./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/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 86b203c3a804c103d90401bd32cfcff28939b920 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:03,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:03,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:03,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:03,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:03,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:03,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:03,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:03,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:03,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:03,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:03,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:03,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:03,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:03,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:03,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:03,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:03,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:03,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:03,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:03,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:03,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:03,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:03,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:03,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:03,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:03,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:03,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:03,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:03,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:03,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:03,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:03,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:03,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:03,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:03,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:03,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:03,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:03,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:03,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:03,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:03,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-10-22 10:18:03,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:03,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:03,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:03,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:03,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:03,812 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:18:03,813 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:18:03,813 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:18:03,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:03,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:03,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:03,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:03,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:03,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:03,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:03,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:03,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:03,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:03,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:03,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:03,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> 86b203c3a804c103d90401bd32cfcff28939b920 [2019-10-22 10:18:03,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:03,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:03,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:03,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:03,853 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:03,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i [2019-10-22 10:18:03,899 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/data/f647a1885/ec1a84176ef34fb7ab725ddd3e08ce68/FLAGc8e1a0527 [2019-10-22 10:18:04,339 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:04,342 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-1.i [2019-10-22 10:18:04,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/data/f647a1885/ec1a84176ef34fb7ab725ddd3e08ce68/FLAGc8e1a0527 [2019-10-22 10:18:04,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/data/f647a1885/ec1a84176ef34fb7ab725ddd3e08ce68 [2019-10-22 10:18:04,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:04,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:04,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:04,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:04,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:04,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@664e1109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04, skipping insertion in model container [2019-10-22 10:18:04,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,381 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:04,408 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:04,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:04,772 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:04,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:04,883 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:04,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04 WrapperNode [2019-10-22 10:18:04,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:04,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:04,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:04,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:04,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:04,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:04,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:04,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:04,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... [2019-10-22 10:18:04,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:04,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:04,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:04,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:04,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 10:18:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 10:18:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 10:18:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:05,385 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:05,385 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-22 10:18:05,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:05 BoogieIcfgContainer [2019-10-22 10:18:05,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:05,387 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:05,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:05,397 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:05,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:05" (1/1) ... [2019-10-22 10:18:05,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2019-10-22 10:18:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2019-10-22 10:18:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:18:05,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2019-10-22 10:18:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2019-10-22 10:18:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:18:05,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2019-10-22 10:18:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2019-10-22 10:18:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 10:18:05,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:05,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2019-10-22 10:18:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-10-22 10:18:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 10:18:05,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2019-10-22 10:18:06,231 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2019-10-22 10:18:06,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 10:18:06,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2019-10-22 10:18:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2019-10-22 10:18:06,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 10:18:06,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2019-10-22 10:18:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2019-10-22 10:18:06,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:18:06,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2019-10-22 10:18:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2019-10-22 10:18:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:18:06,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2019-10-22 10:18:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2019-10-22 10:18:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-10-22 10:18:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2019-10-22 10:18:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2019-10-22 10:18:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-10-22 10:18:06,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2019-10-22 10:18:07,290 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2019-10-22 10:18:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:18:07,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2019-10-22 10:18:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2019-10-22 10:18:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 10:18:07,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2019-10-22 10:18:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2019-10-22 10:18:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-10-22 10:18:08,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:09,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:11,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:11,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2019-10-22 