./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI --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 bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:15:40,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:15:40,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:15:40,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:15:40,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:15:41,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:15:41,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:15:41,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:15:41,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:15:41,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:15:41,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:15:41,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:15:41,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:15:41,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:15:41,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:15:41,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:15:41,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:15:41,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:15:41,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:15:41,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:15:41,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:15:41,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:15:41,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:15:41,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:15:41,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:15:41,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:15:41,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:15:41,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:15:41,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:15:41,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:15:41,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:15:41,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:15:41,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:15:41,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:15:41,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:15:41,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:15:41,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:15:41,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:15:41,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:15:41,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:15:41,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:15:41,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 04:15:41,124 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:15:41,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:15:41,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:15:41,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:15:41,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:15:41,127 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:15:41,127 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:15:41,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:15:41,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:15:41,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:15:41,135 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:15:41,135 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:15:41,136 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:15:41,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:15:41,136 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:15:41,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:15:41,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:15:41,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:15:41,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:15:41,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:41,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:15:41,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:15:41,138 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:15:41,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:15:41,139 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_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcce9a9edb6d3d97e1dc81d42ff33dae1a3a6c5a4c6632dbb9f71fe2bbff6634 [2021-10-29 04:15:41,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:15:41,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:15:41,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:15:41,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:15:41,448 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:15:41,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2021-10-29 04:15:41,547 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/data/86212f759/fc38e9de0ea2493a8b25be2245588858/FLAGcaddde8fa [2021-10-29 04:15:42,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:15:42,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/sv-benchmarks/c/ldv-memsafety/memleaks_test7-2.i [2021-10-29 04:15:42,150 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/data/86212f759/fc38e9de0ea2493a8b25be2245588858/FLAGcaddde8fa [2021-10-29 04:15:42,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/data/86212f759/fc38e9de0ea2493a8b25be2245588858 [2021-10-29 04:15:42,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:15:42,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:15:42,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:42,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:15:42,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:15:42,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:42,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370533b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42, skipping insertion in model container [2021-10-29 04:15:42,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:42,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:15:42,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:15:42,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:42,883 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:15:42,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:42,986 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:15:42,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42 WrapperNode [2021-10-29 04:15:42,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:42,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:42,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:15:42,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:15:42,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:43,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:15:43,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:15:43,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:15:43,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:15:43,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:15:43,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:15:43,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:15:43,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:42" (1/1) ... [2021-10-29 04:15:43,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:43,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:15:43,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:15:43,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:15:43,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:15:43,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:15:43,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:15:43,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:15:43,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:15:43,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 04:15:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:15:43,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:15:43,721 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:15:43,721 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-10-29 04:15:43,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:43 BoogieIcfgContainer [2021-10-29 04:15:43,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:15:43,725 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:15:43,725 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:15:43,734 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:15:43,736 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:43" (1/1) ... [2021-10-29 04:15:43,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:15:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2021-10-29 04:15:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2021-10-29 04:15:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 