./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.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_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/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 65401fe061f89bb729dffabf74050dfab9fe7d77 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:15:49,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 21:15:49,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 21:15:49,099 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 21:15:49,099 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 21:15:49,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 21:15:49,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 21:15:49,101 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 21:15:49,102 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 21:15:49,103 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 21:15:49,104 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 21:15:49,104 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 21:15:49,104 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 21:15:49,105 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 21:15:49,106 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 21:15:49,106 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 21:15:49,107 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 21:15:49,108 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 21:15:49,110 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 21:15:49,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 21:15:49,111 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 21:15:49,112 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 21:15:49,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 21:15:49,114 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 21:15:49,114 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 21:15:49,115 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 21:15:49,115 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 21:15:49,116 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 21:15:49,116 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 21:15:49,117 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 21:15:49,117 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 21:15:49,118 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 21:15:49,118 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 21:15:49,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 21:15:49,118 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 21:15:49,119 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 21:15:49,119 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-02 21:15:49,129 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 21:15:49,129 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 21:15:49,130 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 21:15:49,130 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 21:15:49,130 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 21:15:49,130 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 21:15:49,130 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 21:15:49,131 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 21:15:49,131 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 21:15:49,132 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 21:15:49,132 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 21:15:49,132 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 21:15:49,133 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_48382fe7-e923-454e-a2fa-ab753e7184b6/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 -> 65401fe061f89bb729dffabf74050dfab9fe7d77 [2018-12-02 21:15:49,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 21:15:49,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 21:15:49,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 21:15:49,166 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 21:15:49,167 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 21:15:49,167 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i [2018-12-02 21:15:49,206 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/data/202810303/103ee429e3cf4f84a9c82825fcff79da/FLAG5a9beb9f2 [2018-12-02 21:15:49,607 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 21:15:49,607 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i [2018-12-02 21:15:49,612 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/data/202810303/103ee429e3cf4f84a9c82825fcff79da/FLAG5a9beb9f2 [2018-12-02 21:15:49,620 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/data/202810303/103ee429e3cf4f84a9c82825fcff79da [2018-12-02 21:15:49,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 21:15:49,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 21:15:49,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 21:15:49,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 21:15:49,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 21:15:49,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac4e85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49, skipping insertion in model container [2018-12-02 21:15:49,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 21:15:49,649 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 21:15:49,787 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:15:49,793 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 21:15:49,849 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 21:15:49,868 INFO L195 MainTranslator]: Completed translation [2018-12-02 21:15:49,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49 WrapperNode [2018-12-02 21:15:49,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 21:15:49,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 21:15:49,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 21:15:49,869 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 21:15:49,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 21:15:49,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 21:15:49,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 21:15:49,894 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 21:15:49,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... [2018-12-02 21:15:49,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 21:15:49,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 21:15:49,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 21:15:49,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 21:15:49,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/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 21:15:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 21:15:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 21:15:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 21:15:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 21:15:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 21:15:49,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 21:15:50,147 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 21:15:50,148 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-02 21:15:50,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:50 BoogieIcfgContainer [2018-12-02 21:15:50,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 21:15:50,149 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 21:15:50,149 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 21:15:50,158 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 21:15:50,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:50" (1/1) ... [2018-12-02 21:15:50,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 21:15:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:50,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2018-12-02 21:15:50,194 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2018-12-02 21:15:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 21:15:50,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:50,327 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 21:15:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:50,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2018-12-02 21:15:50,362 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2018-12-02 21:15:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 21:15:50,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:50,394 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 21:15:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2018-12-02 21:15:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2018-12-02 21:15:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 21:15:50,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:50,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2018-12-02 21:15:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2018-12-02 21:15:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 21:15:50,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-12-02 21:15:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-12-02 21:15:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 21:15:50,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,006 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 21:15:51,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2018-12-02 21:15:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2018-12-02 21:15:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 21:15:51,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,083 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 21:15:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-12-02 21:15:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-12-02 21:15:51,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 21:15:51,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,343 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 21:15:51,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2018-12-02 21:15:51,349 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2018-12-02 21:15:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 21:15:51,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,389 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 21:15:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2018-12-02 21:15:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2018-12-02 21:15:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 