./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19e7916b57c61379c1750277bd4e75aabb7fe031 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:19:22,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:19:22,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:19:22,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:19:22,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:19:22,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:19:22,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:19:22,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:19:22,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:19:22,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:19:22,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:19:22,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:19:22,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:19:22,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:19:22,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:19:22,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:19:22,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:19:22,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:19:22,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:19:22,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:19:22,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:19:22,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:19:22,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:19:22,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:19:22,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:19:22,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:19:22,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:19:22,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:19:22,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:19:22,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:19:22,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:19:22,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:19:22,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:19:22,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:19:22,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:19:22,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:19:22,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:19:22,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:19:22,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:19:22,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:19:22,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:19:22,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:19:22,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:19:22,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:19:22,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:19:22,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:19:22,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:19:22,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:19:22,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:19:22,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:19:22,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:19:22,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:19:22,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:19:22,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:19:22,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:19:22,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:19:22,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:19:22,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:19:22,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:19:22,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:19:22,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:19:22,970 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:19:22,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:19:22,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:19:22,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:19:22,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:19:22,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:19:22,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:19:22,972 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:19:22,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:19:22,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:19:22,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_05c1e97e-d128-4baf-a273-6450d6244122/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(__VERIFIER_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 -> 19e7916b57c61379c1750277bd4e75aabb7fe031 [2019-11-20 05:19:23,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:19:23,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:19:23,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:19:23,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:19:23,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:19:23,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2019-11-20 05:19:23,216 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/data/bbb0237eb/e32d6069df2d4df49b51b071ef70f51f/FLAGfc2b7e2d9 [2019-11-20 05:19:23,704 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:19:23,705 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2019-11-20 05:19:23,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/data/bbb0237eb/e32d6069df2d4df49b51b071ef70f51f/FLAGfc2b7e2d9 [2019-11-20 05:19:24,234 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/data/bbb0237eb/e32d6069df2d4df49b51b071ef70f51f [2019-11-20 05:19:24,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:19:24,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:19:24,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:19:24,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:19:24,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:19:24,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205711b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24, skipping insertion in model container [2019-11-20 05:19:24,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,251 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:19:24,288 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:19:24,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:19:24,664 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:19:24,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:19:24,829 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:19:24,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24 WrapperNode [2019-11-20 05:19:24,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:19:24,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:19:24,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:19:24,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:19:24,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:19:24,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:19:24,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:19:24,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:19:24,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... [2019-11-20 05:19:24,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:19:24,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:19:24,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:19:24,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:19:24,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:19:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/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 [2019-11-20 05:19:25,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:19:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 05:19:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 05:19:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 05:19:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 05:19:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 05:19:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 05:19:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 05:19:25,010 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 05:19:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:19:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:19:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 05:19:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 05:19:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:19:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 05:19:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 05:19:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:19:25,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:19:25,994 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:19:25,995 INFO L285 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-20 05:19:25,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:25 BoogieIcfgContainer [2019-11-20 05:19:25,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:19:25,996 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:19:25,996 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:19:26,006 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:19:26,006 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:25" (1/1) ... [2019-11-20 05:19:26,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:19:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2019-11-20 05:19:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2019-11-20 05:19:26,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 05:19:26,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2019-11-20 05:19:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2019-11-20 05:19:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 