04:15:43,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:43,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-10-29 04:15:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-10-29 04:15:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:44,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2021-10-29 04:15:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-10-29 04:15:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:44,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2021-10-29 04:15:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2021-10-29 04:15:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:44,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2021-10-29 04:15:44,565 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-10-29 04:15:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:44,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2021-10-29 04:15:44,839 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-10-29 04:15:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:44,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:45,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-10-29 04:15:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-10-29 04:15:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:15:45,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:45,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:45,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2021-10-29 04:15:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2021-10-29 04:15:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:15:45,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:45,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2021-10-29 04:15:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-10-29 04:15:46,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:15:46,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:46,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:47,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:47,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2021-10-29 04:15:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2021-10-29 04:15:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:15:47,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:47,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-10-29 04:15:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-10-29 04:15:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:15:47,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:47,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:48,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2021-10-29 04:15:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2021-10-29 04:15:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:15:48,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:48,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:48,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2021-10-29 04:15:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2021-10-29 04:15:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:15:49,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:49,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:51,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2021-10-29 04:15:51,740 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2021-10-29 04:15:51,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:15:51,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:51,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-10-29 04:15:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-10-29 04:15:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:15:52,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:52,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2021-10-29 04:15:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2021-10-29 04:15:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:15:54,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:54,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2021-10-29 04:15:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2021-10-29 04:15:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:15:56,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:56,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:57,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2021-10-29 04:15:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2021-10-29 04:15:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:15:57,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:57,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2021-10-29 04:15:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-10-29 04:15:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:15:59,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:59,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:04,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2021-10-29 04:16:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2021-10-29 04:16:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:16:04,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:04,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:04,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:05,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2021-10-29 04:16:05,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2021-10-29 04:16:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:16:05,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:05,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:05,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:06,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2021-10-29 04:16:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2021-10-29 04:16:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:16:06,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:06,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-10-29 04:16:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-10-29 04:16:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:16:06,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:06,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:11,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:11,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2021-10-29 04:16:11,011 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-10-29 04:16:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:16:11,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:11,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2021-10-29 04:16:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2021-10-29 04:16:19,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:16:19,045 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2021-10-29 04:16:19,051 INFO L759 CodeCheckObserver]: All specifications hold 11 specifications checked. All of them hold [2021-10-29 04:16:19,376 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:16:19,380 INFO L565 CodeCheckObserver]: Invariant with dag size 47 [2021-10-29 04:16:19,388 INFO L565 CodeCheckObserver]: Invariant with dag size 36 [2021-10-29 04:16:19,391 INFO L565 CodeCheckObserver]: Invariant with dag size 53 [2021-10-29 04:16:19,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,399 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-29 04:16:19,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,406 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,406 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,406 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-29 04:16:19,407 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,417 INFO L565 CodeCheckObserver]: Invariant with dag size 28 [2021-10-29 04:16:19,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:16:19 ImpRootNode [2021-10-29 04:16:19,419 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:16:19,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:16:19,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:16:19,420 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:16:19,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:43" (3/4) ... [2021-10-29 04:16:19,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:16:19,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 04:16:19,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 04:16:19,433 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:16:19,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((a <= 0 && unknown-#length-unknown[a] == 4) && (((!(a7 == p) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) || p == 0)) && 0 <= a) && (\valid[p] == 1 || p == 0)) && (\valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown) || !