./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/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 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 01:03:41,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 01:03:41,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 01:03:42,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 01:03:42,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 01:03:42,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 01:03:42,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 01:03:42,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 01:03:42,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 01:03:42,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 01:03:42,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 01:03:42,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 01:03:42,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 01:03:42,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 01:03:42,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 01:03:42,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 01:03:42,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 01:03:42,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 01:03:42,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 01:03:42,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 01:03:42,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 01:03:42,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 01:03:42,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 01:03:42,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 01:03:42,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 01:03:42,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 01:03:42,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 01:03:42,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 01:03:42,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 01:03:42,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 01:03:42,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 01:03:42,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 01:03:42,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 01:03:42,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 01:03:42,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 01:03:42,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 01:03:42,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 01:03:42,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 01:03:42,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 01:03:42,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 01:03:42,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 01:03:42,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 01:03:42,037 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 01:03:42,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 01:03:42,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 01:03:42,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 01:03:42,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 01:03:42,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 01:03:42,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 01:03:42,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 01:03:42,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 01:03:42,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 01:03:42,040 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 01:03:42,040 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 01:03:42,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 01:03:42,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 01:03:42,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:03:42,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 01:03:42,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 01:03:42,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 01:03:42,041 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 01:03:42,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 01:03:42,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 01:03:42,041 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_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/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 -> 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 [2019-12-02 01:03:42,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 01:03:42,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 01:03:42,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 01:03:42,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 01:03:42,155 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 01:03:42,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2019-12-02 01:03:42,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/data/023014f97/5dc56de2e4374cfe991ab8a5c1c8d8bd/FLAG775515adb [2019-12-02 01:03:42,656 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 01:03:42,657 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2019-12-02 01:03:42,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/data/023014f97/5dc56de2e4374cfe991ab8a5c1c8d8bd/FLAG775515adb [2019-12-02 01:03:42,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/data/023014f97/5dc56de2e4374cfe991ab8a5c1c8d8bd [2019-12-02 01:03:42,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 01:03:42,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 01:03:42,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 01:03:42,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 01:03:42,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 01:03:42,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:03:42" (1/1) ... [2019-12-02 01:03:42,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:42, skipping insertion in model container [2019-12-02 01:03:42,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:03:42" (1/1) ... [2019-12-02 01:03:42,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 01:03:42,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 01:03:42,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:03:42,944 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 01:03:42,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:03:43,009 INFO L208 MainTranslator]: Completed translation [2019-12-02 01:03:43,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43 WrapperNode [2019-12-02 01:03:43,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 01:03:43,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 01:03:43,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 01:03:43,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 01:03:43,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 01:03:43,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 01:03:43,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 01:03:43,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 01:03:43,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 01:03:43,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 01:03:43,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 01:03:43,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 01:03:43,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:03:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/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 [2019-12-02 01:03:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 01:03:43,113 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 01:03:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 01:03:43,114 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 01:03:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 01:03:43,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 01:03:43,695 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 01:03:43,695 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-02 01:03:43,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:03:43 BoogieIcfgContainer [2019-12-02 01:03:43,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 01:03:43,696 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 01:03:43,696 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 01:03:43,703 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 01:03:43,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:03:43" (1/1) ... [2019-12-02 01:03:43,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 01:03:43,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-12-02 01:03:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-12-02 01:03:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 01:03:43,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:43,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-12-02 01:03:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-12-02 01:03:43,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 01:03:43,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:43,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-02 01:03:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-02 01:03:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 01:03:43,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:44,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2019-12-02 