./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product03.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_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/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 934ab0390c329c7530c5b91d73a3c4d56fdd69be ........................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:44,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:44,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:44,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:44,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:44,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:44,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:44,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:44,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:44,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:44,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:44,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:44,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:44,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:45,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:45,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:45,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:45,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:45,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:45,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:45,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:45,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:45,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:45,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:45,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:45,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:45,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:45,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:45,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:45,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:45,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:45,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:45,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:45,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:45,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:45,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:45,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:45,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:45,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:45,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:45,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:45,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:23:45,140 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:45,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:45,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:45,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:45,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:45,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:45,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:45,147 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:45,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:23:45,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:45,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:45,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:45,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:45,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:45,152 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:45,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:45,153 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:45,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:45,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:45,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:45,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:45,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:45,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:45,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:45,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:45,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:45,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:23:45,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:23:45,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:45,160 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_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 934ab0390c329c7530c5b91d73a3c4d56fdd69be [2020-12-01 18:23:45,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:45,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:45,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:45,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:45,598 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:45,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c [2020-12-01 18:23:45,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/data/650b2319f/92dae11f3c3048e6b679b20fef3f4b1e/FLAG903ab05e1 [2020-12-01 18:23:46,519 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:46,520 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c [2020-12-01 18:23:46,548 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/data/650b2319f/92dae11f3c3048e6b679b20fef3f4b1e/FLAG903ab05e1 [2020-12-01 18:23:46,761 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/data/650b2319f/92dae11f3c3048e6b679b20fef3f4b1e [2020-12-01 18:23:46,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:46,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:46,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:46,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:46,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:46,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:46" (1/1) ... [2020-12-01 18:23:46,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c93ceca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:46, skipping insertion in model container [2020-12-01 18:23:46,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:46" (1/1) ... [2020-12-01 18:23:46,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:46,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:47,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:47,467 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:47,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:47,712 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:47,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47 WrapperNode [2020-12-01 18:23:47,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:47,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:47,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:47,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:47,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:47,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:47,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:47,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:47,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... [2020-12-01 18:23:47,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:47,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:47,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:47,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:47,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/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 18:23:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 18:23:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 18:23:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 18:23:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 18:23:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 18:23:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 18:23:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:23:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 18:23:48,016 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 18:23:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:48,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:50,071 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:23:50,072 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-12-01 18:23:50,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:50 BoogieIcfgContainer [2020-12-01 18:23:50,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:23:50,078 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:23:50,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:23:50,094 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:23:50,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:50" (1/1) ... [2020-12-01 18:23:50,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:23:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-12-01 18:23:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-12-01 18:23:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:23:50,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:50,584 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 18:23:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2020-12-01 18:23:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-12-01 18:23:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:23:50,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:50,862 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 18:23:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:50,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2020-12-01 18:23:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-12-01 18:23:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:23:50,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:51,129 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 18:23:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:51,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2020-12-01 18:23:51,577 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2020-12-01 18:23:51,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:23:51,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:51,773 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 18:23:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2020-12-01 18:23:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2020-12-01 18:23:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:23:51,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:52,060 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 18:23:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2020-12-01 