./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/list-properties/alternating_list_false-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/alternating_list_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a74485b04ec8988328f8bc8f67ebe898d81e7141 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:33:08,026 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:33:08,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:33:08,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:33:08,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:33:08,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:33:08,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:33:08,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:33:08,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:33:08,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:33:08,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:33:08,039 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:33:08,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:33:08,041 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:33:08,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:33:08,042 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:33:08,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:33:08,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:33:08,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:33:08,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:33:08,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:33:08,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:33:08,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:33:08,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:33:08,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:33:08,050 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:33:08,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:33:08,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:33:08,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:33:08,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:33:08,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:33:08,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:33:08,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:33:08,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:33:08,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:33:08,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:33:08,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2018-12-08 11:33:08,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:33:08,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:33:08,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:33:08,066 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:33:08,066 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:33:08,066 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:33:08,066 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:33:08,067 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:33:08,067 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:33:08,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:33:08,068 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:33:08,068 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:33:08,068 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:33:08,068 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:33:08,068 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:33:08,068 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:33:08,068 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_504e9e86-1155-40b2-99b8-24a0faf359cf/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-memcleanup) ) 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 -> a74485b04ec8988328f8bc8f67ebe898d81e7141 [2018-12-08 11:33:08,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:33:08,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:33:08,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:33:08,100 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:33:08,100 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:33:08,100 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/../../sv-benchmarks/c/list-properties/alternating_list_false-unreach-call_false-valid-memcleanup.i [2018-12-08 11:33:08,134 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/data/12dcc6e4d/61c1348f415147db94b9c5080d7e95b4/FLAGc0d036683 [2018-12-08 11:33:08,587 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:33:08,588 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/sv-benchmarks/c/list-properties/alternating_list_false-unreach-call_false-valid-memcleanup.i [2018-12-08 11:33:08,593 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/data/12dcc6e4d/61c1348f415147db94b9c5080d7e95b4/FLAGc0d036683 [2018-12-08 11:33:08,601 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/data/12dcc6e4d/61c1348f415147db94b9c5080d7e95b4 [2018-12-08 11:33:08,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:33:08,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:33:08,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:33:08,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:33:08,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:33:08,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198b87e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08, skipping insertion in model container [2018-12-08 11:33:08,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:33:08,631 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:33:08,770 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:33:08,808 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:33:08,830 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:33:08,851 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:33:08,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08 WrapperNode [2018-12-08 11:33:08,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:33:08,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:33:08,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:33:08,852 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:33:08,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:33:08,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:33:08,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:33:08,878 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:33:08,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... [2018-12-08 11:33:08,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:33:08,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:33:08,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:33:08,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:33:08,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:33:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/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 [2018-12-08 11:33:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:33:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 11:33:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 11:33:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 11:33:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 11:33:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 11:33:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:33:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:33:09,165 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:33:09,165 INFO L280 CfgBuilder]: Removed 11 assue(true) statements. [2018-12-08 11:33:09,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:33:09 BoogieIcfgContainer [2018-12-08 11:33:09,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:33:09,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:33:09,167 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:33:09,176 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:33:09,176 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:33:09" (1/1) ... [2018-12-08 11:33:09,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:33:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 60 states and 71 transitions. [2018-12-08 11:33:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 71 transitions. [2018-12-08 11:33:09,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-08 11:33:09,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2018-12-08 11:33:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2018-12-08 11:33:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:33:09,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 63 states and 75 transitions. [2018-12-08 11:33:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2018-12-08 11:33:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:33:09,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2018-12-08 11:33:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2018-12-08 11:33:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:33:09,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2018-12-08 11:33:09,685 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2018-12-08 11:33:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:33:09,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2018-12-08 