01:03:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-12-02 01:03:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 01:03:44,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:44,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2019-12-02 01:03:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2019-12-02 01:03:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:03:44,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2019-12-02 01:03:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2019-12-02 01:03:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:03:44,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2019-12-02 01:03:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2019-12-02 01:03:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:03:44,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2019-12-02 01:03:44,920 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2019-12-02 01:03:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:03:44,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:45,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2019-12-02 01:03:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2019-12-02 01:03:45,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:03:45,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 87 states and 140 transitions. [2019-12-02 01:03:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 140 transitions. [2019-12-02 01:03:45,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:03:45,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 88 states and 141 transitions. [2019-12-02 01:03:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 141 transitions. [2019-12-02 01:03:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:03:45,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:45,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:45,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2019-12-02 01:03:45,770 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2019-12-02 01:03:45,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:03:45,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:46,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 191 transitions. [2019-12-02 01:03:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 191 transitions. [2019-12-02 01:03:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:03:46,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:46,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 204 transitions. [2019-12-02 01:03:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 204 transitions. [2019-12-02 01:03:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:03:46,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 118 states and 205 transitions. [2019-12-02 01:03:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 205 transitions. [2019-12-02 01:03:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:03:46,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:03:46,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 119 states and 206 transitions. [2019-12-02 01:03:46,616 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 206 transitions. [2019-12-02 01:03:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-02 01:03:46,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 125 states and 222 transitions. [2019-12-02 01:03:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2019-12-02 01:03:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 01:03:47,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 218 transitions. [2019-12-02 01:03:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2019-12-02 01:03:47,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 01:03:47,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:47,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 138 states and 250 transitions. [2019-12-02 01:03:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 250 transitions. [2019-12-02 01:03:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-02 01:03:47,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:48,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 01:03:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 270 transitions. [2019-12-02 01:03:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 270 transitions. [2019-12-02 01:03:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:03:48,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:48,926 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 01:03:49,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:49,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 287 transitions. [2019-12-02 01:03:49,521 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2019-12-02 01:03:49,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:03:49,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 148 states and 291 transitions. [2019-12-02 01:03:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 291 transitions. [2019-12-02 01:03:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:03:49,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:49,799 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 164 states and 357 transitions. [2019-12-02 01:03:50,786 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 357 transitions. [2019-12-02 01:03:50,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:03:50,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:50,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:03:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 167 states and 360 transitions. [2019-12-02 01:03:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 360 transitions. [2019-12-02 01:03:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:03:51,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 168 states and 361 transitions. [2019-12-02 01:03:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 361 transitions. [2019-12-02 01:03:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:03:51,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 362 transitions. [2019-12-02 01:03:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 362 transitions. [2019-12-02 01:03:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:03:51,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:03:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 176 states and 375 transitions. [2019-12-02 01:03:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 375 transitions. [2019-12-02 01:03:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:03:51,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:03:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 177 states and 378 transitions. [2019-12-02 01:03:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 378 transitions. [2019-12-02 01:03:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:03:51,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:03:53,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:53,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 189 states and 413 transitions. [2019-12-02 01:03:53,190 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 413 transitions. [2019-12-02 01:03:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:03:53,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:03:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 190 states and 414 transitions. [2019-12-02 01:03:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 414 transitions. [2019-12-02 01:03:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:03:53,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:03:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 199 states and 427 transitions. [2019-12-02 01:03:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 427 transitions. [2019-12-02 01:03:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:03:53,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:54,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 208 states and 452 transitions. [2019-12-02 01:03:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 452 transitions. [2019-12-02 01:03:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:03:54,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:54,611 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 209 states and 453 transitions. [2019-12-02 01:03:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 453 transitions. [2019-12-02 01:03:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:03:54,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:55,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 220 states and 510 transitions. [2019-12-02 01:03:55,413 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 510 transitions. [2019-12-02 01:03:55,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:03:55,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:56,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 228 states and 530 transitions. [2019-12-02 01:03:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 530 transitions. [2019-12-02 01:03:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:03:56,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:03:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:03:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 