./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_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/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 [2020-11-28 04:36:58,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:36:58,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:36:58,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:36:58,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:36:58,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:36:58,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:36:58,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:36:58,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:36:58,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:36:58,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:36:58,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:36:58,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:36:58,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:36:58,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:36:58,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:36:58,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:36:58,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:36:58,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:36:58,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:36:58,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:36:58,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:36:58,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:36:58,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:36:58,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:36:58,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:36:58,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:36:58,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:36:58,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:36:58,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:36:58,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:36:58,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:36:58,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:36:58,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:36:58,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:36:58,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:36:58,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:36:58,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:36:58,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:36:58,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:36:58,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:36:58,806 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-28 04:36:58,854 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:36:58,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:36:58,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:36:58,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:36:58,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:36:58,857 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:36:58,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:36:58,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:36:58,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:36:58,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:36:58,859 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 04:36:58,860 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 04:36:58,860 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 04:36:58,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:36:58,861 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:36:58,861 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:36:58,861 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:36:58,861 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:36:58,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:36:58,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:36:58,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:36:58,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:36:58,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:36:58,863 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:36:58,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:36:58,863 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_3e7ba45b-808a-4309-b62f-e444d31ec7ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2020-11-28 04:36:59,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:36:59,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:36:59,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:36:59,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:36:59,278 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:36:59,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-11-28 04:36:59,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/data/dc19abad4/cf7800235f2b42da8b0ecb77311da1f3/FLAG41a262460 [2020-11-28 04:36:59,998 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:36:59,999 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-11-28 04:37:00,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/data/dc19abad4/cf7800235f2b42da8b0ecb77311da1f3/FLAG41a262460 [2020-11-28 04:37:00,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/data/dc19abad4/cf7800235f2b42da8b0ecb77311da1f3 [2020-11-28 04:37:00,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:00,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:00,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:00,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:00,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:00,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46041a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00, skipping insertion in model container [2020-11-28 04:37:00,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:00,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:00,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:00,764 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:00,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:00,860 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:00,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00 WrapperNode [2020-11-28 04:37:00,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:00,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:00,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:00,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:00,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:00,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:00,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:00,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:00,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... [2020-11-28 04:37:00,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:00,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:00,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:00,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:00,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/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 [2020-11-28 04:37:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:37:01,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:37:01,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:01,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:01,541 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:37:01,541 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-28 04:37:01,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:01 BoogieIcfgContainer [2020-11-28 04:37:01,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:37:01,544 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:37:01,544 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:37:01,554 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:37:01,554 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:01" (1/1) ... [2020-11-28 04:37:01,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:37:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2020-11-28 04:37:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-11-28 04:37:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-28 04:37:01,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:01,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2020-11-28 04:37:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2020-11-28 04:37:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-28 04:37:01,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2020-11-28 04:37:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2020-11-28 04:37:02,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-28 04:37:02,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:03,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:03,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2020-11-28 04:37:03,160 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2020-11-28 04:37:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-28 04:37:03,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2020-11-28 04:37:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2020-11-28 04:37:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-28 04:37:03,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:06,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2020-11-28 04:37:06,452 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2020-11-28 04:37:06,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-28 04:37:06,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2020-11-28 04:37:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2020-11-28 04:37:08,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:37:08,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:37:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2020-11-28 04:37:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2020-11-28 04:37:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:37:08,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2020-11-28 04:37:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2020-11-28 04:37:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:37:11,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:12,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:37:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2020-11-28 04:37:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2020-11-28 04:37:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:37:13,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-28 04:37:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2020-11-28 04:37:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2020-11-28 04:37:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:37:14,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-11-28 04:37:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-11-28 04:37:16,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:37:16,380 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-11-28 04:37:16,386 INFO L765 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2020-11-28 04:37:16,508 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-11-28 04:37:16,513 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,519 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,520 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-28 04:37:16,520 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,520 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,521 INFO L569 CodeCheckObserver]: Invariant with dag size 26 [2020-11-28 04:37:16,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:37:16 ImpRootNode [2020-11-28 04:37:16,531 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:37:16,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:37:16,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:37:16,533 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:37:16,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:01" (3/4) ... [2020-11-28 04:37:16,537 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:37:16,566 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-11-28 04:37:16,566 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-28 04:37:16,566 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-28 04:37:16,589 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) [2020-11-28 04:37:16,589 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]) [2020-11-28 04:37:16,590 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-11-28 04:37:16,615 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3e7ba45b-808a-4309-b62f-e444d31ec7ba/bin/ukojak/witness.graphml [2020-11-28 04:37:16,615 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:37:16,618 INFO L168 Benchmark]: Toolchain (without parser) took 16305.75 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 72.4 MB in the beginning and 75.0 MB in the end (delta: -2.6 MB). Peak memory consumption was 112.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,618 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 81.8 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:16,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.13 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 71.2 MB in the end (delta: 976.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.80 ms. Allocated memory is still 104.9 MB. Free memory was 71.2 MB in the beginning and 69.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,622 INFO L168 Benchmark]: Boogie Preprocessor took 41.24 ms. Allocated memory is still 104.9 MB. Free memory was 69.0 MB in the beginning and 68.1 MB in the end (delta: 933.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:16,623 INFO L168 Benchmark]: RCFGBuilder took 569.99 ms. Allocated memory is still 104.9 MB. Free memory was 68.1 MB in the beginning and 46.0 MB in the end (delta: 22.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,624 INFO L168 Benchmark]: CodeCheck took 14987.06 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 45.9 MB in the beginning and 78.1 MB in the end (delta: -32.2 MB). Peak memory consumption was 85.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,625 INFO L168 Benchmark]: Witness Printer took 83.60 ms. Allocated memory is still 220.2 MB. Free memory was 78.1 MB in the beginning and 75.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:16,629 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: 14.8s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6656 SDtfs, 896 SDslu, 5504 SDs, 0 SdLazy, 38002 SolverSat, 17882 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 898 GetRequests, 726 SyntacticMatches, 16 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8070 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.8s 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 [2020-11-28 04:37:16,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,631 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 [2020-11-28 04:37:16,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 517]: Loop Invariant [2020-11-28 04:37:16,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-28 04:37:16,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-28 04:37:16,640 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 0.64 ms. Allocated memory is still 81.8 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 548.13 ms. Allocated memory is still 104.9 MB. Free memory was 72.2 MB in the beginning and 71.2 MB in the end (delta: 976.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.80 ms. Allocated memory is still 104.9 MB. Free memory was 71.2 MB in the beginning and 69.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.24 ms. Allocated memory is still 104.9 MB. Free memory was 69.0 MB in the beginning and 68.1 MB in the end (delta: 933.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 569.99 ms. Allocated memory is still 104.9 MB. Free memory was 68.1 MB in the beginning and 46.0 MB in the end (delta: 22.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 14987.06 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 45.9 MB in the beginning and 78.1 MB in the end (delta: -32.2 MB). Peak memory consumption was 85.4 MB. Max. memory is 16.1 GB. * Witness Printer took 83.60 ms. Allocated memory is still 220.2 MB. Free memory was 78.1 MB in the beginning and 75.0 MB in the end (delta: 3.1 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...