11:33:09,811 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2018-12-08 11:33:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:33:09,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2018-12-08 11:33:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2018-12-08 11:33:09,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:33:09,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:09,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 78 states and 103 transitions. [2018-12-08 11:33:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 103 transitions. [2018-12-08 11:33:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:33:09,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:09,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2018-12-08 11:33:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2018-12-08 11:33:10,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:10,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:10,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2018-12-08 11:33:10,261 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2018-12-08 11:33:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:10,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:10,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:10,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:10,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2018-12-08 11:33:10,396 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2018-12-08 11:33:10,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:10,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 92 states and 133 transitions. [2018-12-08 11:33:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2018-12-08 11:33:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:10,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:10,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2018-12-08 11:33:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2018-12-08 11:33:10,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:10,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:10,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 96 states and 142 transitions. [2018-12-08 11:33:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 142 transitions. [2018-12-08 11:33:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:11,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2018-12-08 11:33:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2018-12-08 11:33:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 11:33:11,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 98 states and 146 transitions. [2018-12-08 11:33:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 146 transitions. [2018-12-08 11:33:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 11:33:11,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-12-08 11:33:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-12-08 11:33:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 11:33:11,271 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 96 states and 144 transitions. [2018-12-08 11:33:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 144 transitions. [2018-12-08 11:33:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:33:11,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 95 states and 143 transitions. [2018-12-08 11:33:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2018-12-08 11:33:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:33:11,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 97 states and 146 transitions. [2018-12-08 11:33:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 146 transitions. [2018-12-08 11:33:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:33:11,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 98 states and 147 transitions. [2018-12-08 11:33:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 147 transitions. [2018-12-08 11:33:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:33:11,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 99 states and 149 transitions. [2018-12-08 11:33:11,742 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2018-12-08 11:33:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:33:11,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:12,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:12,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2018-12-08 11:33:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2018-12-08 11:33:12,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 11:33:12,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:12,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 166 transitions. [2018-12-08 11:33:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2018-12-08 11:33:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 11:33:12,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2018-12-08 11:33:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2018-12-08 11:33:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 11:33:12,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:12,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:13,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:13,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2018-12-08 11:33:13,565 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2018-12-08 11:33:13,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 11:33:13,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 108 states and 175 transitions. [2018-12-08 11:33:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2018-12-08 11:33:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 11:33:14,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:17,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:17,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 197 transitions. [2018-12-08 11:33:17,836 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 197 transitions. [2018-12-08 11:33:17,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 11:33:17,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:17,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 120 states and 199 transitions. [2018-12-08 11:33:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 199 transitions. [2018-12-08 11:33:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 11:33:18,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 121 states and 200 transitions. [2018-12-08 11:33:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 200 transitions. [2018-12-08 11:33:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 11:33:19,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:19,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:21,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 126 states and 210 transitions. [2018-12-08 11:33:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 210 transitions. [2018-12-08 11:33:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 11:33:21,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 136 states and 237 transitions. [2018-12-08 11:33:23,826 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2018-12-08 11:33:23,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 11:33:23,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 139 states and 242 transitions. [2018-12-08 11:33:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 242 transitions. [2018-12-08 11:33:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 11:33:24,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:24,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 140 states and 243 transitions. [2018-12-08 11:33:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 243 transitions. [2018-12-08 11:33:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 11:33:24,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:24,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 205 transitions. [2018-12-08 11:33:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2018-12-08 11:33:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:33:24,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 207 transitions. [2018-12-08 11:33:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 207 transitions. [2018-12-08 11:33:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:33:24,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:25,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 122 states and 223 transitions. [2018-12-08 11:33:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 223 transitions. [2018-12-08 11:33:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:33:25,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:33:26,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 122 states and 222 transitions. [2018-12-08 11:33:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 222 transitions. [2018-12-08 11:33:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:33:26,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:33:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 124 states