236 states and 557 transitions. [2019-12-02 01:03:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 557 transitions. [2019-12-02 01:03:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 01:03:57,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:03:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:03:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:04:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 247 states and 585 transitions. [2019-12-02 01:04:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 585 transitions. [2019-12-02 01:04:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:04:01,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:04:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 257 states and 617 transitions. [2019-12-02 01:04:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 617 transitions. [2019-12-02 01:04:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:04:02,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:04:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 260 states and 645 transitions. [2019-12-02 01:04:03,445 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 645 transitions. [2019-12-02 01:04:03,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:04:03,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:04:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 265 states and 656 transitions. [2019-12-02 01:04:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 656 transitions. [2019-12-02 01:04:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:04:05,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:04:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 265 states and 649 transitions. [2019-12-02 01:04:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 649 transitions. [2019-12-02 01:04:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 01:04:05,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:04:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 266 states and 650 transitions. [2019-12-02 01:04:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 650 transitions. [2019-12-02 01:04:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:04:06,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:04:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:04:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:04:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 284 states and 703 transitions. [2019-12-02 01:04:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 703 transitions. [2019-12-02 01:04:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:04:16,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:04:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 01:04:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 01:04:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 01:04:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 01:04:16,326 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 43 iterations. [2019-12-02 01:04:16,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:04:16 ImpRootNode [2019-12-02 01:04:16,448 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 01:04:16,448 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 01:04:16,448 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 01:04:16,448 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 01:04:16,449 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:03:43" (3/4) ... [2019-12-02 01:04:16,450 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 01:04:16,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c9e8bf66-1e58-4bbf-97c5-5713fe41ad89/bin/ukojak/witness.graphml [2019-12-02 01:04:16,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 01:04:16,523 INFO L168 Benchmark]: Toolchain (without parser) took 33845.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 491.3 MB). Free memory was 938.0 MB in the beginning and 1.4 GB in the end (delta: -454.1 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2019-12-02 01:04:16,523 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:04:16,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-12-02 01:04:16,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:04:16,524 INFO L168 Benchmark]: Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:04:16,524 INFO L168 Benchmark]: RCFGBuilder took 624.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.1 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2019-12-02 01:04:16,524 INFO L168 Benchmark]: CodeCheck took 32751.65 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 404.2 MB). Free memory was 982.1 MB in the beginning and 1.4 GB in the end (delta: -441.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:04:16,525 INFO L168 Benchmark]: Witness Printer took 73.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-12-02 01:04:16,526 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 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 32.6s, OverallIterations: 43, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 301400760 SDtfs, 1751605120 SDslu, 582030612 SDs, 0 SdLazy, -2100339188 SolverSat, -1654244504 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18858 GetRequests, 18347 SyntacticMatches, 37 SemanticMatches, 474 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105257 ImplicationChecksByTransitivity, 28.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1616 NumberOfCodeBlocks, 1616 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1523 ConstructedInterpolants, 0 QuantifiedInterpolants, 138757 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 34 PerfectInterpolantSequences, 388/423 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 284]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L179] int cleanupTimeShifts = 4; [L292] int pumpRunning = 0; [L293] int systemActive = 1; [L679] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L876] int methAndRunningLastTime ; [L257] int retValue_acc ; [L258] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L264] tmp = valid_product() [L266] COND TRUE \read(tmp) [L881] methAndRunningLastTime = 0 [L446] int splverifierCounter ; [L447] int tmp ; [L448] int tmp___0 ; [L449] int tmp___1 ; [L450] int tmp___2 ; [L453] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L455] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L467] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] waterLevel = waterLevel + 1 [L467] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L477] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L115] COND FALSE !(\read(methaneLevelCritical)) [L118] methaneLevelCritical = 1 [L477] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND FALSE !(\read(tmp___2)) [L489] tmp___1 = __VERIFIER_nondet_int() [L491] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L300] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L307] COND TRUE \read(systemActive) [L329] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L332] COND TRUE ! pumpRunning [L426] int retValue_acc ; [L427] int tmp ; [L428] int tmp___0 ; [L165] int retValue_acc ; [L168] COND FALSE !(waterLevel < 2) [L172] retValue_acc = 0 [L173] return (retValue_acc); [L432] tmp = isHighWaterSensorDry() [L434] COND FALSE !(\read(tmp)) [L437] tmp___0 = 1 [L439] retValue_acc = tmp___0 [L440] return (retValue_acc); [L334] tmp = isHighWaterLevel() [L336] COND TRUE \read(tmp) [L357] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L886] int tmp ; [L887] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] return (retValue_acc); [L891] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] return (retValue_acc); [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L898] COND FALSE !(\read(methAndRunningLastTime)) [L903] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L498] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L455] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND FALSE !(\read(tmp___2)) [L489] tmp___1 = __VERIFIER_nondet_int() [L491] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L300] COND TRUE \read(pumpRunning) [L91] COND TRUE waterLevel > 0 [L92] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L307] COND TRUE \read(systemActive) [L329] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L332] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L347] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L886] int tmp ; [L887] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] return (retValue_acc); [L891] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] return (retValue_acc); [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L898] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L284] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 624.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.1 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. * CodeCheck took 32751.65 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 404.2 MB). Free memory was 982.1 MB in the beginning and 1.4 GB in the end (delta: -441.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 73.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...