./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak --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 c216cc57d84019e61e144b24cb5e9e97dea3f5e5 ................................................................................................................................................................................................................................................................................................................. 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 0.2.0-69874e2 [2020-12-01 17:06:10,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:06:10,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:06:10,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:06:10,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:06:10,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:06:10,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:06:10,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:06:10,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:06:10,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:06:10,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:06:10,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:06:10,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:06:10,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:06:10,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:06:10,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:06:10,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:06:10,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:06:10,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:06:10,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:06:10,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:06:10,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:06:10,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:06:10,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:06:10,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:06:10,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:06:10,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:06:10,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:06:10,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:06:10,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:06:10,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:06:10,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:06:10,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:06:10,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:06:10,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:06:10,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:06:10,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:06:10,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:06:10,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:06:10,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:06:10,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:06:10,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:06:10,848 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:06:10,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:06:10,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:06:10,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:06:10,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:06:10,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:06:10,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:06:10,852 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:06:10,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:06:10,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:06:10,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:06:10,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:06:10,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:06:10,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:06:10,854 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:06:10,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:06:10,855 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:06:10,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:06:10,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:06:10,856 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:06:10,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:06:10,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:06:10,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:06:10,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:06:10,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:06:10,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:06:10,857 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:06:10,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:06:10,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:06:10,858 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-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c216cc57d84019e61e144b24cb5e9e97dea3f5e5 [2020-12-01 17:06:11,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:06:11,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:06:11,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:06:11,164 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:06:11,165 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:06:11,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c [2020-12-01 17:06:11,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/data/ba35922ec/417d07d33aa446909ea766b1fea54d17/FLAG1004f0582 [2020-12-01 17:06:11,749 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:06:11,749 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c [2020-12-01 17:06:11,763 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/data/ba35922ec/417d07d33aa446909ea766b1fea54d17/FLAG1004f0582 [2020-12-01 17:06:12,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/data/ba35922ec/417d07d33aa446909ea766b1fea54d17 [2020-12-01 17:06:12,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:06:12,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:06:12,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:06:12,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:06:12,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:06:12,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2610f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12, skipping insertion in model container [2020-12-01 17:06:12,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:06:12,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:06:12,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:06:12,470 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:06:12,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:06:12,595 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:06:12,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12 WrapperNode [2020-12-01 17:06:12,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:06:12,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:06:12,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:06:12,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:06:12,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:06:12,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:06:12,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:06:12,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:06:12,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... [2020-12-01 17:06:12,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:06:12,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:06:12,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:06:12,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:06:12,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:06:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:06:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:06:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:06:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:06:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:06:12,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:06:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:06:12,815 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:06:12,815 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:06:12,816 