./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b9633ec6dc7e01a7231c1be5ed310faef61ba6b0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b9633ec6dc7e01a7231c1be5ed310faef61ba6b0 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:44:56,202 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:44:56,203 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:44:56,209 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:44:56,209 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:44:56,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:44:56,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:44:56,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:44:56,211 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:44:56,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:44:56,212 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:44:56,212 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:44:56,213 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:44:56,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:44:56,214 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:44:56,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:44:56,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:44:56,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:44:56,216 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:44:56,217 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:44:56,218 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:44:56,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:44:56,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:44:56,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:44:56,220 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:44:56,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:44:56,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:44:56,221 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:44:56,221 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:44:56,222 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:44:56,222 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:44:56,222 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:44:56,222 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:44:56,223 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:44:56,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:44:56,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:44:56,224 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-09 09:44:56,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:44:56,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:44:56,231 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:44:56,232 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 09:44:56,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:44:56,233 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:44:56,233 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:44:56,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:44:56,233 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:44:56,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:44:56,234 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> b9633ec6dc7e01a7231c1be5ed310faef61ba6b0 [2018-12-09 09:44:56,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:44:56,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:44:56,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:44:56,260 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:44:56,260 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:44:56,260 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i [2018-12-09 09:44:56,298 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c2f673932/2580f1806d60400399fef985f53f47d2/FLAGe7f3d3de0 [2018-12-09 09:44:56,760 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:44:56,760 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i [2018-12-09 09:44:56,766 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c2f673932/2580f1806d60400399fef985f53f47d2/FLAGe7f3d3de0 [2018-12-09 09:44:56,775 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c2f673932/2580f1806d60400399fef985f53f47d2 [2018-12-09 09:44:56,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:44:56,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:44:56,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:44:56,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:44:56,780 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:44:56,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:44:56" (1/1) ... [2018-12-09 09:44:56,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56412a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:56, skipping insertion in model container [2018-12-09 09:44:56,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:44:56" (1/1) ... [2018-12-09 09:44:56,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:44:56,811 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:44:56,970 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:44:57,008 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:44:57,035 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:44:57,054 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:44:57,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57 WrapperNode [2018-12-09 09:44:57,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:44:57,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:44:57,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:44:57,055 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:44:57,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:44:57,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:44:57,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:44:57,083 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:44:57,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:44:57,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:44:57,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:44:57,104 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:44:57,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:44:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/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 [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:44:57,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:44:57,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:44:57,511 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:44:57,511 INFO L280 CfgBuilder]: Removed 21 assue(true) statements. [2018-12-09 09:44:57,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:44:57 BoogieIcfgContainer [2018-12-09 09:44:57,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:44:57,512 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:44:57,512 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:44:57,521 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:44:57,521 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:44:57" (1/1) ... [2018-12-09 09:44:57,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:44:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 124 states and 144 transitions. [2018-12-09 09:44:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2018-12-09 09:44:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-09 09:44:57,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 123 states and 143 transitions. [2018-12-09 09:44:57,673 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2018-12-09 09:44:57,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-09 09:44:57,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 122 states and 142 transitions. [2018-12-09 09:44:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2018-12-09 09:44:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 09:44:57,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 121 states and 141 transitions. [2018-12-09 09:44:57,771 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2018-12-09 09:44:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 09:44:57,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 120 states and 140 transitions. [2018-12-09 09:44:57,793 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2018-12-09 