./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memory-alloca/c.03-alloca_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memory-alloca/c.03-alloca_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbf9a4dabe36f21a3bd9a13ccbb8820aa048cd2e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:40:07,658 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:40:07,659 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:40:07,665 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:40:07,665 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:40:07,666 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:40:07,667 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:40:07,667 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:40:07,668 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:40:07,669 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:40:07,669 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:40:07,669 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:40:07,670 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:40:07,670 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:40:07,671 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:40:07,671 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:40:07,671 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:40:07,672 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:40:07,673 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:40:07,674 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:40:07,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:40:07,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:40:07,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:40:07,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:40:07,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:40:07,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:40:07,677 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:40:07,678 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:40:07,678 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:40:07,678 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:40:07,679 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:40:07,679 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:40:07,679 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:40:07,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:40:07,680 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:40:07,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:40:07,680 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-02 03:40:07,687 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:40:07,687 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:40:07,688 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:40:07,688 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:40:07,688 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:40:07,688 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:40:07,688 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 03:40:07,688 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:40:07,689 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:40:07,689 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:40:07,690 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:40:07,690 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:40:07,690 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:40:07,690 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:40:07,690 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:40:07,690 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 03:40:07,690 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:40:07,690 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_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbf9a4dabe36f21a3bd9a13ccbb8820aa048cd2e [2018-12-02 03:40:07,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:40:07,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:40:07,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:40:07,717 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:40:07,717 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:40:07,718 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/../../sv-benchmarks/c/memory-alloca/c.03-alloca_true-valid-memsafety.i [2018-12-02 03:40:07,750 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/data/7e59cd19a/f564f0c15d3645ccb83362424a030f00/FLAG7a22dd823 [2018-12-02 03:40:08,096 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:40:08,097 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/sv-benchmarks/c/memory-alloca/c.03-alloca_true-valid-memsafety.i [2018-12-02 03:40:08,102 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/data/7e59cd19a/f564f0c15d3645ccb83362424a030f00/FLAG7a22dd823 [2018-12-02 03:40:08,111 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/data/7e59cd19a/f564f0c15d3645ccb83362424a030f00 [2018-12-02 03:40:08,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:40:08,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:40:08,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:40:08,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:40:08,116 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:40:08,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8ed641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08, skipping insertion in model container [2018-12-02 03:40:08,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:40:08,146 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:40:08,295 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:40:08,302 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:40:08,358 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:40:08,382 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:40:08,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08 WrapperNode [2018-12-02 03:40:08,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:40:08,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:40:08,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:40:08,383 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:40:08,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:40:08,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:40:08,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:40:08,416 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:40:08,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:40:08,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:40:08,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:40:08,430 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:40:08,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:40:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/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 [2018-12-02 03:40:08,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:40:08,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 03:40:08,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 03:40:08,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 03:40:08,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:40:08,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:40:08,687 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:40:08,687 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 03:40:08,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:40:08 BoogieIcfgContainer [2018-12-02 03:40:08,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:40:08,688 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:40:08,688 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:40:08,694 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:40:08,695 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:40:08" (1/1) ... [2018-12-02 03:40:08,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:40:08,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2018-12-02 03:40:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2018-12-02 03:40:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-02 03:40:08,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:08,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2018-12-02 03:40:08,838 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-12-02 03:40:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-12-02 03:40:08,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2018-12-02 03:40:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2018-12-02 03:40:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 03:40:08,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:08,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2018-12-02 03:40:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2018-12-02 03:40:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 03:40:09,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:09,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:09,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2018-12-02 03:40:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-12-02 03:40:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 03:40:09,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2018-12-02 03:40:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2018-12-02 03:40:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 03:40:09,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:09,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2018-12-02 03:40:09,676 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2018-12-02 03:40:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 03:40:09,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2018-12-02 03:40:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-12-02 03:40:10,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 03:40:10,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:10,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2018-12-02 03:40:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2018-12-02 03:40:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 