05:19:26,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:26,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2019-11-20 05:19:26,499 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2019-11-20 05:19:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:19:26,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2019-11-20 05:19:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2019-11-20 05:19:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:19:26,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2019-11-20 05:19:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2019-11-20 05:19:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:19:26,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2019-11-20 05:19:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2019-11-20 05:19:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:19:26,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:27,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:27,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 105 transitions. [2019-11-20 05:19:27,013 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2019-11-20 05:19:27,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:19:27,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:27,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2019-11-20 05:19:27,570 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2019-11-20 05:19:27,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:19:27,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2019-11-20 05:19:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2019-11-20 05:19:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:19:27,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:27,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2019-11-20 05:19:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2019-11-20 05:19:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:19:27,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:27,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2019-11-20 05:19:27,870 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2019-11-20 05:19:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:19:27,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2019-11-20 05:19:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2019-11-20 05:19:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:19:28,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:29,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:29,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 193 transitions. [2019-11-20 05:19:29,049 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 193 transitions. [2019-11-20 05:19:29,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:19:29,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:29,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 113 states and 194 transitions. [2019-11-20 05:19:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 194 transitions. [2019-11-20 05:19:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:19:29,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:29,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 115 states and 202 transitions. [2019-11-20 05:19:29,293 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 202 transitions. [2019-11-20 05:19:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:19:29,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:29,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 207 transitions. [2019-11-20 05:19:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2019-11-20 05:19:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:19:29,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:29,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 115 states and 201 transitions. [2019-11-20 05:19:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 201 transitions. [2019-11-20 05:19:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 05:19:29,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 125 states and 225 transitions. [2019-11-20 05:19:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2019-11-20 05:19:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:19:30,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:30,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 131 states and 237 transitions. [2019-11-20 05:19:30,824 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 237 transitions. [2019-11-20 05:19:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:19:30,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 238 transitions. [2019-11-20 05:19:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 238 transitions. [2019-11-20 05:19:30,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 05:19:30,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:30,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 133 states and 240 transitions. [2019-11-20 05:19:30,971 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2019-11-20 05:19:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 05:19:30,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:31,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 134 states and 242 transitions. [2019-11-20 05:19:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 242 transitions. [2019-11-20 05:19:31,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 05:19:31,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:19:31,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:31,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 146 states and 287 transitions. [2019-11-20 05:19:31,719 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2019-11-20 05:19:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 05:19:31,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:19:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 148 states and 289 transitions. [2019-11-20 05:19:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2019-11-20 05:19:32,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 05:19:32,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 156 states and 318 transitions. [2019-11-20 05:19:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 318 transitions. [2019-11-20 05:19:34,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:19:34,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:34,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:19:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 157 states and 319 transitions. [2019-11-20 05:19:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 319 transitions. [2019-11-20 05:19:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:19:34,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:19:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 158 states and 320 transitions. [2019-11-20 05:19:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2019-11-20 05:19:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 05:19:34,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:19:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 159 states and 317 transitions. [2019-11-20 05:19:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 317 transitions. [2019-11-20 05:19:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 05:19:34,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 174 states and 356 transitions. [2019-11-20 05:19:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 356 transitions. [2019-11-20 05:19:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:19:36,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:36,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 175 states and 357 transitions. [2019-11-20 05:19:36,662 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 357 transitions. [2019-11-20 05:19:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:19:36,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 176 states and 358 transitions. [2019-11-20 05:19:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 358 transitions. [2019-11-20 05:19:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:19:36,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:19:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 180 states and 369 transitions. [2019-11-20 05:19:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 369 transitions. [2019-11-20 05:19:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:19:37,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:19:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:38,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 182 states and 369 transitions. [2019-11-20 05:19:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 369 transitions. [2019-11-20 05:19:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:19:38,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:38,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:19:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 184 states and 372 transitions. [2019-11-20 05:19:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 372 transitions. [2019-11-20 05:19:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:19:39,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:19:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 186 states and 376 transitions. [2019-11-20 05:19:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 376 transitions. [2019-11-20 05:19:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:19:40,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:19:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 191 states and 384 transitions. [2019-11-20 05:19:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 384 transitions. [2019-11-20 