and 229 transitions. [2018-12-08 11:33:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 229 transitions. [2018-12-08 11:33:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:33:27,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:33:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 124 states and 228 transitions. [2018-12-08 11:33:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 228 transitions. [2018-12-08 11:33:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:33:27,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 126 states and 235 transitions. [2018-12-08 11:33:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 235 transitions. [2018-12-08 11:33:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:33:28,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:33:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 134 states and 256 transitions. [2018-12-08 11:33:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 256 transitions. [2018-12-08 11:33:30,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:33:30,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:32,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:32,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 139 states and 282 transitions. [2018-12-08 11:33:32,481 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 282 transitions. [2018-12-08 11:33:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 11:33:32,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:33:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 140 states and 284 transitions. [2018-12-08 11:33:33,122 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 284 transitions. [2018-12-08 11:33:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 11:33:33,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 149 states and 305 transitions. [2018-12-08 11:33:40,455 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 305 transitions. [2018-12-08 11:33:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 11:33:40,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 158 states and 328 transitions. [2018-12-08 11:33:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 328 transitions. [2018-12-08 11:33:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 11:33:47,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:55,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 169 states and 348 transitions. [2018-12-08 11:33:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 348 transitions. [2018-12-08 11:33:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:33:55,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:33:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:33:59,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 171 states and 352 transitions. [2018-12-08 11:33:59,002 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 352 transitions. [2018-12-08 11:33:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:33:59,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:33:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:33:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:00,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:00,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 172 states and 360 transitions. [2018-12-08 11:34:00,035 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 360 transitions. [2018-12-08 11:34:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:34:00,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:34:03,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 181 states and 374 transitions. [2018-12-08 11:34:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 374 transitions. [2018-12-08 11:34:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:34:03,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:06,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 187 states and 382 transitions. [2018-12-08 11:34:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 382 transitions. [2018-12-08 11:34:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:34:06,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:06,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:34:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 191 states and 388 transitions. [2018-12-08 11:34:07,390 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 388 transitions. [2018-12-08 11:34:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:34:07,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:34:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 193 states and 393 transitions. [2018-12-08 11:34:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 393 transitions. [2018-12-08 11:34:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:34:08,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:34:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 195 states and 396 transitions. [2018-12-08 11:34:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 396 transitions. [2018-12-08 11:34:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:34:09,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:34:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 202 states and 418 transitions. [2018-12-08 11:34:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 418 transitions. [2018-12-08 11:34:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 11:34:15,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:15,418 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:34:15,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 200 states and 415 transitions. [2018-12-08 11:34:15,424 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 415 transitions. [2018-12-08 11:34:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 11:34:15,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 211 states and 441 transitions. [2018-12-08 11:34:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 441 transitions. [2018-12-08 11:34:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 11:34:26,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 219 states and 459 transitions. [2018-12-08 11:34:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 459 transitions. [2018-12-08 11:34:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 11:34:40,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:40,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 221 states and 465 transitions. [2018-12-08 11:34:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 465 transitions. [2018-12-08 11:34:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 11:34:41,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:34:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 227 states and 472 transitions. [2018-12-08 11:34:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 472 transitions. [2018-12-08 11:34:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:34:46,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:34:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:34:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:34:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 235 states and 491 transitions. [2018-12-08 11:34:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 491 transitions. [2018-12-08 11:34:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:34:59,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:34:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:16,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 243 states and 512 transitions. [2018-12-08 11:35:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 512 transitions. [2018-12-08 11:35:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:16,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:22,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 248 states and 527 transitions. [2018-12-08 11:35:22,959 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 527 transitions. [2018-12-08 11:35:22,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:22,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 250 states and 531 transitions. [2018-12-08 11:35:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 531 transitions. [2018-12-08 11:35:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:25,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 255 states and 545 transitions. [2018-12-08 11:35:33,877 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 545 transitions. [2018-12-08 11:35:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:33,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:34,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 260 states and 558 transitions. [2018-12-08 11:35:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 558 transitions. [2018-12-08 11:35:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:42,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:44,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 261 states and 558 transitions. [2018-12-08 11:35:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 558 transitions. [2018-12-08 