(p == 0))) && \valid[a] == 1) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && a7 == a) && a7 == a) && 3 <= ret) && 0 < p + 1 [2021-10-29 04:16:19,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((a7 + 4 <= unknown-#length-unknown[a7] && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && \valid[a7] == 1) && ((#memory_$Pointer$[a7][a7] <= 0 && 0 <= #memory_$Pointer$[a7][a7]) || \valid[#memory_$Pointer$[a7][a7]] == 1)) && \valid[#memory_$Pointer$[a7][a7] := \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a7][a7]]][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && #memory_$Pointer$[a7][a7] + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a7][a7] == 0) && \old(unknown-main_\old_#valid-unknown)[a7 := 1][#memory_$Pointer$[a7][a7]] == 0) && 0 <= a7) && \result == 0) || ((\valid[a7] == 1 && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown)) && 3 <= \result)) || (\result + 1 <= 0 && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown))) || ((((a7 + 4 <= unknown-#length-unknown[a7] && \valid[a7] == 1) && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown)) && !(\result == 0)) && 0 <= a7) [2021-10-29 04:16:19,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((a <= 0 && unknown-#length-unknown[a] == 4) && !(a7 == p)) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && 0 <= a) && \valid[a] == 1) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && \valid[p] == 1) && a7 == a) && a7 == a) && 0 < p + 1 [2021-10-29 04:16:19,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(a7 == p) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && (\valid[p] == 1 || p == 0)) && ret + 1 <= 0) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && 0 < p + 1 [2021-10-29 04:16:19,495 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:16:19,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:16:19,500 INFO L168 Benchmark]: Toolchain (without parser) took 37111.42 ms. Allocated memory was 113.2 MB in the beginning and 362.8 MB in the end (delta: 249.6 MB). Free memory was 79.0 MB in the beginning and 247.3 MB in the end (delta: -168.3 MB). Peak memory consumption was 80.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,501 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 113.2 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:16:19,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.39 ms. Allocated memory is still 113.2 MB. Free memory was 78.7 MB in the beginning and 75.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.83 ms. Allocated memory is still 113.2 MB. Free memory was 75.7 MB in the beginning and 73.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,503 INFO L168 Benchmark]: Boogie Preprocessor took 33.65 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 71.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:16:19,507 INFO L168 Benchmark]: RCFGBuilder took 603.84 ms. Allocated memory is still 113.2 MB. Free memory was 71.7 MB in the beginning and 55.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,508 INFO L168 Benchmark]: CodeCheck took 35694.24 ms. Allocated memory was 113.2 MB in the beginning and 362.8 MB in the end (delta: 249.6 MB). Free memory was 55.4 MB in the beginning and 251.5 MB in the end (delta: -196.1 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,508 INFO L168 Benchmark]: Witness Printer took 78.81 ms. Allocated memory is still 362.8 MB. Free memory was 251.5 MB in the beginning and 247.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:16:19,511 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, 28 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 35.2s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 60817408 SDtfs, 113952528 SDslu, 166949432 SDs, 0 SdLazy, 170545830 SolverSat, 60124146 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1995 GetRequests, 1589 SyntacticMatches, 38 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58986 ImplicationChecksByTransitivity, 32.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 162 ConstructedInterpolants, 0 QuantifiedInterpolants, 1851 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 774]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 774]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 781]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 790]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: (((((((((((a <= 0 && unknown-#length-unknown[a] == 4) && (((!(a7 == p) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) || p == 0)) && 0 <= a) && (\valid[p] == 1 || p == 0)) && (\valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown) || !(p == 0))) && \valid[a] == 1) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && a7 == a) && a7 == a) && 3 <= ret) && 0 < p + 1 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((((((((a <= 0 && unknown-#length-unknown[a] == 4) && !(a7 == p)) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && 0 <= a) && \valid[a] == 1) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && \valid[p] == 1) && a7 == a) && a7 == a) && 0 < p + 1 - InvariantResult [Line: 763]: Loop Invariant [2021-10-29 04:16:19,534 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,534 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,534 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,535 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,535 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,535 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,535 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-29 04:16:19,536 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,537 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,537 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,537 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,538 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,538 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,538 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-29 04:16:19,538 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-29 04:16:19,538 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((a7 + 4 <= unknown-#length-unknown[a7] && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && \valid[a7] == 1) && ((#memory_$Pointer$[a7][a7] <= 0 && 0 <= #memory_$Pointer$[a7][a7]) || \valid[#memory_$Pointer$[a7][a7]] == 1)) && \valid[#memory_$Pointer$[a7][a7] := \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a7][a7]]][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && #memory_$Pointer$[a7][a7] + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a7][a7] == 0) && \old(unknown-main_\old_#valid-unknown)[a7 := 1][#memory_$Pointer$[a7][a7]] == 0) && 0 <= a7) && \result == 0) || ((\valid[a7] == 1 && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown)) && 3 <= \result)) || (\result + 1 <= 0 && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown))) || ((((a7 + 4 <= unknown-#length-unknown[a7] && \valid[a7] == 1) && \valid[a7 := 0] == \old(unknown-main_\old_#valid-unknown)) && !(\result == 0)) && 0 <= a7) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((((((!(a7 == p) && \old(unknown-main_\old_#valid-unknown)[a7] == 0) && (\valid[p] == 1 || p == 0)) && ret + 1 <= 0) && \valid[p := 0][a7 := \old(unknown-main_\old_#valid-unknown)[a7]] == \old(unknown-main_\old_#valid-unknown)) && p + 1 <= unknown-#StackHeapBarrier-unknown) && p <= 0) && 0 < p + 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 113.2 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 598.39 ms. Allocated memory is still 113.2 MB. Free memory was 78.7 MB in the beginning and 75.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.83 ms. Allocated memory is still 113.2 MB. Free memory was 75.7 MB in the beginning and 73.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.65 ms. Allocated memory is still 113.2 MB. Free memory was 73.1 MB in the beginning and 71.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 603.84 ms. Allocated memory is still 113.2 MB. Free memory was 71.7 MB in the beginning and 55.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 35694.24 ms. Allocated memory was 113.2 MB in the beginning and 362.8 MB in the end (delta: 249.6 MB). Free memory was 55.4 MB in the beginning and 251.5 MB in the end (delta: -196.1 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. * Witness Printer took 78.81 ms. Allocated memory is still 362.8 MB. Free memory was 251.5 MB in the beginning and 247.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base RESULT: Ultimate proved your program to be correct! [2021-10-29 04:16:19,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eecac7e-3403-426e-8a06-33c7ae491a6d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...