03:40:10,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:10,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2018-12-02 03:40:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-12-02 03:40:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 03:40:11,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:11,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2018-12-02 03:40:11,958 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2018-12-02 03:40:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 03:40:11,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:11,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2018-12-02 03:40:12,331 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-12-02 03:40:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 03:40:12,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:13,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:13,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2018-12-02 03:40:13,056 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-12-02 03:40:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 03:40:13,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2018-12-02 03:40:13,320 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2018-12-02 03:40:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 03:40:13,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:14,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2018-12-02 03:40:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-12-02 03:40:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 03:40:14,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:14,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2018-12-02 03:40:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2018-12-02 03:40:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 03:40:14,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:14,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2018-12-02 03:40:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-12-02 03:40:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:40:14,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:15,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:17,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 50 states and 55 transitions. [2018-12-02 03:40:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-12-02 03:40:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:40:17,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2018-12-02 03:40:19,177 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2018-12-02 03:40:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:40:19,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:19,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2018-12-02 03:40:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2018-12-02 03:40:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:40:21,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2018-12-02 03:40:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2018-12-02 03:40:21,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:40:21,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2018-12-02 03:40:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2018-12-02 03:40:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:40:21,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2018-12-02 03:40:21,498 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-12-02 03:40:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:40:21,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2018-12-02 03:40:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2018-12-02 03:40:21,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:40:21,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-12-02 03:40:21,588 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-12-02 03:40:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:40:21,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2018-12-02 03:40:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2018-12-02 03:40:21,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:40:21,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2018-12-02 03:40:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-12-02 03:40:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:40:21,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-12-02 03:40:21,742 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-12-02 03:40:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:40:21,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2018-12-02 03:40:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2018-12-02 03:40:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:40:22,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:22,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2018-12-02 03:40:22,515 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2018-12-02 03:40:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:40:22,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:22,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2018-12-02 03:40:22,701 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2018-12-02 03:40:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:40:22,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2018-12-02 03:40:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2018-12-02 03:40:22,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 03:40:22,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2018-12-02 03:40:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2018-12-02 03:40:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 03:40:22,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:23,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2018-12-02 03:40:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2018-12-02 03:40:23,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:40:23,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:40:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2018-12-02 03:40:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2018-12-02 03:40:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:40:23,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:40:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2018-12-02 03:40:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2018-12-02 03:40:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:40:23,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:40:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2018-12-02 03:40:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2018-12-02 03:40:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:40:23,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:40:23,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2018-12-02 03:40:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2018-12-02 03:40:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:40:23,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:40:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2018-12-02 03:40:24,535 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2018-12-02 03:40:24,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:40:24,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:40:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 58 states and 72 transitions. [2018-12-02 03:40:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2018-12-02 03:40:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:40:25,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:40:25,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2018-12-02 03:40:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2018-12-02 03:40:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:40:25,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:40:25,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 62 states and 74 transitions. [2018-12-02 03:40:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2018-12-02 03:40:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:25,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:40:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2018-12-02 03:40:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2018-12-02 03:40:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:26,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 03:40:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2018-12-02 03:40:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2018-12-02 03:40:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:26,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 03:40:26,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2018-12-02 03:40:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2018-12-02 03:40:26,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:26,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:40:32,686 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2018-12-02 03:40:33,356 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2018-12-02 03:40:33,702 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2018-12-02 03:40:34,448 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2018-12-02 03:40:34,849 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2018-12-02 03:40:35,612 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2018-12-02 03:40:35,986 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-02 03:40:36,777 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2018-12-02 03:40:37,154 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2018-12-02 03:40:38,141 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2018-12-02 03:40:38,629 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2018-12-02 03:40:39,084 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2018-12-02 03:40:39,713 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-12-02 03:40:40,409 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-12-02 03:40:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2018-12-02 03:40:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2018-12-02 