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:06:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:06:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:06:12,817 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:06:12,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:06:12,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:06:14,089 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:06:14,090 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-01 17:06:14,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:14 BoogieIcfgContainer [2020-12-01 17:06:14,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:06:14,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:06:14,094 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:06:14,104 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:06:14,105 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:14" (1/1) ... [2020-12-01 17:06:14,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:06:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:14,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2020-12-01 17:06:14,175 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2020-12-01 17:06:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:06:14,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:14,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2020-12-01 17:06:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2020-12-01 17:06:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:06:14,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:14,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:14,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2020-12-01 17:06:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2020-12-01 17:06:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:06:14,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:14,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:06:15,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2020-12-01 17:06:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2020-12-01 17:06:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:06:15,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:06:15,160 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:06:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:06:15,270 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:06:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:06:15,535 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:06:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:06:15,648 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:06:16,207 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2020-12-01 17:06:16,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:06:16 ImpRootNode [2020-12-01 17:06:16,329 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:06:16,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:06:16,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:06:16,330 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:06:16,331 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:06:14" (3/4) ... [2020-12-01 17:06:16,333 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:06:16,416 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c0eb55fa-8fe4-41ec-ac56-c39e587ec36b/bin/ukojak/witness.graphml [2020-12-01 17:06:16,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:06:16,418 INFO L168 Benchmark]: Toolchain (without parser) took 4333.25 ms. Allocated memory was 77.6 MB in the beginning and 113.2 MB in the end (delta: 35.7 MB). Free memory was 55.6 MB in the beginning and 38.9 MB in the end (delta: 16.7 MB). Peak memory consumption was 53.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,418 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:06:16,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.78 ms. Allocated memory is still 77.6 MB. Free memory was 55.4 MB in the beginning and 44.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.92 ms. Allocated memory is still 77.6 MB. Free memory was 44.6 MB in the beginning and 42.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,420 INFO L168 Benchmark]: Boogie Preprocessor took 36.07 ms. Allocated memory is still 77.6 MB. Free memory was 42.3 MB in the beginning and 40.4 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:06:16,420 INFO L168 Benchmark]: RCFGBuilder took 1402.05 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 40.4 MB in the beginning and 56.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,421 INFO L168 Benchmark]: CodeCheck took 2235.67 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.1 MB in the beginning and 47.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,422 INFO L168 Benchmark]: Witness Printer took 86.31 ms. Allocated memory is still 113.2 MB. Free memory was 47.3 MB in the beginning and 38.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:06:16,425 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 68 SDs, 0 SdLazy, 78 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1841 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L258] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L464] int pumpRunning = 0; [L465] int systemActive = 1; [L685] int cleanupTimeShifts = 4; [L781] int waterLevel = 1; [L782] int methaneLevelCritical = 0; [L758] int retValue_acc ; [L759] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L765] tmp = valid_product() [L767] COND TRUE \read(tmp) [L619] int splverifierCounter ; [L620] int tmp ; [L621] int tmp___0 ; [L622] int tmp___1 ; [L623] int tmp___2 ; [L626] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L628] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L630] COND TRUE splverifierCounter < 4 [L636] tmp = __VERIFIER_nondet_int() [L638] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L640] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L799] COND TRUE waterLevel < 2 [L800] waterLevel = waterLevel + 1 [L640] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L646] tmp___0 = __VERIFIER_nondet_int() [L648] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L656] tmp___2 = __VERIFIER_nondet_int() [L658] COND FALSE !(\read(tmp___2)) [L664] tmp___1 = __VERIFIER_nondet_int() [L666] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L673] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L472] COND FALSE !(\read(pumpRunning)) [L479] COND TRUE \read(systemActive) [L582] int tmp ; [L583] int tmp___0 ; [L584] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L588] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L820] int retValue_acc ; [L823] retValue_acc = methaneLevelCritical [L824] return (retValue_acc); [L588] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L588] tmp = isMethaneLevelCritical() [L590] COND FALSE !(\read(tmp)) [L852] int retValue_acc ; [L855] retValue_acc = waterLevel [L856] return (retValue_acc); [L594] tmp___0 = getWaterLevel() [L596] COND TRUE tmp___0 == 2 [L527] int retValue_acc ; [L530] retValue_acc = pumpRunning [L531] return (retValue_acc); [L598] tmp___1 = isPumpRunning() [L600] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product02.cil.c", 3, "reach_error") VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 56.2 MB in the beginning and 56.2 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 511.78 ms. Allocated memory is still 77.6 MB. Free memory was 55.4 MB in the beginning and 44.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.92 ms. Allocated memory is still 77.6 MB. Free memory was 44.6 MB in the beginning and 42.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.07 ms. Allocated memory is still 77.6 MB. Free memory was 42.3 MB in the beginning and 40.4 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1402.05 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 40.4 MB in the beginning and 56.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * CodeCheck took 2235.67 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.1 MB in the beginning and 47.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Witness Printer took 86.31 ms. Allocated memory is still 113.2 MB. Free memory was 47.3 MB in the beginning and 38.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...