05:19:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:19:40,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:19:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 179 states and 360 transitions. [2019-11-20 05:19:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 360 transitions. [2019-11-20 05:19:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:19:40,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:19:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:40,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 177 states and 356 transitions. [2019-11-20 05:19:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 356 transitions. [2019-11-20 05:19:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:19:40,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:19:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 171 states and 343 transitions. [2019-11-20 05:19:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 343 transitions. [2019-11-20 05:19:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 05:19:40,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:19:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 183 states and 371 transitions. [2019-11-20 05:19:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 371 transitions. [2019-11-20 05:19:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 05:19:41,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:19:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 187 states and 380 transitions. [2019-11-20 05:19:42,761 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 380 transitions. [2019-11-20 05:19:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 05:19:42,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:19:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 188 states and 381 transitions. [2019-11-20 05:19:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 381 transitions. [2019-11-20 05:19:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 05:19:42,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:42,966 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:19:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 189 states and 382 transitions. [2019-11-20 05:19:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 382 transitions. [2019-11-20 05:19:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 05:19:43,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:43,048 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:19:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 189 states and 379 transitions. [2019-11-20 05:19:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 379 transitions. [2019-11-20 05:19:43,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:19:43,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:19:43,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:43,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 187 states and 367 transitions. [2019-11-20 05:19:43,962 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 367 transitions. [2019-11-20 05:19:43,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:19:43,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 26 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:19:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 199 states and 405 transitions. [2019-11-20 05:19:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 405 transitions. [2019-11-20 05:19:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:19:46,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:19:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 122 states and 200 transitions. [2019-11-20 05:19:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2019-11-20 05:19:46,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:19:46,821 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2019-11-20 05:19:46,831 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:19:47,256 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,259 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 05:19:47,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,263 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,264 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,264 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 05:19:47,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,267 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 05:19:47,268 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:47,268 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 05:19:47,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:19:47 ImpRootNode [2019-11-20 05:19:47,269 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:19:47,270 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:19:47,270 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:19:47,270 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:19:47,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:25" (3/4) ... [2019-11-20 05:19:47,274 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:19:47,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 05:19:47,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 05:19:47,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 05:19:47,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 05:19:47,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 05:19:47,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 05:19:47,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:19:47,288 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2019-11-20 05:19:47,289 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 05:19:47,290 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 05:19:47,290 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 05:19:47,291 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:19:47,292 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:19:47,319 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) || !(pumpRunning == 0)) || ((1 == systemActive && pumpRunning == \old(pumpRunning)) && !(1 == waterLevel)) [2019-11-20 05:19:47,320 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) && !(1 == waterLevel)) && !(0 == systemActive)) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && !(0 == systemActive))) || !(pumpRunning == 0) [2019-11-20 05:19:47,321 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-20 05:19:47,358 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_05c1e97e-d128-4baf-a273-6450d6244122/bin/ukojak/witness.graphml [2019-11-20 05:19:47,359 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:19:47,361 INFO L168 Benchmark]: Toolchain (without parser) took 23123.10 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 345.0 MB). Free memory was 946.0 MB in the beginning and 908.9 MB in the end (delta: 37.1 MB). Peak memory consumption was 382.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,361 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:19:47,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -185.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,362 INFO L168 Benchmark]: Boogie Preprocessor took 64.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,363 INFO L168 Benchmark]: RCFGBuilder took 1046.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,363 INFO L168 Benchmark]: CodeCheck took 21273.24 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.7 MB). Free memory was 1.1 GB in the beginning and 921.8 MB in the end (delta: 131.0 MB). Peak memory consumption was 329.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,364 INFO L168 Benchmark]: Witness Printer took 89.09 ms. Allocated memory is still 1.4 GB. Free memory was 921.8 MB in the beginning and 908.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:47,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 58 locations, 1 error locations. Result: SAFE, OverallTime: 20.7s, OverallIterations: 47, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -219410192 SDtfs, 689561688 SDslu, 1068540320 SDs, 0 SdLazy, 328269976 SolverSat, 1609251324 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20214 GetRequests, 19732 SyntacticMatches, 191 SemanticMatches, 291 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40450 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1727 NumberOfCodeBlocks, 1727 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 1681 ConstructedInterpolants, 0 QuantifiedInterpolants, 172674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 36 PerfectInterpolantSequences, 540/591 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: 946]: 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: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) || !(pumpRunning == 0)) || ((1 == systemActive && pumpRunning == \old(pumpRunning)) && !(1 == waterLevel)) - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 654]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) && !(1 == waterLevel)) && !(0 == systemActive)) || ((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && !(0 == systemActive))) || !(pumpRunning == 0) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 592.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -185.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1046.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 11.5 GB. * CodeCheck took 21273.24 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.7 MB). Free memory was 1.1 GB in the beginning and 921.8 MB in the end (delta: 131.0 MB). Peak memory consumption was 329.7 MB. Max. memory is 11.5 GB. * Witness Printer took 89.09 ms. Allocated memory is still 1.4 GB. Free memory was 921.8 MB in the beginning and 908.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...