09:44:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-09 09:44:57,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 119 states and 139 transitions. [2018-12-09 09:44:57,814 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2018-12-09 09:44:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-09 09:44:57,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 118 states and 138 transitions. [2018-12-09 09:44:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2018-12-09 09:44:57,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 09:44:57,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 117 states and 137 transitions. [2018-12-09 09:44:57,873 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 137 transitions. [2018-12-09 09:44:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 09:44:57,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 116 states and 136 transitions. [2018-12-09 09:44:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2018-12-09 09:44:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 09:44:57,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 115 states and 135 transitions. [2018-12-09 09:44:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2018-12-09 09:44:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 09:44:57,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 114 states and 134 transitions. [2018-12-09 09:44:58,015 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions. [2018-12-09 09:44:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 09:44:58,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 113 states and 133 transitions. [2018-12-09 09:44:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2018-12-09 09:44:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 09:44:58,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 112 states and 132 transitions. [2018-12-09 09:44:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2018-12-09 09:44:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 09:44:58,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 115 states and 136 transitions. [2018-12-09 09:44:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 136 transitions. [2018-12-09 09:44:58,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 09:44:58,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions. [2018-12-09 09:44:58,329 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2018-12-09 09:44:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 09:44:58,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 117 states and 141 transitions. [2018-12-09 09:44:58,350 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 141 transitions. [2018-12-09 09:44:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 09:44:58,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 116 states and 140 transitions. [2018-12-09 09:44:58,550 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 140 transitions. [2018-12-09 09:44:58,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:44:58,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 118 states and 143 transitions. [2018-12-09 09:44:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2018-12-09 09:44:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:44:58,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:59,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 120 states and 146 transitions. [2018-12-09 09:44:59,611 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 146 transitions. [2018-12-09 09:44:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:44:59,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 120 states and 142 transitions. [2018-12-09 09:44:59,628 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 142 transitions. [2018-12-09 09:44:59,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 09:44:59,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2018-12-09 09:44:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2018-12-09 09:44:59,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 09:44:59,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:44:59,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:44:59,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2018-12-09 09:44:59,936 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2018-12-09 09:44:59,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 09:44:59,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:44:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:44:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 128 states and 155 transitions. [2018-12-09 09:45:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 155 transitions. [2018-12-09 09:45:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 09:45:00,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 134 states and 165 transitions. [2018-12-09 09:45:00,289 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 165 transitions. [2018-12-09 09:45:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 09:45:00,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 173 transitions. [2018-12-09 09:45:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 173 transitions. [2018-12-09 09:45:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 09:45:01,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 141 states and 177 transitions. [2018-12-09 09:45:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2018-12-09 09:45:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:02,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 140 states and 176 transitions. [2018-12-09 09:45:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2018-12-09 09:45:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:02,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:02,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 142 states and 179 transitions. [2018-12-09 09:45:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2018-12-09 09:45:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:02,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:02,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 141 states and 178 transitions. [2018-12-09 09:45:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 178 transitions. [2018-12-09 09:45:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:02,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 142 states and 179 transitions. [2018-12-09 09:45:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2018-12-09 09:45:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:03,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 144 states and 183 transitions. [2018-12-09 09:45:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2018-12-09 09:45:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:45:03,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 146 states and 186 transitions. [2018-12-09 09:45:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 186 transitions. [2018-12-09 09:45:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:45:03,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 145 states and 183 transitions. [2018-12-09 09:45:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 183 transitions. [2018-12-09 09:45:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:45:03,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 144 states and 182 transitions. [2018-12-09 09:45:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 182 transitions. [2018-12-09 09:45:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:45:03,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 143 states and 181 transitions. [2018-12-09 09:45:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 181 transitions. [2018-12-09 09:45:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:45:03,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 144 states and 182 transitions. [2018-12-09 09:45:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 182 transitions. [2018-12-09 09:45:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:45:04,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 152 states and 197 transitions. [2018-12-09 09:45:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 197 