./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-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_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/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 10bdb405bd6bca2bddb8b686c44dad291e109402 ................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:14:34,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:34,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:34,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:34,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:34,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:34,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:34,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:34,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:34,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:34,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:34,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:34,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:34,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:34,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:34,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:34,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:34,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:34,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:34,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:34,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:34,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:34,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:34,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:34,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:34,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:34,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:34,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:34,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:34,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:34,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:34,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:34,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:34,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:34,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:34,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:34,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:34,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:34,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:34,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:34,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:34,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-10-22 10:14:34,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:34,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:34,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:34,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:34,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:34,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:34,700 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:14:34,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:34,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:34,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:34,701 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:14:34,701 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:14:34,701 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:14:34,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:34,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:34,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:34,702 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:34,702 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:34,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:34,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:34,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:34,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:34,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:34,703 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:34,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:34,703 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_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-10-22 10:14:34,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:34,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:34,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:34,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:34,760 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:34,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-10-22 10:14:34,805 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/data/bed9e2b95/1b215ee38e2146a8b97cbb998762798e/FLAGfc002ca02 [2019-10-22 10:14:35,258 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:35,259 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-10-22 10:14:35,278 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/data/bed9e2b95/1b215ee38e2146a8b97cbb998762798e/FLAGfc002ca02 [2019-10-22 10:14:35,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/data/bed9e2b95/1b215ee38e2146a8b97cbb998762798e [2019-10-22 10:14:35,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:35,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:35,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:35,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:35,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:35,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:35" (1/1) ... [2019-10-22 10:14:35,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54959118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:35, skipping insertion in model container [2019-10-22 10:14:35,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:35" (1/1) ... [2019-10-22 10:14:35,801 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:35,842 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:36,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:36,184 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:36,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:36,264 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:36,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36 WrapperNode [2019-10-22 10:14:36,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:36,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:36,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:36,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:36,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:36,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:36,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:36,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:36,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:36,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:36,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:36,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:36,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/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 10:14:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:14:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:14:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:36,687 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:36,687 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 10:14:36,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:36 BoogieIcfgContainer [2019-10-22 10:14:36,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:36,689 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:36,689 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:36,700 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:36,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:36" (1/1) ... [2019-10-22 10:14:36,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:14:36,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2019-10-22 10:14:36,745 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2019-10-22 10:14:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:14:36,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:36,925 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 10:14:36,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2019-10-22 10:14:37,000 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2019-10-22 10:14:37,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:14:37,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:37,142 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 10:14:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2019-10-22 10:14:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2019-10-22 10:14:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:14:37,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:37,679 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 10:14:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2019-10-22 10:14:37,892 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2019-10-22 10:14:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:14:37,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:37,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:14:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2019-10-22 10:14:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2019-10-22 10:14:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:14:38,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:40,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2019-10-22 10:14:40,026 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2019-10-22 10:14:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-10-22 10:14:40,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:40,187 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 10:14:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2019-10-22 10:14:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2019-10-22 10:14:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:14:41,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:41,366 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:14:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2019-10-22 10:14:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2019-10-22 10:14:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:14:41,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2019-10-22 10:14:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2019-10-22 10:14:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-10-22 10:14:44,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 10:14:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2019-10-22 10:14:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2019-10-22 10:14:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 10:14:45,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2019-10-22 10:14:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2019-10-22 10:14:46,961 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:14:46,961 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2019-10-22 10:14:46,969 INFO L771 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2019-10-22 10:14:47,033 INFO L575 CodeCheckObserver]: Invariant with dag size 6 [2019-10-22 10:14:47,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,042 INFO L575 CodeCheckObserver]: Invariant with dag size 3 [2019-10-22 10:14:47,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,043 INFO L575 CodeCheckObserver]: Invariant with dag size 26 [2019-10-22 10:14:47,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:14:47 ImpRootNode [2019-10-22 10:14:47,050 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:14:47,050 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:14:47,050 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:14:47,050 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:14:47,051 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:36" (3/4) ... [2019-10-22 10:14:47,055 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:14:47,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-10-22 10:14:47,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-10-22 10:14:47,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-10-22 10:14:47,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0] [2019-10-22 10:14:47,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((unknown-#length-unknown[d] <= d + n && 1 <= d) && \old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0]) && d + n <= unknown-#length-unknown[d]) && 1 == \valid[d]) && d + 1 <= unknown-#length-unknown[d]) || ((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0] && unknown-#length-unknown[d] == n) && 1 == \valid[d]) && 1 <= unknown-#length-unknown[d]) && d == 0) [2019-10-22 10:14:47,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2019-10-22 10:14:47,105 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a7a0a9b1-83f5-4ab2-9b72-cea45b5a551b/bin/ukojak/witness.graphml [2019-10-22 10:14:47,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:14:47,107 INFO L168 Benchmark]: Toolchain (without parser) took 11319.11 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 353.9 MB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -264.2 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,108 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:47,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -160.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.37 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,109 INFO L168 Benchmark]: Boogie Preprocessor took 21.79 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. [2019-10-22 10:14:47,109 INFO L168 Benchmark]: RCFGBuilder took 365.67 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,110 INFO L168 Benchmark]: CodeCheck took 10360.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 233.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -155.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,111 INFO L168 Benchmark]: Witness Printer took 55.49 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:47,113 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, 11 locations, 3 error locations. Result: SAFE, OverallTime: 10.2s, OverallIterations: 11, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2304 SDtfs, 456 SDslu, 2688 SDs, 0 SdLazy, 20186 SolverSat, 8498 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 756 GetRequests, 588 SyntacticMatches, 16 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7651 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 5511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 12/36 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: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 515]: Loop Invariant [2019-10-22 10:14:47,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0] - InvariantResult [Line: 523]: Loop Invariant [2019-10-22 10:14:47,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 517]: Loop Invariant [2019-10-22 10:14:47,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-10-22 10:14:47,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((((unknown-#length-unknown[d] <= d + n && 1 <= d) && \old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0]) && d + n <= unknown-#length-unknown[d]) && 1 == \valid[d]) && d + 1 <= unknown-#length-unknown[d]) || ((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (n * sizeof(char)) := 0] && unknown-#length-unknown[d] == n) && 1 == \valid[d]) && 1 <= unknown-#length-unknown[d]) && d == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 477.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -160.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.37 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.79 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 365.67 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * CodeCheck took 10360.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 233.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -155.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 11.5 GB. * Witness Printer took 55.49 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length RESULT: Ultimate proved your program to be correct! Received shutdown request...