11:35:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:44,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:44,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 264 states and 564 transitions. [2018-12-08 11:35:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 564 transitions. [2018-12-08 11:35:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:50,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:35:51,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:35:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 265 states and 564 transitions. [2018-12-08 11:35:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 564 transitions. [2018-12-08 11:35:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:35:51,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:35:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:35:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 280 states and 603 transitions. [2018-12-08 11:36:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 603 transitions. [2018-12-08 11:36:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:36:12,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 286 states and 610 transitions. [2018-12-08 11:36:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 610 transitions. [2018-12-08 11:36:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:36:27,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:52,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 292 states and 617 transitions. [2018-12-08 11:36:52,085 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 617 transitions. [2018-12-08 11:36:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:36:52,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 295 states and 620 transitions. [2018-12-08 11:36:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 620 transitions. [2018-12-08 11:36:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:36:58,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:37:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 297 states and 624 transitions. [2018-12-08 11:37:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 624 transitions. [2018-12-08 11:37:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:37:05,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:37:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 283 states and 599 transitions. [2018-12-08 11:37:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 599 transitions. [2018-12-08 11:37:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:37:06,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:07,122 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:37:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 284 states and 600 transitions. [2018-12-08 11:37:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 600 transitions. [2018-12-08 11:37:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:37:08,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:14,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:37:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 289 states and 609 transitions. [2018-12-08 11:37:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 609 transitions. [2018-12-08 11:37:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:37:25,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:30,300 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:37:37,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 293 states and 616 transitions. [2018-12-08 11:37:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 616 transitions. [2018-12-08 11:37:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 11:37:37,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:37:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 294 states and 618 transitions. [2018-12-08 11:37:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 618 transitions. [2018-12-08 11:37:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-08 11:37:39,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:45,207 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:38:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:38:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 304 states and 645 transitions. [2018-12-08 11:38:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 645 transitions. [2018-12-08 11:38:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 11:38:07,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:38:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:38:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:38:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:38:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 314 states and 664 transitions. [2018-12-08 11:38:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 664 transitions. [2018-12-08 11:38:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 11:38:30,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:38:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:38:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:38:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:38:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 317 states and 667 transitions. [2018-12-08 11:38:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 667 transitions. [2018-12-08 11:38:34,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 11:38:34,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:38:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:38:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 331 states and 702 transitions. [2018-12-08 11:39:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 702 transitions. [2018-12-08 11:39:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 11:39:15,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 332 states and 704 transitions. [2018-12-08 11:39:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 704 transitions. [2018-12-08 11:39:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-08 11:39:17,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:39:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 336 states and 709 transitions. [2018-12-08 11:39:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 709 transitions. [2018-12-08 11:39:25,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:25,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:25,511 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:39:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 333 states and 704 transitions. [2018-12-08 11:39:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 704 transitions. [2018-12-08 11:39:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:26,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:39:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 337 states and 710 transitions. [2018-12-08 11:39:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 710 transitions. [2018-12-08 11:39:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:30,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:39:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:39:48,233 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2018-12-08 11:39:55,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:39:55,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 339 states and 711 transitions. [2018-12-08 11:39:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 711 transitions. [2018-12-08 11:39:55,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:39:55,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:39:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:40:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 341 states and 715 transitions. [2018-12-08 11:40:05,867 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 715 transitions. [2018-12-08 11:40:05,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:40:05,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:40:11,230 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2018-12-08 11:40:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 342 states and 717 transitions. [2018-12-08 11:40:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 717 transitions. [2018-12-08 11:40:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:40:13,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:40:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:40:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:40:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 353 states and 742 transitions. [2018-12-08 11:40:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 742 transitions. [2018-12-08 11:40:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:40:57,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:40:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:41:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 1 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:41:15,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:41:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 361 states and 759 transitions. [2018-12-08 11:41:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 