10:18:11,075 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2019-10-22 10:18:11,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 10:18:11,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2019-10-22 10:18:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2019-10-22 10:18:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-22 10:18:14,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:14,683 ERROR L253 erpolLogProxyWrapper]: Interpolant 1 not inductive [2019-10-22 10:18:14,725 ERROR L609 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2019-10-22 10:18:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:14,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-22 10:18:14,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 10:18:15,158 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 10:18:15,159 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,170 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 10:18:15,171 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,171 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2019-10-22 10:18:15,420 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2019-10-22 10:18:15,421 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,437 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 10:18:15,437 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,438 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:31 [2019-10-22 10:18:15,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2019-10-22 10:18:15,446 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,450 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 10:18:15,451 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 10:18:15,451 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:23 [2019-10-22 10:18:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:21,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2019-10-22 10:18:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2019-10-22 10:18:21,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:18:21,541 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2019-10-22 10:18:21,550 INFO L771 CodeCheckObserver]: All specifications hold 15 specifications checked. All of them hold [2019-10-22 10:18:21,657 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:21,660 INFO L575 CodeCheckObserver]: Invariant with dag size 17 [2019-10-22 10:18:21,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,671 INFO L575 CodeCheckObserver]: Invariant with dag size 19 [2019-10-22 10:18:21,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,673 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,673 INFO L575 CodeCheckObserver]: Invariant with dag size 26 [2019-10-22 10:18:21,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,677 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:21,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:18:21 ImpRootNode [2019-10-22 10:18:21,678 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:18:21,678 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:18:21,678 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:18:21,678 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:18:21,679 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:05" (3/4) ... [2019-10-22 10:18:21,682 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:18:21,692 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-10-22 10:18:21,692 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-10-22 10:18:21,692 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:18:21,717 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\valid == \old(unknown-main_\old_#valid-unknown)[temp := 1] && \old(unknown-main_\old_#valid-unknown)[temp] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= temp) && 0 == temp) && unknown-#length-unknown[temp] == 4 [2019-10-22 10:18:21,717 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == s && \old(unknown-main_\old_#valid-unknown)[s := 1][temp] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= temp) && 0 == temp) && \old(unknown-main_\old_#valid-unknown)[s := 1][temp := 1] == \valid) && \old(unknown-main_\old_#valid-unknown)[s] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= s) && 4 == unknown-#length-unknown[s] [2019-10-22 10:18:21,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_main_~t~0.base : int, ULTIMATE.start_main_~s~0.base : int :: (\old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base := 1][ULTIMATE.start_main_~t~0.base] == 0 && \old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base] == 0) && \valid == \old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base := 1][ULTIMATE.start_main_~t~0.base := 1][ULTIMATE.start_main_~s~0.base := 0][ULTIMATE.start_main_~t~0.base := 0]) [2019-10-22 10:18:21,733 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fe6c95aa-48c4-4dd3-aaa0-409bad9b901d/bin/ukojak/witness.graphml [2019-10-22 10:18:21,734 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:18:21,735 INFO L168 Benchmark]: Toolchain (without parser) took 17367.07 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 420.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -172.5 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,735 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:21,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,739 INFO L168 Benchmark]: Boogie Preprocessor took 33.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:21,740 INFO L168 Benchmark]: RCFGBuilder took 430.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,740 INFO L168 Benchmark]: CodeCheck took 16291.11 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -19.6 MB). Peak memory consumption was 238.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,740 INFO L168 Benchmark]: Witness Printer took 55.87 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:21,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 32 locations, 15 error locations. Result: SAFE, OverallTime: 16.1s, OverallIterations: 16, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 98432 SDtfs, 91842 SDslu, 98560 SDs, 0 SdLazy, 481354 SolverSat, 168588 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 995 GetRequests, 750 SyntacticMatches, 3 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24161 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 106 ConstructedInterpolants, 4 QuantifiedInterpolants, 8153 SizeOfPredicates, 8 NumberOfNonLiveVariables, 86 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 570]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 571]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 571]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 571]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 571]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 572]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 572]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 573]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 568]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 570]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 574]: free always succeeds For all program executions holds that free always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 568]: Loop Invariant [2019-10-22 10:18:21,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] [2019-10-22 10:18:21,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] [2019-10-22 10:18:21,748 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: (\exists ULTIMATE.start_main_~t~0.base : int, ULTIMATE.start_main_~s~0.base : int :: (\old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base := 1][ULTIMATE.start_main_~t~0.base] == 0 && \old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base] == 0) && \valid == \old(unknown-main_\old_#valid-unknown)[ULTIMATE.start_main_~s~0.base := 1][ULTIMATE.start_main_~t~0.base := 1][ULTIMATE.start_main_~s~0.base := 0][ULTIMATE.start_main_~t~0.base := 0]) - InvariantResult [Line: 563]: Loop Invariant [2019-10-22 10:18:21,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,755 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,756 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,756 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,756 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((\valid == \old(unknown-main_\old_#valid-unknown)[temp := 1] && \old(unknown-main_\old_#valid-unknown)[temp] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= temp) && 0 == temp) && unknown-#length-unknown[temp] == 4 - InvariantResult [Line: 563]: Loop Invariant [2019-10-22 10:18:21,757 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,757 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,757 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,757 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,757 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:18:21,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:18:21,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-10-22 10:18:21,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((0 == s && \old(unknown-main_\old_#valid-unknown)[s := 1][temp] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= temp) && 0 == temp) && \old(unknown-main_\old_#valid-unknown)[s := 1][temp := 1] == \valid) && \old(unknown-main_\old_#valid-unknown)[s] == 0) && unknown-#StackHeapBarrier-unknown + 1 <= s) && 4 == unknown-#length-unknown[s] - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 514.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 430.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * CodeCheck took 16291.11 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -19.6 MB). Peak memory consumption was 238.4 MB. Max. memory is 11.5 GB. * Witness Printer took 55.87 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~s~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~t~0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable 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 #StackHeapBarrier - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #length RESULT: Ultimate proved your program to be correct! Received shutdown request...