./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/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 0.2.0-a4ecdab [2020-11-29 18:35:54,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:35:54,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:35:54,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:35:54,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:35:54,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:35:54,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:35:54,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:35:54,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:35:54,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:35:54,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:35:54,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:35:54,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:35:54,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:35:54,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:35:54,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:35:54,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:35:54,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:35:54,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:35:54,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:35:54,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:35:54,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:35:54,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:35:54,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:35:54,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:35:54,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:35:54,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:35:54,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:35:54,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:35:54,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:35:54,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:35:54,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:35:54,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:35:54,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:35:54,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:35:54,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:35:54,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:35:54,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:35:54,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:35:54,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:35:54,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:35:54,575 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-29 18:35:54,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:35:54,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:35:54,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:35:54,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:35:54,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:35:54,635 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:35:54,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:35:54,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:35:54,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:35:54,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:35:54,638 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:35:54,639 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:35:54,639 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:35:54,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:35:54,640 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:35:54,640 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:35:54,640 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:35:54,641 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:35:54,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:35:54,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:35:54,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:35:54,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:35:54,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:35:54,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:35:54,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:35:54,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2020-11-29 18:35:55,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:35:55,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:35:55,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:35:55,178 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:35:55,179 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:35:55,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-11-29 18:35:55,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/data/bd045d3b0/9c25be9738344b20a32a07029462e810/FLAG0f1437635 [2020-11-29 18:35:56,158 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:35:56,159 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-11-29 18:35:56,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/data/bd045d3b0/9c25be9738344b20a32a07029462e810/FLAG0f1437635 [2020-11-29 18:35:56,386 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/data/bd045d3b0/9c25be9738344b20a32a07029462e810 [2020-11-29 18:35:56,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:35:56,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:35:56,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:35:56,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:35:56,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:35:56,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:35:56" (1/1) ... [2020-11-29 18:35:56,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1edbfe69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:56, skipping insertion in model container [2020-11-29 18:35:56,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:35:56" (1/1) ... [2020-11-29 18:35:56,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:35:56,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:35:56,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:35:56,983 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:35:57,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:35:57,124 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:35:57,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57 WrapperNode [2020-11-29 18:35:57,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:35:57,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:35:57,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:35:57,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:35:57,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:35:57,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:35:57,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:35:57,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:35:57,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... [2020-11-29 18:35:57,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:35:57,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:35:57,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:35:57,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:35:57,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:35:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/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 [2020-11-29 18:35:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:35:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:35:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:35:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:35:57,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:35:58,217 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:35:58,217 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-29 18:35:58,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:35:58 BoogieIcfgContainer [2020-11-29 18:35:58,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:35:58,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:35:58,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:35:58,239 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:35:58,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:35:58" (1/1) ... [2020-11-29 18:35:58,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:35:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:35:58,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2020-11-29 18:35:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-11-29 18:35:58,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 18:35:58,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:35:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:35:58,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:35:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:35:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2020-11-29 18:35:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2020-11-29 18:35:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 18:35:58,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:35:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:35:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:35:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:35:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2020-11-29 18:35:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2020-11-29 