./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90a76a2882b85be994db917b0e3084e326cc29272a09018948be7f2d57c03e00 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:20:42,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:20:42,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:20:42,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:20:42,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:20:42,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:20:42,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:20:42,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:20:42,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:20:42,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:20:42,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:20:42,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:20:42,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:20:42,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:20:42,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:20:42,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:20:42,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:20:42,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:20:42,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:20:42,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:20:42,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:20:42,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:20:42,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:20:42,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:20:42,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:20:42,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:20:42,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:20:42,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:20:42,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:20:42,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:20:42,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:20:42,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:20:42,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:20:42,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:20:42,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:20:42,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:20:42,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:20:42,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:20:42,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:20:42,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:20:42,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:20:42,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:20:42,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:20:42,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:20:42,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:20:42,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:20:42,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:20:42,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:20:42,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:20:42,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:20:42,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:20:42,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:20:42,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:20:42,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:20:42,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:20:42,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:20:42,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:20:42,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:20:42,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:20:42,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:20:42,747 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:20:42,747 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:20:42,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:20:42,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:20:42,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:20:42,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:20:42,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:20:42,748 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:20:42,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:20:42,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:20:42,749 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_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90a76a2882b85be994db917b0e3084e326cc29272a09018948be7f2d57c03e00 [2021-11-23 01:20:43,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:20:43,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:20:43,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:20:43,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:20:43,120 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:20:43,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c [2021-11-23 01:20:43,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/data/45c0305f7/29878c16ad904c06a2f39f59c421f943/FLAGfebe32639 [2021-11-23 01:20:43,862 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:20:43,863 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c [2021-11-23 01:20:43,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/data/45c0305f7/29878c16ad904c06a2f39f59c421f943/FLAGfebe32639 [2021-11-23 01:20:44,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/data/45c0305f7/29878c16ad904c06a2f39f59c421f943 [2021-11-23 01:20:44,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:20:44,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:20:44,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:20:44,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:20:44,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:20:44,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@520771de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44, skipping insertion in model container [2021-11-23 01:20:44,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:20:44,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:20:44,446 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c[3816,3829] [2021-11-23 01:20:44,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:20:44,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:20:44,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c[3816,3829] [2021-11-23 01:20:44,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:20:44,649 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:20:44,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44 WrapperNode [2021-11-23 01:20:44,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:20:44,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:20:44,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:20:44,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:20:44,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,751 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 272 [2021-11-23 01:20:44,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:20:44,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:20:44,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:20:44,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:20:44,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:20:44,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:20:44,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:20:44,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:20:44,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:44" (1/1) ... [2021-11-23 01:20:44,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:20:44,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:20:44,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:20:44,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:20:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:20:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:20:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:20:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:20:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:20:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:20:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:20:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:20:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:20:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:20:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:20:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:20:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:20:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 01:20:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 01:20:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:20:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:20:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:20:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:20:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:20:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:20:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:20:45,010 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:20:45,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:20:45,420 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:20:45,520 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:20:45,520 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:20:45,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:20:45 BoogieIcfgContainer [2021-11-23 01:20:45,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:20:45,524 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:20:45,524 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:20:45,539 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:20:45,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:20:45" (1/1) ... [2021-11-23 01:20:45,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:20:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 01:20:45,643 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 01:20:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:20:45,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2021-11-23 01:20:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2021-11-23 01:20:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:20:45,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2021-11-23 01:20:46,081 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2021-11-23 01:20:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:20:46,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:46,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2021-11-23 01:20:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2021-11-23 01:20:46,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:20:46,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-23 