18:23:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2020-12-01 18:23:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:23:52,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:52,536 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 18:23:52,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2020-12-01 18:23:52,571 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2020-12-01 18:23:52,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:23:52,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 95 transitions. [2020-12-01 18:23:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 95 transitions. [2020-12-01 18:23:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:23:52,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2020-12-01 18:23:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2020-12-01 18:23:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:23:52,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 62 states and 99 transitions. [2020-12-01 18:23:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 99 transitions. [2020-12-01 18:23:53,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:23:53,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:23:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 103 transitions. [2020-12-01 18:23:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2020-12-01 18:23:53,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:23:53,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 68 states and 111 transitions. [2020-12-01 18:23:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 111 transitions. [2020-12-01 18:23:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:23:53,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:23:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 112 transitions. [2020-12-01 18:23:54,040 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2020-12-01 18:23:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:23:54,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:23:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:23:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 73 states and 119 transitions. [2020-12-01 18:23:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2020-12-01 18:23:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:23:56,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:23:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:23:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 128 transitions. [2020-12-01 18:24:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2020-12-01 18:24:00,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 18:24:00,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 145 transitions. [2020-12-01 18:24:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 145 transitions. [2020-12-01 18:24:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 18:24:03,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 91 states and 159 transitions. [2020-12-01 18:24:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 159 transitions. [2020-12-01 18:24:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 18:24:05,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 28 states and 35 transitions. [2020-12-01 18:24:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2020-12-01 18:24:05,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:24:05,475 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2020-12-01 18:24:05,484 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:24:05,681 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2020-12-01 18:24:05,845 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 18 [2020-12-01 18:24:05,977 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 18 [2020-12-01 18:24:06,036 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,043 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-12-01 18:24:06,048 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,049 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,049 INFO L569 CodeCheckObserver]: Invariant with dag size 21 [2020-12-01 18:24:06,052 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,053 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-12-01 18:24:06,054 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,055 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,055 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2020-12-01 18:24:06,056 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,056 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:24:06,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:24:06 ImpRootNode [2020-12-01 18:24:06,074 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:24:06,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:24:06,075 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:24:06,076 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:24:06,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:50" (3/4) ... [2020-12-01 18:24:06,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:24:06,088 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 18:24:06,089 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 18:24:06,089 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 18:24:06,090 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 18:24:06,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2020-12-01 18:24:06,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 18:24:06,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 18:24:06,106 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 18:24:06,107 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:24:06,108 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:24:06,109 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:24:06,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(waterLevel) == waterLevel || !(pumpRunning == 0) [2020-12-01 18:24:06,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == 0) && tmp == 0) || ((\old(waterLevel) <= waterLevel && tmp == waterLevel) && (!(\old(waterLevel) == 1) || waterLevel <= 1))) || (!(pumpRunning == 0) && tmp == waterLevel)) || (\old(waterLevel) <= 0 && tmp == 0) [2020-12-01 18:24:06,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(waterLevel) <= 1 && !(pumpRunning == 0)) || (\old(waterLevel) <= waterLevel && waterLevel <= 1)) || (!(\old(waterLevel) == 1) && !(waterLevel == 0)) [2020-12-01 18:24:06,230 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bd01e63e-3d73-484a-9075-b27f0b4d7ed5/bin/ukojak/witness.graphml [2020-12-01 18:24:06,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:24:06,232 INFO L168 Benchmark]: Toolchain (without parser) took 19464.52 ms. Allocated memory was 90.2 MB in the beginning and 197.1 MB in the end (delta: 107.0 MB). Free memory was 60.1 MB in the beginning and 77.3 MB in the end (delta: -17.2 MB). Peak memory consumption was 90.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,233 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:24:06,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.49 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.1 MB in the beginning and 76.8 MB in the end (delta: -16.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.51 ms. Allocated memory is still 109.1 MB. Free memory was 76.8 MB in the beginning and 74.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,235 INFO L168 Benchmark]: Boogie Preprocessor took 61.60 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 72.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,236 INFO L168 Benchmark]: RCFGBuilder took 2190.73 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 58.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,236 INFO L168 Benchmark]: CodeCheck took 15995.96 ms. Allocated memory was 109.1 MB in the beginning and 197.1 MB in the end (delta: 88.1 MB). Free memory was 58.3 MB in the beginning and 81.5 MB in the end (delta: -23.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,237 INFO L168 Benchmark]: Witness Printer took 155.61 ms. Allocated memory is still 197.1 MB. Free memory was 81.5 MB in the beginning and 77.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,239 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 5 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.3s, OverallIterations: 18, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1860612 SDtfs, 636188 SDslu, 1237124 SDs, 0 SdLazy, 1655528 SolverSat, 459712 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4553 GetRequests, 4295 SyntacticMatches, 102 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12063 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 415 ConstructedInterpolants, 0 QuantifiedInterpolants, 46153 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 122/167 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 - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (waterLevel == 1 && tmp == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((!(pumpRunning == 0) && tmp == 0) || ((\old(waterLevel) <= waterLevel && tmp == waterLevel) && (!(\old(waterLevel) == 1) || waterLevel <= 1))) || (!(pumpRunning == 0) && tmp == waterLevel)) || (\old(waterLevel) <= 0 && tmp == 0) - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((\old(waterLevel) <= 1 && !(pumpRunning == 0)) || (\old(waterLevel) <= waterLevel && waterLevel <= 1)) || (!(\old(waterLevel) == 1) && !(waterLevel == 0)) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 942.49 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.1 MB in the beginning and 76.8 MB in the end (delta: -16.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.51 ms. Allocated memory is still 109.1 MB. Free memory was 76.8 MB in the beginning and 74.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.60 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 72.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2190.73 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 58.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * CodeCheck took 15995.96 ms. Allocated memory was 109.1 MB in the beginning and 197.1 MB in the end (delta: 88.1 MB). Free memory was 58.3 MB in the beginning and 81.5 MB in the end (delta: -23.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 16.1 GB. * Witness Printer took 155.61 ms. Allocated memory is still 197.1 MB. Free memory was 81.5 MB in the beginning and 77.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...