:54:09,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:09,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:10,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 293 transitions. [2021-10-29 02:54:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 293 transitions. [2021-10-29 02:54:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 02:54:10,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:10,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 150 states and 303 transitions. [2021-10-29 02:54:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 303 transitions. [2021-10-29 02:54:10,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:54:10,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:10,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 153 states and 315 transitions. [2021-10-29 02:54:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 315 transitions. [2021-10-29 02:54:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 02:54:10,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:10,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 156 states and 319 transitions. [2021-10-29 02:54:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 319 transitions. [2021-10-29 02:54:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 02:54:10,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:10,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 157 states and 320 transitions. [2021-10-29 02:54:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 320 transitions. [2021-10-29 02:54:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 02:54:11,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:11,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:11,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:12,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 171 states and 352 transitions. [2021-10-29 02:54:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 352 transitions. [2021-10-29 02:54:12,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:54:12,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:12,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:12,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 172 states and 353 transitions. [2021-10-29 02:54:12,942 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 353 transitions. [2021-10-29 02:54:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 02:54:12,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:12,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 187 states and 402 transitions. [2021-10-29 02:54:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 402 transitions. [2021-10-29 02:54:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 02:54:16,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:16,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:16,355 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:54:19,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 195 states and 414 transitions. [2021-10-29 02:54:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 414 transitions. [2021-10-29 02:54:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 02:54:19,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:19,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 02:54:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 198 states and 419 transitions. [2021-10-29 02:54:19,407 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 419 transitions. [2021-10-29 02:54:19,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 02:54:19,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:19,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:19,532 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 199 states and 424 transitions. [2021-10-29 02:54:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 424 transitions. [2021-10-29 02:54:19,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 02:54:19,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:19,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:54:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 02:54:19,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:54:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 200 states and 425 transitions. [2021-10-29 02:54:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 425 transitions. [2021-10-29 02:54:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 02:54:19,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:54:19,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:54:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:20,034 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:54:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:20,334 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:54:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:54:20,547 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 34 iterations. [2021-10-29 02:54:20,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:54:20 ImpRootNode [2021-10-29 02:54:20,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:54:20,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:54:20,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:54:20,769 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:54:20,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:54:03" (3/4) ... [2021-10-29 02:54:20,771 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 02:54:20,896 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:54:20,896 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:54:20,898 INFO L168 Benchmark]: Toolchain (without parser) took 20059.21 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 69.4 MB in the beginning and 104.2 MB in the end (delta: -34.9 MB). Peak memory consumption was 79.6 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,898 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory is still 58.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:20,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.39 ms. Allocated memory is still 102.8 MB. Free memory was 69.1 MB in the beginning and 69.5 MB in the end (delta: -374.2 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.42 ms. Allocated memory is still 102.8 MB. Free memory was 69.5 MB in the beginning and 67.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,899 INFO L168 Benchmark]: Boogie Preprocessor took 79.95 ms. Allocated memory is still 102.8 MB. Free memory was 67.0 MB in the beginning and 65.