18:35:59,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 18:35:59,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:35:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:35:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:00,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:00,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2020-11-29 18:36:00,340 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2020-11-29 18:36:00,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:36:00,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2020-11-29 18:36:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2020-11-29 18:36:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:36:03,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:04,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:04,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2020-11-29 18:36:04,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2020-11-29 18:36:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:36:04,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:04,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2020-11-29 18:36:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2020-11-29 18:36:06,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:36:06,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:07,055 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 18:36:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2020-11-29 18:36:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2020-11-29 18:36:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:36:07,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:08,633 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-11-29 18:36:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2020-11-29 18:36:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2020-11-29 18:36:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:36:11,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 18:36:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2020-11-29 18:36:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2020-11-29 18:36:13,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 18:36:13,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 18:36:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2020-11-29 18:36:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2020-11-29 18:36:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 18:36:14,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:36:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:17,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:36:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-11-29 18:36:17,463 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-11-29 18:36:17,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 18:36:17,464 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-11-29 18:36:17,471 INFO L765 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2020-11-29 18:36:17,633 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-11-29 18:36:17,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,648 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 18:36:17,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,650 INFO L569 CodeCheckObserver]: Invariant with dag size 26 [2020-11-29 18:36:17,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 06:36:17 ImpRootNode [2020-11-29 18:36:17,668 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 18:36:17,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:36:17,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:36:17,670 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:36:17,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:35:58" (3/4) ... [2020-11-29 18:36:17,676 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 18:36:17,706 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-11-29 18:36:17,711 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-29 18:36:17,717 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-29 18:36:17,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) [2020-11-29 18:36:17,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-#length-unknown[d] == n && 1 <= unknown-#length-unknown[d]) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && d == 0) || (((((d + n <= unknown-#length-unknown[d] && unknown-#length-unknown[d] <= d + n) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && 1 <= d) && d + 1 <= unknown-#length-unknown[d]) [2020-11-29 18:36:17,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-11-29 18:36:17,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a8585f4-4c2c-4838-a8ca-5dc0bcd82160/bin/ukojak/witness.graphml [2020-11-29 18:36:17,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:36:17,786 INFO L168 Benchmark]: Toolchain (without parser) took 21392.61 ms. Allocated memory was 77.6 MB in the beginning and 218.1 MB in the end (delta: 140.5 MB). Free memory was 46.4 MB in the beginning and 167.5 MB in the end (delta: -121.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:17,787 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 77.6 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 23.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:36:17,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.16 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 46.2 MB in the beginning and 67.7 MB in the end (delta: -21.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:17,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 102.8 MB. Free memory was 67.7 MB in the beginning and 65.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:17,789 INFO L168 Benchmark]: Boogie Preprocessor took 36.48 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 64.7 MB in the end (delta: 938.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:36:17,790 INFO L168 Benchmark]: RCFGBuilder took 994.10 ms. Allocated memory is still 102.8 MB. Free memory was 64.7 MB in the beginning and 42.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:17,790 INFO L168 Benchmark]: CodeCheck took 19445.35 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 42.0 MB in the beginning and 169.6 MB in the end (delta: -127.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:36:17,791 INFO L168 Benchmark]: Witness Printer took 114.76 ms. Allocated memory is still 218.1 MB. Free memory was 169.6 MB in the beginning and 167.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:17,795 INFO L339 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.2s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6144 SDtfs, 128 SDslu, 4864 SDs, 0 SdLazy, 42482 SolverSat, 19674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 902 GetRequests, 730 SyntacticMatches, 16 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8161 ImplicationChecksByTransitivity, 17.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 5943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 21/45 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 [2020-11-29 18:36:17,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,799 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) - InvariantResult [Line: 523]: Loop Invariant [2020-11-29 18:36:17,799 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 517]: Loop Invariant [2020-11-29 18:36:17,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,803 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 18:36:17,814 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 18:36:17,815 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((unknown-#length-unknown[d] == n && 1 <= unknown-#length-unknown[d]) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && d == 0) || (((((d + n <= unknown-#length-unknown[d] && unknown-#length-unknown[d] <= d + n) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && 1 <= d) && d + 1 <= unknown-#length-unknown[d]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 77.6 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 23.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 727.16 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 46.2 MB in the beginning and 67.7 MB in the end (delta: -21.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 102.8 MB. Free memory was 67.7 MB in the beginning and 65.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.48 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 64.7 MB in the end (delta: 938.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 994.10 ms. Allocated memory is still 102.8 MB. Free memory was 64.7 MB in the beginning and 42.0 MB in the end (delta: 22.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 19445.35 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 42.0 MB in the beginning and 169.6 MB in the end (delta: -127.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 114.76 ms. Allocated memory is still 218.1 MB. Free memory was 169.6 MB in the beginning and 167.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #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 main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #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 RESULT: Ultimate proved your program to be correct! Received shutdown request...