03:40:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:45,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 03:40:50,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-12-02 03:40:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-12-02 03:40:50,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:40:50,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 03:40:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2018-12-02 03:40:55,153 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2018-12-02 03:40:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 03:40:55,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 03:40:56,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-12-02 03:40:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-12-02 03:40:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 03:40:56,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 03:40:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 86 states and 115 transitions. [2018-12-02 03:40:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 115 transitions. [2018-12-02 03:40:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:40:56,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:40:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:40:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2018-12-02 03:40:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2018-12-02 03:40:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:40:59,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:40:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:40:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:02,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 91 states and 124 transitions. [2018-12-02 03:41:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2018-12-02 03:41:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:02,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 92 states and 125 transitions. [2018-12-02 03:41:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 125 transitions. [2018-12-02 03:41:03,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:03,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:04,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 93 states and 126 transitions. [2018-12-02 03:41:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2018-12-02 03:41:04,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:04,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:41:14,519 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2018-12-02 03:41:14,820 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2018-12-02 03:41:16,056 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2018-12-02 03:41:16,364 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2018-12-02 03:41:17,466 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2018-12-02 03:41:18,040 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 90 [2018-12-02 03:41:19,457 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2018-12-02 03:41:20,022 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 89 [2018-12-02 03:41:22,641 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2018-12-02 03:41:23,595 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2018-12-02 03:41:24,242 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2018-12-02 03:41:25,497 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 112 [2018-12-02 03:41:26,182 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 108 [2018-12-02 03:41:27,522 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2018-12-02 03:41:28,078 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2018-12-02 03:41:29,306 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2018-12-02 03:41:30,161 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 100 [2018-12-02 03:41:31,492 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2018-12-02 03:41:32,115 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2018-12-02 03:41:36,678 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2018-12-02 03:41:43,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 114 states and 165 transitions. [2018-12-02 03:41:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 165 transitions. [2018-12-02 03:41:43,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:43,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:43,044 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 115 states and 166 transitions. [2018-12-02 03:41:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 166 transitions. [2018-12-02 03:41:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:44,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:45,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 116 states and 168 transitions. [2018-12-02 03:41:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2018-12-02 03:41:45,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:45,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:45,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 117 states and 168 transitions. [2018-12-02 03:41:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2018-12-02 03:41:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:46,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 107 states and 149 transitions. [2018-12-02 03:41:50,303 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 149 transitions. [2018-12-02 03:41:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:50,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 03:41:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:41:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 91 states and 127 transitions. [2018-12-02 03:41:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2018-12-02 03:41:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:41:50,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:41:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:41:51,771 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 59 [2018-12-02 03:41:52,548 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 63 [2018-12-02 03:41:53,575 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 67 [2018-12-02 03:41:55,097 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 65 [2018-12-02 03:41:55,889 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 70 [2018-12-02 03:41:56,720 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 67 [2018-12-02 03:41:57,514 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 70 [2018-12-02 03:41:58,255 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 67 [2018-12-02 03:41:59,019 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 71 [2018-12-02 03:41:59,811 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 67 [2018-12-02 03:42:00,557 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 65 [2018-12-02 03:42:01,322 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 62 [2018-12-02 03:42:02,090 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 59 [2018-12-02 03:42:02,881 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 52 [2018-12-02 03:42:03,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:42:06,402 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2018-12-02 03:42:07,604 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2018-12-02 03:42:09,344 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-12-02 03:42:12,881 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2018-12-02 03:42:15,297 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-12-02 03:42:15,892 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 69 [2018-12-02 03:42:16,479 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2018-12-02 03:42:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:42:23,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 98 states and 140 transitions. [2018-12-02 03:42:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2018-12-02 03:42:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 03:42:23,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:42:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:42:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 03:42:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:42:24,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 87 states and 126 transitions. [2018-12-02 03:42:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2018-12-02 03:42:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 03:42:24,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:42:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:42:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 03:42:25,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:42:25,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2018-12-02 03:42:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2018-12-02 03:42:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:42:25,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:42:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:42:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:42:42,462 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2018-12-02 03:42:43,412 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 95 [2018-12-02 03:42:45,688 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 68 [2018-12-02 03:42:46,372 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2018-12-02 03:42:47,759 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 74 [2018-12-02 03:42:48,565 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2018-12-02 03:42:50,320 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 83 [2018-12-02 03:42:51,172 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2018-12-02 03:42:52,749 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 80 [2018-12-02 03:42:53,571 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2018-12-02 03:42:55,080 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 79 [2018-12-02 03:42:55,954 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2018-12-02 03:42:58,979 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2018-12-02 03:43:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:43:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2018-12-02 03:43:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2018-12-02 03:43:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:43:02,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:43:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:43:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:43:11,177 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 110 [2018-12-02 03:43:11,600 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 104 [2018-12-02 03:43:13,432 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2018-12-02 03:43:14,225 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 98 [2018-12-02 03:43:16,129 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 107 [2018-12-02 03:43:16,569 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 97 [2018-12-02 03:43:18,343 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2018-12-02 03:43:18,690 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2018-12-02 03:43:20,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:43:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-12-02 03:43:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-12-02 03:43:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:43:20,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:43:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:43:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:43:34,644 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 103 [2018-12-02 03:43:35,519 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2018-12-02 03:43:37,246 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 107 [2018-12-02 03:43:38,135 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2018-12-02 03:43:39,898 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2018-12-02 03:43:40,763 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2018-12-02 03:43:43,340 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2018-12-02 03:43:45,976 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2018-12-02 03:43:47,675 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2018-12-02 03:43:48,009 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2018-12-02 03:43:49,315 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-12-02 03:43:50,733 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2018-12-02 03:43:52,059 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2018-12-02 03:43:54,552 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2018-12-02 03:43:54,986 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2018-12-02 03:43:57,013 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2018-12-02 03:43:57,363 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2018-12-02 03:43:59,284 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2018-12-02 03:43:59,716 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2018-12-02 03:44:01,658 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2018-12-02 03:44:02,682 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2018-12-02 03:44:03,796 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-12-02 03:44:13,408 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 116 [2018-12-02 03:44:15,907 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 107 [2018-12-02 03:44:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:44:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 164 transitions. [2018-12-02 03:44:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2018-12-02 03:44:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:44:19,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:44:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:44:20,534 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 56 [2018-12-02 03:44:22,477 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 61 [2018-12-02 03:44:25,193 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 61 [2018-12-02 03:44:26,461 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 66 [2018-12-02 03:44:27,496 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 63 [2018-12-02 03:44:28,584 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 66 [2018-12-02 03:44:29,599 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 64 [2018-12-02 03:44:30,663 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2018-12-02 03:44:32,734 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 61 [2018-12-02 03:44:33,996 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 59 [2018-12-02 03:44:35,492 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 56 [2018-12-02 03:44:37,162 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 49 [2018-12-02 03:44:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 03:44:41,055 WARN L180 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2018-12-02 03:44:42,267 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2018-12-02 03:44:44,778 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-12-02 03:44:45,395 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2018-12-02 03:44:47,585 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 107 [2018-12-02 03:44:50,138 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-12-02 03:44:53,266 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2018-12-02 03:44:58,838 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2018-12-02 03:45:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:45:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 110 states and 174 transitions. [2018-12-02 03:45:04,734 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 174 transitions. [2018-12-02 03:45:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:45:04,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:45:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:45:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:45:20,755 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2018-12-02 03:45:22,190 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 102 [2018-12-02 03:45:25,002 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2018-12-02 03:45:25,468 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 96 [2018-12-02 03:45:26,809 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-12-02 03:45:28,034 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-12-02 03:45:28,870 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2018-12-02 03:45:29,371 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 100 [2018-12-02 03:45:36,556 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2018-12-02 03:45:36,993 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 114 [2018-12-02 03:45:39,272 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 119 [2018-12-02 03:45:39,794 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 122 [2018-12-02 03:45:42,071 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2018-12-02 03:45:42,507 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2018-12-02 03:45:46,857 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2018-12-02 03:45:50,246 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2018-12-02 03:46:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:46:07,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 122 states and 199 transitions. [2018-12-02 03:46:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 199 transitions. [2018-12-02 03:46:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:46:07,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:46:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:46:11,092 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2018-12-02 03:46:11,581 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2018-12-02 03:46:14,417 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-12-02 03:46:15,027 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2018-12-02 03:46:17,782 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2018-12-02 03:46:20,769 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 112 [2018-12-02 03:46:23,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:46:23,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 126 states and 207 transitions. [2018-12-02 03:46:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 207 transitions. [2018-12-02 03:46:23,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:46:23,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:46:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:24,441 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 59 [2018-12-02 03:46:36,093 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 64 [2018-12-02 03:46:38,700 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 65 [2018-12-02 03:46:39,754 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2018-12-02 03:46:40,021 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 03:46:41,575 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 109 [2018-12-02 03:46:42,953 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2018-12-02 03:46:43,460 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2018-12-02 03:46:49,519 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 60 [2018-12-02 03:46:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:46:52,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2018-12-02 03:46:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2018-12-02 03:46:52,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:46:52,751 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 70 iterations. [2018-12-02 03:46:52,757 INFO L779 CodeCheckObserver]: All specifications hold 31 specifications checked. All of them hold [2018-12-02 03:46:52,976 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 86 [2018-12-02 03:46:53,108 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2018-12-02 03:46:53,289 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2018-12-02 03:46:53,468 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2018-12-02 03:46:53,615 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2018-12-02 