01:20:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-23 01:20:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:20:46,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2021-11-23 01:20:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2021-11-23 01:20:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:20:46,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 91 states and 131 transitions. [2021-11-23 01:20:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2021-11-23 01:20:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:46,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 92 states and 132 transitions. [2021-11-23 01:20:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 132 transitions. [2021-11-23 01:20:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:47,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 133 transitions. [2021-11-23 01:20:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 133 transitions. [2021-11-23 01:20:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:20:47,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 137 transitions. [2021-11-23 01:20:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2021-11-23 01:20:47,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:47,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:48,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 110 states and 173 transitions. [2021-11-23 01:20:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2021-11-23 01:20:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:20:48,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 110 states and 171 transitions. [2021-11-23 01:20:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 171 transitions. [2021-11-23 01:20:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:20:49,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 112 states and 174 transitions. [2021-11-23 01:20:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 174 transitions. [2021-11-23 01:20:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:20:49,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 129 states and 217 transitions. [2021-11-23 01:20:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2021-11-23 01:20:50,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:20:50,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 130 states and 218 transitions. [2021-11-23 01:20:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 218 transitions. [2021-11-23 01:20:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:51,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:20:51,234 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:20:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:20:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:20:51,329 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:20:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:20:51,420 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2021-11-23 01:20:51,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:20:51 ImpRootNode [2021-11-23 01:20:51,471 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:20:51,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:20:51,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:20:51,472 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:20:51,473 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:20:45" (3/4) ... [2021-11-23 01:20:51,474 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 01:20:51,621 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:20:51,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:20:51,623 INFO L158 Benchmark]: Toolchain (without parser) took 7493.42ms. Allocated memory was 90.2MB in the beginning and 157.3MB in the end (delta: 67.1MB). Free memory was 56.8MB in the beginning and 121.5MB in the end (delta: -64.6MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,623 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:20:51,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.09ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 56.7MB in the beginning and 94.2MB in the end (delta: -37.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.38ms. Allocated memory is still 127.9MB. Free memory was 94.2MB in the beginning and 91.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,630 INFO L158 Benchmark]: Boogie Preprocessor took 57.48ms. Allocated memory is still 127.9MB. Free memory was 91.6MB in the beginning and 90.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,631 INFO L158 Benchmark]: RCFGBuilder took 708.98ms. Allocated memory is still 127.9MB. Free memory was 90.0MB in the beginning and 66.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,631 INFO L158 Benchmark]: CodeCheck took 5947.29ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 66.9MB in the beginning and 125.7MB in the end (delta: -58.7MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,632 INFO L158 Benchmark]: Witness Printer took 149.99ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 121.5MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:20:51,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2034 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 638 mSDsluCounter, 1897 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1057 mSDsCounter, 411 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1676 IncrementalHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 411 mSolverCounterUnsat, 864 mSDtfsCounter, 1676 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3337 GetRequests, 3144 SyntacticMatches, 95 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9649 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 376 ConstructedInterpolants, 0 QuantifiedInterpolants, 887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 6/6 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: 226]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int cleanupTimeShifts = 4; [L239] int pumpRunning = 0; [L240] int systemActive = 1; [L701] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L899] int waterLevel = 1; [L900] int methaneLevelCritical = 0; [L131] int retValue_acc ; [L132] int tmp ; [L136] FCALL select_helpers() [L137] FCALL select_features() [L138] CALL, EXPR valid_product() [L497] int retValue_acc ; [L500] retValue_acc = 1 [L501] return (retValue_acc); [L138] RET, EXPR valid_product() [L138] tmp = valid_product() [L140] COND TRUE \read(tmp) [L142] FCALL setup() [L143] CALL runTest() [L122] CALL test() [L156] int splverifierCounter ; [L157] int tmp ; [L158] int tmp___0 ; [L159] int tmp___1 ; [L160] int tmp___2 ; [L163] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L165] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L167] COND TRUE splverifierCounter < 4 [L173] tmp = __VERIFIER_nondet_int() [L175] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L177] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L917] COND TRUE waterLevel < 2 [L918] waterLevel = waterLevel + 1 [L177] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L183] tmp___0 = __VERIFIER_nondet_int() [L185] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L187] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L929] COND FALSE !(\read(methaneLevelCritical)) [L932] methaneLevelCritical = 1 [L187] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L193] tmp___2 = __VERIFIER_nondet_int() [L195] COND TRUE \read(tmp___2) [L197] CALL startSystem() [L466] systemActive = 1 [L197] RET startSystem() [L210] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L247] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L254] COND TRUE \read(systemActive) [L256] CALL processEnvironment() [L328] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L331] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L346] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L302] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L305] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L320] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L276] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L279] COND TRUE ! pumpRunning [L281] CALL, EXPR isHighWaterLevel() [L425] int retValue_acc ; [L426] int tmp ; [L427] int tmp___0 ; [L431] CALL, EXPR isHighWaterSensorDry() [L979] int retValue_acc ; [L982] COND FALSE !(waterLevel < 2) [L986] retValue_acc = 0 [L987] return (retValue_acc); [L431] RET, EXPR isHighWaterSensorDry() [L431] tmp = isHighWaterSensorDry() [L433] COND FALSE !(\read(tmp)) [L436] tmp___0 = 1 [L438] retValue_acc = tmp___0 [L439] return (retValue_acc); [L281] RET, EXPR isHighWaterLevel() [L281] tmp = isHighWaterLevel() [L283] COND TRUE \read(tmp) [L285] CALL activatePump() [L356] pumpRunning = 1 [L285] RET activatePump() [L320] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L346] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L256] RET processEnvironment() [L262] CALL __utac_acc__Specification1_spec__1() [L507] int tmp ; [L508] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L512] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L938] int retValue_acc ; [L941] retValue_acc = methaneLevelCritical [L942] return (retValue_acc); [L512] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L512] tmp = isMethaneLevelCritical() [L514] COND TRUE \read(tmp) [L516] CALL, EXPR isPumpRunning() [L380] int retValue_acc ; [L383] retValue_acc = pumpRunning [L384] return (retValue_acc); [L516] RET, EXPR isPumpRunning() [L516] tmp___0 = isPumpRunning() [L518] COND TRUE \read(tmp___0) [L520] CALL __automaton_fail() [L226] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.09ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 56.7MB in the beginning and 94.2MB in the end (delta: -37.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.38ms. Allocated memory is still 127.9MB. Free memory was 94.2MB in the beginning and 91.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.48ms. Allocated memory is still 127.9MB. Free memory was 91.6MB in the beginning and 90.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 708.98ms. Allocated memory is still 127.9MB. Free memory was 90.0MB in the beginning and 66.9MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 5947.29ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 66.9MB in the beginning and 125.7MB in the end (delta: -58.7MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * Witness Printer took 149.99ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 121.5MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 01:20:51,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defc4585-6244-4532-900d-3b852c7966ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE