./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 07:01:22,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 07:01:22,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 07:01:22,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 07:01:22,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 07:01:22,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 07:01:22,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 07:01:22,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 07:01:22,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 07:01:22,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 07:01:22,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 07:01:22,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 07:01:22,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 07:01:22,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 07:01:22,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 07:01:22,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 07:01:22,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 07:01:22,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 07:01:22,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 07:01:22,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 07:01:22,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 07:01:22,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 07:01:22,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 07:01:22,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 07:01:22,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 07:01:22,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 07:01:22,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 07:01:22,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 07:01:22,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 07:01:22,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 07:01:22,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 07:01:22,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 07:01:22,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 07:01:22,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 07:01:22,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 07:01:22,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 07:01:22,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 07:01:22,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 07:01:22,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 07:01:22,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 07:01:22,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 07:01:22,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 07:01:22,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 07:01:22,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 07:01:22,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 07:01:22,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 07:01:22,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 07:01:22,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 07:01:22,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 07:01:22,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 07:01:22,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 07:01:22,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 07:01:22,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 07:01:22,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 07:01:22,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 07:01:22,194 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 07:01:22,194 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 07:01:22,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 07:01:22,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 07:01:22,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 07:01:22,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 07:01:22,196 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_04afa42a-79a4-4518-95c4-0dcaa84b13f3/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-12-02 07:01:22,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 07:01:22,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 07:01:22,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 07:01:22,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 07:01:22,328 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 07:01:22,328 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-02 07:01:22,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/data/8c90eaea9/9eda8a5be9b94fd598797fec563e0db6/FLAGc2931a9c9 [2019-12-02 07:01:22,769 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 07:01:22,769 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-12-02 07:01:22,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/data/8c90eaea9/9eda8a5be9b94fd598797fec563e0db6/FLAGc2931a9c9 [2019-12-02 07:01:23,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/data/8c90eaea9/9eda8a5be9b94fd598797fec563e0db6 [2019-12-02 07:01:23,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 07:01:23,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 07:01:23,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 07:01:23,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 07:01:23,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 07:01:23,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155c7db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23, skipping insertion in model container [2019-12-02 07:01:23,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 07:01:23,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 07:01:23,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 07:01:23,387 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 07:01:23,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 07:01:23,451 INFO L208 MainTranslator]: Completed translation [2019-12-02 07:01:23,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23 WrapperNode [2019-12-02 07:01:23,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 07:01:23,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 07:01:23,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 07:01:23,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 07:01:23,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 07:01:23,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 07:01:23,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 07:01:23,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 07:01:23,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... [2019-12-02 07:01:23,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 07:01:23,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 07:01:23,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 07:01:23,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 07:01:23,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:01:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/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 07:01:23,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 07:01:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 07:01:23,560 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 07:01:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 07:01:23,560 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 07:01:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 07:01:23,560 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 07:01:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 07:01:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 07:01:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 07:01:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 07:01:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 07:01:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 07:01:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-02 07:01:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-02 07:01:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 07:01:23,562 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 07:01:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 07:01:23,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 07:01:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 07:01:24,110 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 07:01:24,110 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-02 07:01:24,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:01:24 BoogieIcfgContainer [2019-12-02 07:01:24,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 07:01:24,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 07:01:24,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 07:01:24,118 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 07:01:24,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:01:24" (1/1) ... [2019-12-02 07:01:24,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 07:01:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-12-02 07:01:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-12-02 07:01:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 07:01:24,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 07:01:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-12-02 07:01:24,316 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-12-02 07:01:24,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 07:01:24,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,375 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 07:01:24,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-12-02 07:01:24,394 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-12-02 07:01:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 07:01:24,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,458 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 07:01:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2019-12-02 07:01:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2019-12-02 07:01:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 07:01:24,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,576 