21:15:51,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,520 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 21:15:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2018-12-02 21:15:51,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2018-12-02 21:15:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 21:15:51,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2018-12-02 21:15:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2018-12-02 21:15:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 21:15:51,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2018-12-02 21:15:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2018-12-02 21:15:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 21:15:52,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:52,277 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 21:15:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2018-12-02 21:15:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2018-12-02 21:15:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 21:15:52,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:52,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:52,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:52,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 63 transitions. [2018-12-02 21:15:52,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2018-12-02 21:15:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 21:15:52,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:52,365 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 21:15:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2018-12-02 21:15:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2018-12-02 21:15:52,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 21:15:52,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:52,455 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 21:15:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:53,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2018-12-02 21:15:53,843 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2018-12-02 21:15:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 21:15:53,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:53,867 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 21:15:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:53,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2018-12-02 21:15:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2018-12-02 21:15:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 21:15:53,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 21:15:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:54,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 47 states and 85 transitions. [2018-12-02 21:15:54,807 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 85 transitions. [2018-12-02 21:15:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 21:15:54,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:54,829 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 21:15:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-12-02 21:15:54,883 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-12-02 21:15:54,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 21:15:54,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:55,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2018-12-02 21:15:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2018-12-02 21:15:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 21:15:55,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:55,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 93 transitions. [2018-12-02 21:15:55,810 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2018-12-02 21:15:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 21:15:55,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2018-12-02 21:15:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2018-12-02 21:15:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 21:15:55,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:55,887 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 21:15:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 95 transitions. [2018-12-02 21:15:55,914 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 95 transitions. [2018-12-02 21:15:55,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 21:15:55,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 21:15:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2018-12-02 21:15:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2018-12-02 21:15:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:15:56,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 110 transitions. [2018-12-02 21:15:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 110 transitions. [2018-12-02 21:15:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:15:58,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:15:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2018-12-02 21:15:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2018-12-02 21:15:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:15:58,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:15:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 69 states and 115 transitions. [2018-12-02 21:15:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 115 transitions. [2018-12-02 21:15:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:15:58,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:15:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:15:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:15:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 122 transitions. [2018-12-02 21:15:59,845 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 122 transitions. [2018-12-02 21:15:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 21:15:59,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:15:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 21:16:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 75 states and 132 transitions. [2018-12-02 21:16:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 132 transitions. [2018-12-02 21:16:01,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 21:16:01,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:16:01,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 123 transitions. [2018-12-02 21:16:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 123 transitions. [2018-12-02 21:16:01,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 21:16:01,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:01,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 21:16:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 72 states and 126 transitions. [2018-12-02 21:16:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 126 transitions. [2018-12-02 21:16:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 21:16:02,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 21:16:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-12-02 21:16:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-12-02 21:16:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 21:16:03,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:16:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2018-12-02 21:16:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2018-12-02 21:16:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 21:16:04,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:16:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 81 states and 135 transitions. [2018-12-02 21:16:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 135 transitions. [2018-12-02 21:16:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 21:16:04,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 21:16:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2018-12-02 21:16:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2018-12-02 21:16:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 21:16:04,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:16:08,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:08,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 90 states and 160 transitions. [2018-12-02 21:16:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2018-12-02 21:16:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 21:16:08,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:09,058 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:16:10,305 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2018-12-02 21:16:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:10,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2018-12-02 21:16:10,808 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2018-12-02 21:16:10,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 21:16:10,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 21:16:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:10,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 98 states and 171 transitions. [2018-12-02 21:16:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 171 transitions. [2018-12-02 21:16:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 21:16:10,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 27 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 21:16:12,352 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-02 21:16:14,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:14,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 103 states and 187 transitions. [2018-12-02 21:16:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 187 transitions. [2018-12-02 21:16:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 21:16:14,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:14,732 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 21:16:14,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:14,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2018-12-02 21:16:14,873 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2018-12-02 21:16:14,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 21:16:14,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 32 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:16:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 122 states and 221 transitions. [2018-12-02 21:16:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 221 transitions. [2018-12-02 21:16:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 21:16:18,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 32 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:16:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2018-12-02 21:16:18,570 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2018-12-02 21:16:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 21:16:18,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:18,631 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 32 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 21:16:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:18,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 130 states and 227 transitions. [2018-12-02 21:16:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 227 transitions. [2018-12-02 21:16:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 21:16:18,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:16:20,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:20,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 234 transitions. [2018-12-02 21:16:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 234 transitions. [2018-12-02 21:16:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 21:16:20,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:16:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 137 states and 238 transitions. [2018-12-02 21:16:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2018-12-02 21:16:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 21:16:21,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:16:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 141 states and 241 transitions. [2018-12-02 21:16:21,081 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 241 transitions. [2018-12-02 21:16:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 21:16:21,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 21:16:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 145 states and 246 transitions. [2018-12-02 21:16:21,914 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 246 transitions. [2018-12-02 21:16:21,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 21:16:21,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:22,418 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 70 proven. 22 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 21:16:27,318 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2018-12-02 21:16:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 157 states and 273 transitions. [2018-12-02 21:16:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 273 transitions. [2018-12-02 21:16:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 21:16:29,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 21:16:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 158 states and 273 transitions. [2018-12-02 21:16:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 273 transitions. [2018-12-02 21:16:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 21:16:29,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 21:16:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 160 states and 277 transitions. [2018-12-02 21:16:30,568 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 277 transitions. [2018-12-02 21:16:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 21:16:30,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 43 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2018-12-02 21:16:32,218 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2018-12-02 21:16:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 21:16:32,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:32,227 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 67 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 21:16:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 164 states and 283 transitions. [2018-12-02 21:16:32,930 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 283 transitions. [2018-12-02 21:16:32,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 21:16:32,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 72 proven. 37 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:34,736 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-12-02 21:16:35,018 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2018-12-02 21:16:36,673 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2018-12-02 21:16:36,976 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2018-12-02 21:16:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 169 states and 291 transitions. [2018-12-02 21:16:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 291 transitions. [2018-12-02 21:16:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 21:16:38,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:38,806 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 72 proven. 37 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:39,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 170 states and 292 transitions. [2018-12-02 21:16:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 292 transitions. [2018-12-02 21:16:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 21:16:39,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 72 proven. 37 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:41,148 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2018-12-02 21:16:41,464 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 21:16:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 176 states and 300 transitions. [2018-12-02 21:16:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 300 transitions. [2018-12-02 21:16:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:16:43,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 21:16:43,660 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-12-02 21:16:44,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 180 states and 306 transitions. [2018-12-02 21:16:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 306 transitions. [2018-12-02 21:16:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 21:16:44,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 21:16:45,546 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 21:16:48,070 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2018-12-02 21:16:48,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:48,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 184 states and 313 transitions. [2018-12-02 21:16:48,923 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 313 transitions. [2018-12-02 21:16:48,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 21:16:48,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 89 proven. 40 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 21:16:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:50,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 193 states and 320 transitions. [2018-12-02 21:16:50,743 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 320 transitions. [2018-12-02 21:16:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 21:16:50,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:50,755 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 21:16:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 197 states and 323 transitions. [2018-12-02 21:16:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 323 transitions. [2018-12-02 21:16:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 21:16:51,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 21:16:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:51,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 201 states and 326 transitions. [2018-12-02 21:16:51,530 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 326 transitions. [2018-12-02 21:16:51,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 21:16:51,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:51,857 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 100 proven. 106 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:59,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 218 states and 357 transitions. [2018-12-02 21:16:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 357 transitions. [2018-12-02 21:16:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:16:59,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:16:59,815 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 100 proven. 106 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:16:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:16:59,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 222 states and 360 transitions. [2018-12-02 21:16:59,865 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 360 transitions. [2018-12-02 21:16:59,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:16:59,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:16:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:17:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 100 proven. 106 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:17:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:17:00,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 226 states and 363 transitions. [2018-12-02 21:17:00,115 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 363 transitions. [2018-12-02 21:17:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 21:17:00,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:17:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:17:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 100 proven. 