transitions. [2018-12-09 09:45:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:45:06,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:06,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 151 states and 196 transitions. [2018-12-09 09:45:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 196 transitions. [2018-12-09 09:45:06,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:45:06,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:06,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:06,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 150 states and 195 transitions. [2018-12-09 09:45:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 195 transitions. [2018-12-09 09:45:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:45:06,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 151 states and 196 transitions. [2018-12-09 09:45:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 196 transitions. [2018-12-09 09:45:06,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:45:06,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 210 transitions. [2018-12-09 09:45:07,456 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 210 transitions. [2018-12-09 09:45:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:45:07,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 159 states and 216 transitions. [2018-12-09 09:45:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 216 transitions. [2018-12-09 09:45:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 09:45:08,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2018-12-09 09:45:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2018-12-09 09:45:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 09:45:08,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 161 states and 217 transitions. [2018-12-09 09:45:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 217 transitions. [2018-12-09 09:45:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 09:45:08,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 163 states and 220 transitions. [2018-12-09 09:45:09,162 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 220 transitions. [2018-12-09 09:45:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 09:45:09,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:09,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 165 states and 223 transitions. [2018-12-09 09:45:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 223 transitions. [2018-12-09 09:45:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 09:45:09,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:09,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:10,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 225 transitions. [2018-12-09 09:45:10,178 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 225 transitions. [2018-12-09 09:45:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 09:45:10,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:10,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 167 states and 226 transitions. [2018-12-09 09:45:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 226 transitions. [2018-12-09 09:45:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 09:45:10,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:10,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:14,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 179 states and 251 transitions. [2018-12-09 09:45:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 251 transitions. [2018-12-09 09:45:14,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 09:45:14,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:14,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 180 states and 252 transitions. [2018-12-09 09:45:14,744 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 252 transitions. [2018-12-09 09:45:14,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:14,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 184 states and 259 transitions. [2018-12-09 09:45:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 259 transitions. [2018-12-09 09:45:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:16,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:17,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:17,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 186 states and 263 transitions. [2018-12-09 09:45:17,753 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 263 transitions. [2018-12-09 09:45:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:17,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 196 states and 293 transitions. [2018-12-09 09:45:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 293 transitions. [2018-12-09 09:45:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:21,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 206 states and 320 transitions. [2018-12-09 09:45:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 320 transitions. [2018-12-09 09:45:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:25,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 207 states and 321 transitions. [2018-12-09 09:45:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2018-12-09 09:45:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:26,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:32,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 216 states and 351 transitions. [2018-12-09 09:45:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 351 transitions. [2018-12-09 09:45:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:32,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:32,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:33,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 217 states and 352 transitions. [2018-12-09 09:45:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 352 transitions. [2018-12-09 09:45:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:33,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:33,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 218 states and 353 transitions. [2018-12-09 09:45:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 353 transitions. [2018-12-09 09:45:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:33,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 219 states and 359 transitions. [2018-12-09 09:45:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 359 transitions. [2018-12-09 09:45:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:45:34,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:34,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:35,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 220 states and 360 transitions. [2018-12-09 09:45:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 360 transitions. [2018-12-09 09:45:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:45:35,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 219 states and 359 transitions. [2018-12-09 09:45:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 359 transitions. [2018-12-09 09:45:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:45:35,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:35,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 220 states and 360 transitions. [2018-12-09 09:45:35,296 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 360 transitions. [2018-12-09 09:45:35,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:45:35,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 221 states and 362 transitions. [2018-12-09 09:45:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 362 transitions. [2018-12-09 09:45:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:45:36,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2018-12-09 09:45:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2018-12-09 09:45:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:45:36,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 222 states and 364 transitions. [2018-12-09 09:45:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 364 transitions. [2018-12-09 09:45:36,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:45:36,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:36,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 