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 07:01:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2019-12-02 07:01:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2019-12-02 07:01:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 07:01:24,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,774 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 07:01:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2019-12-02 07:01:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2019-12-02 07:01:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 07:01:24,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,821 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 07:01:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2019-12-02 07:01:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2019-12-02 07:01:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 07:01:24,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:24,923 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 07:01:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2019-12-02 07:01:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2019-12-02 07:01:25,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 07:01:25,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:25,336 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 07:01:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2019-12-02 07:01:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2019-12-02 07:01:25,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 07:01:25,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:25,421 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 07:01:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 184 transitions. [2019-12-02 07:01:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2019-12-02 07:01:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 07:01:26,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,293 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 07:01:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 120 states and 190 transitions. [2019-12-02 07:01:26,388 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2019-12-02 07:01:26,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 07:01:26,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,412 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 07:01:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 121 states and 191 transitions. [2019-12-02 07:01:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2019-12-02 07:01:26,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 07:01:26,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,445 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 07:01:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 201 transitions. [2019-12-02 07:01:26,474 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2019-12-02 07:01:26,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 07:01:26,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 07:01:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 210 transitions. [2019-12-02 07:01:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 210 transitions. [2019-12-02 07:01:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 07:01:26,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,580 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 07:01:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 225 transitions. [2019-12-02 07:01:26,667 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2019-12-02 07:01:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 07:01:26,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,726 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 07:01:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 230 transitions. [2019-12-02 07:01:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 230 transitions. [2019-12-02 07:01:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 07:01:26,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,902 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 07:01:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 224 transitions. [2019-12-02 07:01:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2019-12-02 07:01:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 07:01:26,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:26,974 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 07:01:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 247 transitions. [2019-12-02 07:01:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2019-12-02 07:01:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 07:01:27,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:27,555 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 07:01:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 144 states and 243 transitions. [2019-12-02 07:01:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 243 transitions. [2019-12-02 07:01:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 07:01:27,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:27,802 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 07:01:28,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 249 transitions. [2019-12-02 07:01:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2019-12-02 07:01:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:01:28,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:28,335 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 07:01:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 262 transitions. [2019-12-02 07:01:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2019-12-02 07:01:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 07:01:28,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:28,779 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 07:01:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:28,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 154 states and 264 transitions. [2019-12-02 07:01:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 264 transitions. [2019-12-02 07:01:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 07:01:28,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:28,819 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 07:01:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 155 states and 266 transitions. [2019-12-02 07:01:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2019-12-02 07:01:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:01:28,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 07:01:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 163 states and 278 transitions. [2019-12-02 07:01:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 278 transitions. [2019-12-02 07:01:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 07:01:29,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 07:01:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 279 transitions. [2019-12-02 07:01:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2019-12-02 07:01:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 07:01:29,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 07:01:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 166 states and 280 transitions. [2019-12-02 07:01:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 280 transitions. [2019-12-02 07:01:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 07:01:29,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:30,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:30,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 183 states and 321 transitions. [2019-12-02 07:01:30,654 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 321 transitions. [2019-12-02 07:01:30,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 07:01:30,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:30,679 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 185 states and 323 transitions. [2019-12-02 07:01:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 323 transitions. [2019-12-02 07:01:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:01:30,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:30,901 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 347 transitions. [2019-12-02 07:01:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 347 transitions. [2019-12-02 07:01:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 07:01:32,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,213 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 350 transitions. [2019-12-02 07:01:32,403 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2019-12-02 07:01:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 07:01:32,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 198 states and 351 transitions. [2019-12-02 07:01:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 351 transitions. [2019-12-02 07:01:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 07:01:32,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 07:01:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 200 states and 353 transitions. [2019-12-02 07:01:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 353 transitions. [2019-12-02 07:01:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 07:01:32,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 201 states and 354 transitions. [2019-12-02 07:01:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 354 transitions. [2019-12-02 07:01:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 07:01:32,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 202 states and 355 transitions. [2019-12-02 07:01:32,684 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 355 transitions. [2019-12-02 07:01:32,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 07:01:32,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 07:01:32,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:32,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 198 states and 347 transitions. [2019-12-02 