759 transitions. [2018-12-08 11:41:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:41:15,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:41:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:41:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:41:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:41:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 363 states and 762 transitions. [2018-12-08 11:41:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 762 transitions. [2018-12-08 11:41:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:41:17,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:41:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:41:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:41:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:41:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 367 states and 766 transitions. [2018-12-08 11:41:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 766 transitions. [2018-12-08 11:41:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:41:25,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:41:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:41:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:41:42,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:41:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 367 states and 763 transitions. [2018-12-08 11:41:42,494 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 763 transitions. [2018-12-08 11:41:42,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 11:41:42,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:41:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:41:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 1 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 11:42:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:42:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 368 states and 764 transitions. [2018-12-08 11:42:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 764 transitions. [2018-12-08 11:42:03,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 11:42:03,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:42:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:42:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 1 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:42:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:42:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 378 states and 782 transitions. [2018-12-08 11:42:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 782 transitions. [2018-12-08 11:42:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 11:42:53,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:42:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:43:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 1 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 11:43:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:43:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 379 states and 782 transitions. [2018-12-08 11:43:02,413 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 782 transitions. [2018-12-08 11:43:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:43:02,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:43:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:43:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-08 11:43:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:43:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 385 states and 790 transitions. [2018-12-08 11:43:08,691 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 790 transitions. [2018-12-08 11:43:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:43:08,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:43:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:43:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-08 11:43:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:43:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 387 states and 792 transitions. [2018-12-08 11:43:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 792 transitions. [2018-12-08 11:43:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 11:43:11,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:43:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:43:30,721 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 29 [2018-12-08 11:43:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 144 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:43:48,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:43:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 119 states and 159 transitions. [2018-12-08 11:43:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 159 transitions. [2018-12-08 11:43:48,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:43:48,521 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 101 iterations. [2018-12-08 11:43:48,527 INFO L779 CodeCheckObserver]: All specifications hold 27 specifications checked. All of them hold [2018-12-08 11:43:48,898 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2018-12-08 11:43:49,198 WARN L180 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2018-12-08 11:43:49,677 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2018-12-08 11:43:50,120 WARN L180 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2018-12-08 11:43:50,346 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2018-12-08 11:43:50,599 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2018-12-08 11:43:50,754 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 41 [2018-12-08 11:43:51,219 WARN L180 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2018-12-08 11:43:51,341 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 64 [2018-12-08 11:43:51,343 INFO L583 CodeCheckObserver]: Invariant with dag size 43 [2018-12-08 11:43:51,347 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,347 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,348 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,352 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,353 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,353 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 11:43:51,353 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,353 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,353 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:43:51,354 INFO L583 CodeCheckObserver]: Invariant with dag size 22 [2018-12-08 11:43:51,354 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,354 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,354 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,354 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,355 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,355 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,355 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:43:51,355 INFO L583 CodeCheckObserver]: Invariant with dag size 64 [2018-12-08 11:43:51,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,356 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,357 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,358 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,359 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,360 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,361 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,362 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,362 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,362 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:43:51,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:43:51 ImpRootNode [2018-12-08 11:43:51,362 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:43:51,363 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:43:51,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:43:51,363 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:43:51,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:33:09" (3/4) ... [2018-12-08 11:43:51,365 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:43:51,371 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-08 11:43:51,371 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 11:43:51,371 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:43:51,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((unknown-#memory_int-unknown[p := unknown-#memory_int-unknown[p][p := 3]][a][0] == 2 && unknown-#length-unknown[p] == 8) && 0 <= a) && unknown-#length-unknown[a] <= 8) && a + 8 <= unknown-#length-unknown[a]) && 1 == \valid[p]) && p <= 0) && 0 <= p) && 1 == \valid[a]) || (((((((((unknown-#length-unknown[p] == 8 && 0 <= a) && a <= 0) && p == a) && 0 == \old(unknown-main_\old_#valid-unknown)[a]) && 1 == \valid[p]) && 1 <= flag) && p <= 0) && \old(unknown-main_\old_#valid-unknown)[a := \valid[a]] == \valid) && 0 <= p) [2018-12-08 11:43:51,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((3 == unknown-#memory_int-unknown[a][0] && 0 <= a) && a <= 0) && 1 == \valid[p]) && p <= 0) && 8 == unknown-#length-unknown[a]) && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 == \old(unknown-main_\old_#valid-unknown)[a]) && 3 == unknown-#memory_int-unknown[p][p]) && \old(unknown-main_\old_#valid-unknown)[a := \valid[a]] == \valid) && 0 <= p) && 1 == \valid[a]) || ((((((((0 <= a && a <= 0) && 2 == unknown-#memory_int-unknown[p][p]) && p == a) && p <= 0) && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= p) && 1 == \valid[a])) || ((((((((8 == unknown-#length-unknown[a] && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= a) && a <= 0) && 1 == \valid[p]) && !