221 states and 363 transitions. [2018-12-09 09:45:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 363 transitions. [2018-12-09 09:45:36,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:45:36,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 363 transitions. [2018-12-09 09:45:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 363 transitions. [2018-12-09 09:45:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:45:36,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 225 states and 366 transitions. [2018-12-09 09:45:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 366 transitions. [2018-12-09 09:45:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:45:37,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:37,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:37,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 367 transitions. [2018-12-09 09:45:37,417 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 367 transitions. [2018-12-09 09:45:37,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:45:37,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 219 states and 347 transitions. [2018-12-09 09:45:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 347 transitions. [2018-12-09 09:45:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:45:39,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:39,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 218 states and 346 transitions. [2018-12-09 09:45:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 346 transitions. [2018-12-09 09:45:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:45:39,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 217 states and 345 transitions. [2018-12-09 09:45:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 345 transitions. [2018-12-09 09:45:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 09:45:39,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:53,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 230 states and 374 transitions. [2018-12-09 09:45:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 374 transitions. [2018-12-09 09:45:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 09:45:53,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 231 states and 375 transitions. [2018-12-09 09:45:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 375 transitions. [2018-12-09 09:45:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 09:45:53,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 232 states and 376 transitions. [2018-12-09 09:45:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 376 transitions. [2018-12-09 09:45:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:45:54,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:45:55,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:55,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 229 states and 372 transitions. [2018-12-09 09:45:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 372 transitions. [2018-12-09 09:45:55,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:45:55,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:45:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 185 states and 314 transitions. [2018-12-09 09:45:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 314 transitions. [2018-12-09 09:45:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:45:55,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:45:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:45:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:45:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:45:55,782 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 77 iterations. [2018-12-09 09:45:55,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:45:55 ImpRootNode [2018-12-09 09:45:55,809 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:45:55,809 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:45:55,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:45:55,810 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:45:55,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:44:57" (3/4) ... [2018-12-09 09:45:55,812 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 09:45:55,812 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:45:55,813 INFO L168 Benchmark]: Toolchain (without parser) took 59035.86 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 424.1 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -63.8 MB). Peak memory consumption was 360.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:55,814 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:45:55,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:55,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:45:55,814 INFO L168 Benchmark]: Boogie Preprocessor took 20.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:55,815 INFO L168 Benchmark]: RCFGBuilder took 408.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:55,815 INFO L168 Benchmark]: CodeCheck took 58297.42 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 291.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24.8 MB). Peak memory consumption was 315.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:55,815 INFO L168 Benchmark]: Witness Printer took 2.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:45:55,817 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 144 locations, 67 error locations. UNSAFE Result, 58.2s OverallTime, 77 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8471136 SDtfs, 19190960 SDslu, -2005238480 SDs, 0 SdLazy, 36914278 SolverSat, -657488378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9681 GetRequests, 8814 SyntacticMatches, 369 SemanticMatches, 498 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119727 ImplicationChecksByTransitivity, 55.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 1289 NumberOfCodeBlocks, 1289 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 1186 ConstructedInterpolants, 0 QuantifiedInterpolants, 119758 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 76 InterpolantComputations, 67 PerfectInterpolantSequences, 31/40 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 985]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 985. Possible FailurePath: [L987] struct TSLL* null = malloc(sizeof(struct TSLL)); [L988] null->next = ((void*)0) [L989] null->prev = ((void*)0) [L990] null->colour = BLACK [L992] struct TSLL* list = malloc(sizeof(struct TSLL)); [L993] list->next = null [L994] list->prev = null [L995] list->colour = BLACK [L997] struct TSLL* end = list; [L1000] COND FALSE !(__VERIFIER_nondet_int()) [L1026] end = null [L1027] end = list [L1030] COND FALSE !(!(null != end)) [L1031] EXPR end->colour [L1031] COND FALSE !(!(BLACK == end->colour)) [L1032] COND TRUE null != end [L1034] EXPR end->colour [L1034] COND FALSE !(RED == end->colour) [L1041] EXPR end->next [L1041] end = end->next [L1032] COND FALSE !(null != end) [L1045] COND TRUE null != list [L1047] EXPR list->colour [L1047] COND FALSE !(RED == list->colour) [L1056] EXPR list->next [L1056] end = list->next [L1057] free(list) [L1057] free(list) [L1058] list = end [L1045] COND FALSE !(null != list) [L1062] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 276.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 408.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 11.5 GB. * CodeCheck took 58297.42 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 291.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24.8 MB). Peak memory consumption was 315.8 MB. Max. memory is 11.5 GB. * Witness Printer took 2.