106 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 21:17:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:17:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 230 states and 366 transitions. [2018-12-02 21:17:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 366 transitions. [2018-12-02 21:17:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 21:17:00,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:17:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:17:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-12-02 21:17:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:17:00,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 96 states and 122 transitions. [2018-12-02 21:17:00,994 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 122 transitions. [2018-12-02 21:17:00,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 21:17:00,995 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 65 iterations. [2018-12-02 21:17:01,000 INFO L779 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2018-12-02 21:17:01,127 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2018-12-02 21:17:01,376 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 58 [2018-12-02 21:17:01,542 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2018-12-02 21:17:01,654 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2018-12-02 21:17:01,811 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2018-12-02 21:17:01,927 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2018-12-02 21:17:02,056 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2018-12-02 21:17:02,231 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 46 [2018-12-02 21:17:02,346 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2018-12-02 21:17:02,390 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 21:17:02,393 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,396 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,397 INFO L583 CodeCheckObserver]: Invariant with dag size 46 [2018-12-02 21:17:02,399 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,400 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,401 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,401 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,401 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,401 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,401 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,402 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,405 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,406 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,407 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,408 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,409 INFO L583 CodeCheckObserver]: Invariant with dag size 34 [2018-12-02 21:17:02,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,410 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,411 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,413 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,414 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,414 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:17:02 ImpRootNode [2018-12-02 21:17:02,415 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 21:17:02,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 21:17:02,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 21:17:02,415 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 21:17:02,416 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:15:50" (3/4) ... [2018-12-02 21:17:02,418 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 21:17:02,426 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-12-02 21:17:02,426 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 21:17:02,426 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 21:17:02,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) || ((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || (((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && n <= pass) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) [2018-12-02 21:17:02,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x + 4 * i + 4 <= unknown-#length-unknown[x]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && 4 <= x + 4 * i) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) || (((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x + 4 * i + 4 <= unknown-#length-unknown[x]) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && 4 <= x + 4 * i) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || ((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && x == i) && i + pass + 1 <= n) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || (((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && i == 0) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) && pass + 1 <= n) [2018-12-02 21:17:02,442 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-12-02 21:17:02,453 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_48382fe7-e923-454e-a2fa-ab753e7184b6/bin-2019/ukojak/witness.graphml [2018-12-02 21:17:02,453 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 21:17:02,454 INFO L168 Benchmark]: Toolchain (without parser) took 72831.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 951.7 MB in the beginning and 870.5 MB in the end (delta: 81.2 MB). Peak memory consumption was 303.5 MB. Max. memory is 11.5 GB. [2018-12-02 21:17:02,454 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:17:02,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-02 21:17:02,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 21:17:02,455 INFO L168 Benchmark]: Boogie Preprocessor took 14.95 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:17:02,455 INFO L168 Benchmark]: RCFGBuilder took 239.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-02 21:17:02,455 INFO L168 Benchmark]: CodeCheck took 72266.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 1.1 GB in the beginning and 870.5 MB in the end (delta: 202.3 MB). Peak memory consumption was 398.7 MB. Max. memory is 11.5 GB. [2018-12-02 21:17:02,455 INFO L168 Benchmark]: Witness Printer took 38.02 ms. Allocated memory is still 1.3 GB. Free memory was 870.5 MB in the beginning and 870.5 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-12-02 21:17:02,456 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, 34 locations, 13 error locations. SAFE Result, 70.8s OverallTime, 65 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1194919734 SDslu, -508106436 SDs, 0 SdLazy, -1743509514 SolverSat, -1242869440 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 52.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15250 GetRequests, 13963 SyntacticMatches, 769 SemanticMatches, 518 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158481 ImplicationChecksByTransitivity, 66.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 1640 NumberOfCodeBlocks, 1640 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 1576 ConstructedInterpolants, 0 QuantifiedInterpolants, 445535 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 64 InterpolantComputations, 24 PerfectInterpolantSequences, 3021/3873 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: 546]: 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: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: 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: 545]: 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: 545]: 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: 549]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold - InvariantResult [Line: 549]: Loop Invariant [2018-12-02 21:17:02,457 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,458 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 544]: Loop Invariant [2018-12-02 21:17:02,458 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,458 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,458 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,459 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,460 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,461 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,462 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,462 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,462 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x + 4 * i + 4 <= unknown-#length-unknown[x]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && 4 <= x + 4 * i) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) || (((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x + 4 * i + 4 <= unknown-#length-unknown[x]) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && 4 <= x + 4 * i) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || ((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && x == i) && i + pass + 1 <= n) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || (((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && i == 0) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) && pass + 1 <= n) - InvariantResult [Line: 543]: Loop Invariant [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,463 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 21:17:02,464 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && pass == 1) && 4 * n <= unknown-#length-unknown[x]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) || ((((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && x == 0) && 4 * n + x + 8 <= unknown-#length-unknown[x] + 4 * pass) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))])) || (((\valid[x] == 1 && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]]) && n <= pass) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (array_size * sizeof(int))] == \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 245.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.95 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 239.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 72266.34 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 1.1 GB in the beginning and 870.5 MB in the end (delta: 202.3 MB). Peak memory consumption was 398.7 MB. Max. memory is 11.5 GB. * Witness Printer took 38.02 ms. Allocated memory is still 1.3 GB. Free memory was 870.5 MB in the beginning and 870.5 MB in the end (delta: 24 B). Peak memory consumption was 24 B. 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 #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 #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 #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 #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 #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 #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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable 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 #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 #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 #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 #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 #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 #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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...