(!(p == 0) || 1 == \valid[#memory_$Pointer$[p][p + 4]])) && 1 == \valid[a]) && unknown-#memory_int-unknown[p][p] == 2)) || ((((((((((8 == unknown-#length-unknown[a] && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= a) && a <= 0) && !(8 == unknown-#length-unknown[#memory_$Pointer$[p][p + 4]] && 0 == #memory_$Pointer$[p][p + 4])) && 1 == \valid[p]) && p <= 0) && 0 <= p) && 1 == \valid[a]) && unknown-#memory_int-unknown[p][p] == 2) [2018-12-08 11:43:51,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-#length-unknown[p] == 8 && 1 == \valid[p]) && \old(unknown-main_\old_#valid-unknown) == \valid[p := 0]) && 3 == unknown-#memory_int-unknown[p][p]) && p <= 0) && 0 <= p [2018-12-08 11:43:51,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-12-08 11:43:51,400 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_504e9e86-1155-40b2-99b8-24a0faf359cf/bin-2019/ukojak/witness.graphml [2018-12-08 11:43:51,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:43:51,401 INFO L168 Benchmark]: Toolchain (without parser) took 642797.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.0 MB in the beginning and 694.9 MB in the end (delta: 261.1 MB). Peak memory consumption was 379.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:43:51,401 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. [2018-12-08 11:43:51,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:43:51,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.10 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. [2018-12-08 11:43:51,402 INFO L168 Benchmark]: Boogie Preprocessor took 17.20 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. [2018-12-08 11:43:51,402 INFO L168 Benchmark]: RCFGBuilder took 270.95 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:43:51,402 INFO L168 Benchmark]: CodeCheck took 642195.92 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -18.9 MB). Free memory was 1.1 GB in the beginning and 701.1 MB in the end (delta: 383.4 MB). Peak memory consumption was 612.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:43:51,402 INFO L168 Benchmark]: Witness Printer took 37.89 ms. Allocated memory is still 1.1 GB. Free memory was 701.1 MB in the beginning and 694.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:43:51,404 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, 69 locations, 27 error locations. SAFE Result, 639.3s OverallTime, 101 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 50331648 SDtfs, 1169399232 SDslu, -1962749354 SDs, 0 SdLazy, 1191397838 SolverSat, 1892294540 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 130.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24769 GetRequests, 21799 SyntacticMatches, 1356 SemanticMatches, 1614 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1886707 ImplicationChecksByTransitivity, 632.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 205.5s InterpolantComputationTime, 2429 NumberOfCodeBlocks, 2429 NumberOfCodeBlocksAsserted, 100 NumberOfCheckSat, 2329 ConstructedInterpolants, 0 QuantifiedInterpolants, 1118776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 51 PerfectInterpolantSequences, 679/1740 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 - PositiveResult [Line: 651]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 655]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 666]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 658]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 655]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 658]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 645]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 643]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 645]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 648]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 651]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 648]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 637]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 642]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 666]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 637]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 664]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 642]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 643]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 663]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 626]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 664]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 634]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 663]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 634]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 27 specifications checked. All of them hold - InvariantResult [Line: 632]: Loop Invariant [2018-12-08 11:43:51,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((((unknown-#memory_int-unknown[p := unknown-#memory_int-unknown[p][p := 3]][a][0] == 2 && unknown-#length-unknown[p] == 8) && 0 <= a) && unknown-#length-unknown[a] <= 8) && a + 8 <= unknown-#length-unknown[a]) && 1 == \valid[p]) && p <= 0) && 0 <= p) && 1 == \valid[a]) || (((((((((unknown-#length-unknown[p] == 8 && 0 <= a) && a <= 0) && p == a) && 0 == \old(unknown-main_\old_#valid-unknown)[a]) && 1 == \valid[p]) && 1 <= flag) && p <= 0) && \old(unknown-main_\old_#valid-unknown)[a := \valid[a]] == \valid) && 0 <= p) - InvariantResult [Line: 626]: Loop Invariant [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 661]: Loop Invariant [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((unknown-#length-unknown[p] == 8 && 1 == \valid[p]) && \old(unknown-main_\old_#valid-unknown) == \valid[p := 0]) && 3 == unknown-#memory_int-unknown[p][p]) && p <= 0) && 0 <= p - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 648]: Loop Invariant [2018-12-08 11:43:51,409 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,409 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,409 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-12-08 11:43:51,409 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,411 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,412 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-12-08 11:43:51,412 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-12-08 11:43:51,412 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,412 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,412 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,412 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:43:51,414 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,414 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-12-08 11:43:51,414 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((((((3 == unknown-#memory_int-unknown[a][0] && 0 <= a) && a <= 0) && 1 == \valid[p]) && p <= 0) && 8 == unknown-#length-unknown[a]) && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 == \old(unknown-main_\old_#valid-unknown)[a]) && 3 == unknown-#memory_int-unknown[p][p]) && \old(unknown-main_\old_#valid-unknown)[a := \valid[a]] == \valid) && 0 <= p) && 1 == \valid[a]) || ((((((((0 <= a && a <= 0) && 2 == unknown-#memory_int-unknown[p][p]) && p == a) && p <= 0) && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= p) && 1 == \valid[a])) || ((((((((8 == unknown-#length-unknown[a] && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= a) && a <= 0) && 1 == \valid[p]) && !(!(p == 0) || 1 == \valid[#memory_$Pointer$[p][p + 4]])) && 1 == \valid[a]) && unknown-#memory_int-unknown[p][p] == 2)) || ((((((((((8 == unknown-#length-unknown[a] && 1 == flag) && unknown-#length-unknown[p] == 8) && 0 <= a) && a <= 0) && !(8 == unknown-#length-unknown[#memory_$Pointer$[p][p + 4]] && 0 == #memory_$Pointer$[p][p + 4])) && 1 == \valid[p]) && p <= 0) && 0 <= p) && 1 == \valid[a]) && unknown-#memory_int-unknown[p][p] == 2) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 * 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 246.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.10 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. * Boogie Preprocessor took 17.20 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 270.95 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * CodeCheck took 642195.92 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -18.9 MB). Free memory was 1.1 GB in the beginning and 701.1 MB in the end (delta: 383.4 MB). Peak memory consumption was 612.5 MB. Max. memory is 11.5 GB. * Witness Printer took 37.89 ms. Allocated memory is still 1.1 GB. Free memory was 701.1 MB in the beginning and 694.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...