03:46:53,752 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2018-12-02 03:46:53,915 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2018-12-02 03:46:54,051 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2018-12-02 03:46:54,194 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2018-12-02 03:46:54,910 WARN L180 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2018-12-02 03:46:55,790 WARN L180 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 111 [2018-12-02 03:46:56,270 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2018-12-02 03:46:56,270 INFO L583 CodeCheckObserver]: Invariant with dag size 86 [2018-12-02 03:46:56,275 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,275 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,276 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,276 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,276 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,276 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,277 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,277 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,277 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,282 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,282 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,282 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,282 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,283 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,283 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,283 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,283 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,283 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,284 INFO L583 CodeCheckObserver]: Invariant with dag size 45 [2018-12-02 03:46:56,285 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,285 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,285 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,285 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,286 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,286 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,287 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,287 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,288 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,288 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,288 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,288 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,289 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 03:46:56,289 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,289 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:46:56 ImpRootNode [2018-12-02 03:46:56,289 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:46:56,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:46:56,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:46:56,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:46:56,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:40:08" (3/4) ... [2018-12-02 03:46:56,293 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:46:56,299 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-12-02 03:46:56,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 03:46:56,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 03:46:56,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((0 < z_ref + 1 && (y_ref == z_ref || !(y_ref == z_ref))) && !(x_ref == z_ref)) && 0 < x_ref + 1) && \valid[y_ref] == 1) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && !(x_ref == c)) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 < y_ref + 1) && 1 == \valid[c]) && \valid[z_ref] == 1) && (y_ref == c || !(y_ref == c))) && !(z_ref == c)) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]]) && 0 < c + 1) && \valid[x_ref] == 1) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && c + 4 <= unknown-#length-unknown[c]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && y_ref + 4 <= unknown-#length-unknown[y_ref] [2018-12-02 03:46:56,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]] && 0 < c + 1) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && c + 4 <= unknown-#length-unknown[c]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 1 == \valid[c] [2018-12-02 03:46:56,317 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-12-02 03:46:56,327 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0834e19b-bf89-49d5-85f0-8c1419185419/bin-2019/ukojak/witness.graphml [2018-12-02 03:46:56,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:46:56,328 INFO L168 Benchmark]: Toolchain (without parser) took 408215.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -57.2 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:56,328 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:56,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:56,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:56,329 INFO L168 Benchmark]: Boogie Preprocessor took 14.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:56,329 INFO L168 Benchmark]: RCFGBuilder took 257.92 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:56,329 INFO L168 Benchmark]: CodeCheck took 407601.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -1.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.9 MB). Peak memory consumption was 421.3 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:56,329 INFO L168 Benchmark]: Witness Printer took 37.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:56,331 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, 58 locations, 31 error locations. SAFE Result, 404.0s OverallTime, 70 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1841948010 SDslu, -469613568 SDs, 0 SdLazy, -468727366 SolverSat, 847444384 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 55.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11412 GetRequests, 9776 SyntacticMatches, 646 SemanticMatches, 990 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 649438 ImplicationChecksByTransitivity, 398.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 115.0s InterpolantComputationTime, 1296 NumberOfCodeBlocks, 1296 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 1227 ConstructedInterpolants, 0 QuantifiedInterpolants, 1273230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 69 InterpolantComputations, 59 PerfectInterpolantSequences, 415/569 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: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 554]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 558]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 558]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 31 specifications checked. All of them hold - InvariantResult [Line: 549]: Loop Invariant [2018-12-02 03:46:56,333 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,334 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,335 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,335 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,336 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,337 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,337 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,337 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,337 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,337 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,338 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,338 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,338 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((((((((((((((0 < z_ref + 1 && (y_ref == z_ref || !(y_ref == z_ref))) && !(x_ref == z_ref)) && 0 < x_ref + 1) && \valid[y_ref] == 1) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && !(x_ref == c)) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 < y_ref + 1) && 1 == \valid[c]) && \valid[z_ref] == 1) && (y_ref == c || !(y_ref == c))) && !(z_ref == c)) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]]) && 0 < c + 1) && \valid[x_ref] == 1) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && c + 4 <= unknown-#length-unknown[c]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && y_ref + 4 <= unknown-#length-unknown[y_ref] - InvariantResult [Line: 550]: Loop Invariant [2018-12-02 03:46:56,339 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,339 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,339 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,339 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,339 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,340 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,341 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((\valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]] && 0 < c + 1) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && c + 4 <= unknown-#length-unknown[c]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 0 == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))]) && 1 == \valid[c] - InvariantResult [Line: 560]: Loop Invariant [2018-12-02 03:46:56,342 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 03:46:56,342 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 269.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 257.92 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * CodeCheck took 407601.51 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -1.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.9 MB). Peak memory consumption was 421.3 MB. Max. memory is 11.5 GB. * Witness Printer took 37.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - 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 #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 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 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 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - 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 #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 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 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...