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,900 INFO L168 Benchmark]: RCFGBuilder took 1524.34 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 65.0 MB in the beginning and 64.1 MB in the end (delta: 899.9 kB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,900 INFO L168 Benchmark]: CodeCheck took 17672.29 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 63.4 MB in the beginning and 124.1 MB in the end (delta: -60.7 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,901 INFO L168 Benchmark]: Witness Printer took 127.64 ms. Allocated memory is still 218.1 MB. Free memory was 124.1 MB in the beginning and 104.2 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:20,903 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, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2002161256 SDtfs, -1053374244 SDslu, -705462688 SDs, 0 SdLazy, 590414004 SolverSat, 1229269796 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12068 GetRequests, 11759 SyntacticMatches, 23 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38005 ImplicationChecksByTransitivity, 12.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1190 NumberOfCodeBlocks, 1190 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 2494 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 25 PerfectInterpolantSequences, 288/305 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: 910]: 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; [L320] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L555] int cleanupTimeShifts = 4; [L661] int pumpRunning = 0; [L662] int systemActive = 1; [L915] int methAndRunningLastTime ; [L633] int retValue_acc ; [L634] int tmp ; [L546] int retValue_acc ; [L549] retValue_acc = 1 [L550] return (retValue_acc); [L640] tmp = valid_product() [L642] COND TRUE \read(tmp) [L920] methAndRunningLastTime = 0 [L838] int splverifierCounter ; [L839] int tmp ; [L840] int tmp___0 ; [L841] int tmp___1 ; [L842] int tmp___2 ; [L845] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L847] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L849] COND TRUE splverifierCounter < 4 [L855] tmp = __VERIFIER_nondet_int() [L857] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L859] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L865] tmp___0 = __VERIFIER_nondet_int() [L867] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L869] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L87] COND FALSE !(\read(methaneLevelCritical)) [L90] methaneLevelCritical = 1 [L869] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L875] tmp___2 = __VERIFIER_nondet_int() [L877] COND FALSE !(\read(tmp___2)) [L883] tmp___1 = __VERIFIER_nondet_int() [L885] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L894] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L669] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L676] COND TRUE \read(systemActive) [L698] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L701] COND TRUE ! pumpRunning [L795] int retValue_acc ; [L796] int tmp ; [L797] int tmp___0 ; [L137] int retValue_acc ; [L140] COND FALSE !(waterLevel < 2) [L144] retValue_acc = 0 [L145] return (retValue_acc); [L801] tmp = isHighWaterSensorDry() [L803] COND FALSE !(\read(tmp)) [L806] tmp___0 = 1 [L808] retValue_acc = tmp___0 [L809] return (retValue_acc); [L703] tmp = isHighWaterLevel() [L705] COND TRUE \read(tmp) [L726] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L925] int tmp ; [L926] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L930] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L930] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L930] tmp = isMethaneLevelCritical() [L932] COND TRUE \read(tmp) [L750] int retValue_acc ; [L753] retValue_acc = pumpRunning [L754] return (retValue_acc); [L934] tmp___0 = isPumpRunning() [L936] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L937] COND FALSE !(\read(methAndRunningLastTime)) [L942] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L894] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L847] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L849] COND TRUE splverifierCounter < 4 [L855] tmp = __VERIFIER_nondet_int() [L857] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L865] tmp___0 = __VERIFIER_nondet_int() [L867] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L875] tmp___2 = __VERIFIER_nondet_int() [L877] COND TRUE \read(tmp___2) [L832] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L894] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L669] COND TRUE \read(pumpRunning) [L63] COND TRUE waterLevel > 0 [L64] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L676] COND TRUE \read(systemActive) [L698] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L701] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L716] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L925] int tmp ; [L926] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L930] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L930] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L930] tmp = isMethaneLevelCritical() [L932] COND TRUE \read(tmp) [L750] int retValue_acc ; [L753] retValue_acc = pumpRunning [L754] return (retValue_acc); [L934] tmp___0 = isPumpRunning() [L936] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L937] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L910] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory is still 58.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 559.39 ms. Allocated memory is still 102.8 MB. Free memory was 69.1 MB in the beginning and 69.5 MB in the end (delta: -374.2 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.42 ms. Allocated memory is still 102.8 MB. Free memory was 69.5 MB in the beginning and 67.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.95 ms. Allocated memory is still 102.8 MB. Free memory was 67.0 MB in the beginning and 65.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1524.34 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 65.0 MB in the beginning and 64.1 MB in the end (delta: 899.9 kB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * CodeCheck took 17672.29 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 63.4 MB in the beginning and 124.1 MB in the end (delta: -60.7 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. * Witness Printer took 127.64 ms. Allocated memory is still 218.1 MB. Free memory was 124.1 MB in the beginning and 104.2 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 02:54:20,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1290b62-4591-4a5c-a1cc-8f6cfce45ef3/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...