07:01:32,975 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 347 transitions. [2019-12-02 07:01:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:01:32,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 07:01:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 200 states and 348 transitions. [2019-12-02 07:01:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 348 transitions. [2019-12-02 07:01:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 07:01:33,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 07:01:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 353 transitions. [2019-12-02 07:01:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2019-12-02 07:01:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 07:01:33,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:33,260 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 07:01:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 205 states and 351 transitions. [2019-12-02 07:01:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 351 transitions. [2019-12-02 07:01:33,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 07:01:33,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 07:01:34,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 205 states and 349 transitions. [2019-12-02 07:01:34,082 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2019-12-02 07:01:34,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 07:01:34,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 07:01:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 211 states and 358 transitions. [2019-12-02 07:01:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 358 transitions. [2019-12-02 07:01:34,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 07:01:34,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 07:01:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 165 states and 266 transitions. [2019-12-02 07:01:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 266 transitions. [2019-12-02 07:01:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 07:01:34,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 170 states and 273 transitions. [2019-12-02 07:01:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 273 transitions. [2019-12-02 07:01:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 07:01:34,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:34,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:34,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 168 states and 269 transitions. [2019-12-02 07:01:34,966 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2019-12-02 07:01:34,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 07:01:34,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 169 states and 272 transitions. [2019-12-02 07:01:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 272 transitions. [2019-12-02 07:01:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 07:01:35,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 172 states and 275 transitions. [2019-12-02 07:01:35,237 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 275 transitions. [2019-12-02 07:01:35,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-02 07:01:35,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 07:01:35,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 174 states and 277 transitions. [2019-12-02 07:01:35,270 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 277 transitions. [2019-12-02 07:01:35,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-02 07:01:35,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 176 states and 280 transitions. [2019-12-02 07:01:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 280 transitions. [2019-12-02 07:01:35,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 07:01:35,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,317 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 07:01:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 167 states and 263 transitions. [2019-12-02 07:01:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2019-12-02 07:01:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 07:01:35,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 07:01:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 168 states and 264 transitions. [2019-12-02 07:01:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 264 transitions. [2019-12-02 07:01:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-02 07:01:35,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:35,390 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 07:01:35,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 104 states and 143 transitions. [2019-12-02 07:01:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2019-12-02 07:01:35,410 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 07:01:35,410 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2019-12-02 07:01:35,417 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 07:01:35,670 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,673 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,674 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,674 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-02 07:01:35,677 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,677 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,677 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 07:01:35,678 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,678 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-02 07:01:35,679 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-02 07:01:35,679 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,679 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,679 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:35,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:01:35 ImpRootNode [2019-12-02 07:01:35,680 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 07:01:35,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 07:01:35,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 07:01:35,680 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 07:01:35,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:01:24" (3/4) ... [2019-12-02 07:01:35,683 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-02 07:01:35,687 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-02 07:01:35,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-02 07:01:35,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 07:01:35,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-12-02 07:01:35,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-02 07:01:35,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-02 07:01:35,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 07:01:35,695 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 07:01:35,695 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 07:01:35,695 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 07:01:35,715 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-12-02 07:01:35,716 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-12-02 07:01:35,743 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_04afa42a-79a4-4518-95c4-0dcaa84b13f3/bin/ukojak/witness.graphml [2019-12-02 07:01:35,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 07:01:35,745 INFO L168 Benchmark]: Toolchain (without parser) took 12602.51 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 336.6 MB). Free memory was 940.9 MB in the beginning and 842.9 MB in the end (delta: 98.0 MB). Peak memory consumption was 434.6 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:35,745 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 07:01:35,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:35,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.01 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 07:01:35,746 INFO L168 Benchmark]: Boogie Preprocessor took 23.44 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 07:01:35,746 INFO L168 Benchmark]: RCFGBuilder took 596.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:35,746 INFO L168 Benchmark]: CodeCheck took 11568.40 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 846.4 MB in the end (delta: 160.4 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:35,746 INFO L168 Benchmark]: Witness Printer took 63.49 ms. Allocated memory is still 1.4 GB. Free memory was 846.4 MB in the beginning and 842.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:35,748 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 9 procedures, 64 locations, 1 error locations. Result: SAFE, OverallTime: 11.2s, OverallIterations: 50, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 195312148 SDtfs, -9781540 SDslu, 1779620412 SDs, 0 SdLazy, -1502534292 SolverSat, -437821020 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21743 GetRequests, 21264 SyntacticMatches, 215 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28935 ImplicationChecksByTransitivity, 8.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2134 NumberOfCodeBlocks, 2134 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 2085 ConstructedInterpolants, 0 QuantifiedInterpolants, 202012 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 38 PerfectInterpolantSequences, 715/765 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: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.01 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. * Boogie Preprocessor took 23.44 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. * RCFGBuilder took 596.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * CodeCheck took 11568.40 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 846.4 MB in the end (delta: 160.4 MB). Peak memory consumption was 391.1 MB. Max. memory is 11.5 GB. * Witness Printer took 63.49 ms. Allocated memory is still 1.4 GB. Free memory was 846.4 MB in the beginning and 842.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...