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:45:57,119 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:45:57,120 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:45:57,126 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:45:57,126 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:45:57,127 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:45:57,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:45:57,128 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:45:57,129 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:45:57,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:45:57,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:45:57,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:45:57,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:45:57,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:45:57,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:45:57,132 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:45:57,132 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:45:57,133 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:45:57,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:45:57,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:45:57,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:45:57,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:45:57,137 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:45:57,137 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:45:57,137 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:45:57,138 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:45:57,139 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:45:57,139 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:45:57,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:45:57,140 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:45:57,140 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:45:57,141 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:45:57,141 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:45:57,141 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:45:57,141 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:45:57,142 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:45:57,142 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2018-12-09 09:45:57,149 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:45:57,149 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:45:57,150 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:45:57,150 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:45:57,151 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 09:45:57,151 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:45:57,152 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:45:57,152 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:45:57,153 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:45:57,153 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 09:45:57,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:45:57,154 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 09:45:57,154 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> b9633ec6dc7e01a7231c1be5ed310faef61ba6b0 [2018-12-09 09:45:57,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:45:57,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:45:57,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:45:57,185 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:45:57,185 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:45:57,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i [2018-12-09 09:45:57,220 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c09c19689/c4022ec5335f404384b9b70a36cfd09c/FLAGf1ef95dca [2018-12-09 09:45:57,645 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:45:57,645 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/sv-benchmarks/c/forester-heap/dll-rb-sentinel_false-unreach-call_false-valid-memtrack.i [2018-12-09 09:45:57,652 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c09c19689/c4022ec5335f404384b9b70a36cfd09c/FLAGf1ef95dca [2018-12-09 09:45:57,660 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/ukojak/data/c09c19689/c4022ec5335f404384b9b70a36cfd09c [2018-12-09 09:45:57,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:45:57,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:45:57,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:45:57,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:45:57,665 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:45:57,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197102f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57, skipping insertion in model container [2018-12-09 09:45:57,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:45:57,693 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:45:57,847 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:45:57,854 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:45:57,917 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:45:57,942 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:45:57,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57 WrapperNode [2018-12-09 09:45:57,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:45:57,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:45:57,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:45:57,943 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:45:57,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:45:57,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:45:57,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:45:57,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:45:57,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... [2018-12-09 09:45:57,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:45:57,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:45:57,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:45:57,992 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:45:57,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37839f07-94b2-4b48-9d45-8af3e2502b5a/bin-2019/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 [2018-12-09 09:45:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:45:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 09:45:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 09:45:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 09:45:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:45:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 09:45:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:45:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:45:58,630 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:45:58,630 INFO L280 CfgBuilder]: Removed 21 assue(true) statements. [2018-12-09 09:45:58,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:45:58 BoogieIcfgContainer [2018-12-09 09:45:58,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:45:58,631 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:45:58,632 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:45:58,640 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:45:58,641 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:45:58" (1/1) ... [2018-12-09 09:45:58,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:58,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:45:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 122 states and 141 transitions. [2018-12-09 09:45:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2018-12-09 09:45:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-09 09:45:58,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:45:58,704 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 09:45:58,706 INFO L168 Benchmark]: Toolchain (without parser) took 1043.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -98.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:58,707 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:45:58,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:58,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:45:58,708 INFO L168 Benchmark]: Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:58,708 INFO L168 Benchmark]: RCFGBuilder took 639.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.1 MB). Peak memory consumption was 74.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:58,709 INFO L168 Benchmark]: CodeCheck took 73.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:45:58,712 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 639.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.1 MB). Peak memory consumption was 74.1 MB. Max. memory is 11.5 GB. * CodeCheck took 73.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...