./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.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_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/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_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/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_7074f0d1-2c9f-425a-ae15-39557a04e462/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 ef47df31d033e531a0040913ad039c21826bf787c77c5128ceae3ef436a47b49 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:05:13,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:05:13,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:05:13,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:05:13,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:05:13,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:05:13,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:05:13,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:05:13,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:05:13,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:05:13,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:05:13,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:05:13,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:05:13,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:05:13,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:05:13,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:05:13,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:05:13,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:05:13,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:05:13,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:05:13,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:05:13,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:05:13,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:05:13,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:05:13,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:05:13,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:05:13,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:05:13,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:05:13,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:05:13,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:05:13,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:05:13,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:05:13,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:05:13,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:05:13,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:05:13,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:05:13,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:05:13,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:05:13,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:05:13,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:05:13,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:05:13,589 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 04:05:13,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:05:13,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:05:13,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:05:13,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:05:13,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:05:13,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:05:13,617 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:05:13,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:05:13,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:05:13,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:05:13,618 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:05:13,618 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:05:13,618 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:05:13,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:05:13,619 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:05:13,619 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:05:13,619 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:05:13,619 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:05:13,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:05:13,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:13,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:05:13,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:05:13,621 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:05:13,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:05:13,621 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_7074f0d1-2c9f-425a-ae15-39557a04e462/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47df31d033e531a0040913ad039c21826bf787c77c5128ceae3ef436a47b49 [2021-10-29 04:05:13,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:05:13,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:05:13,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:05:13,920 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:05:13,926 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:05:13,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-ext-properties/test-0019_1-2.i [2021-10-29 04:05:14,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/data/72337b6de/3aa7f2d43e9e461c8bc18050562c9891/FLAGc6b99c369 [2021-10-29 04:05:14,565 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:05:14,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/sv-benchmarks/c/list-ext-properties/test-0019_1-2.i [2021-10-29 04:05:14,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/data/72337b6de/3aa7f2d43e9e461c8bc18050562c9891/FLAGc6b99c369 [2021-10-29 04:05:14,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/data/72337b6de/3aa7f2d43e9e461c8bc18050562c9891 [2021-10-29 04:05:14,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:05:14,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:05:14,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:14,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:05:14,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:05:14,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17eb163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:14, skipping insertion in model container [2021-10-29 04:05:14,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:05:14" (1/1) ... [2021-10-29 04:05:14,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:05:14,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:05:15,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:15,244 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:05:15,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:05:15,317 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:05:15,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15 WrapperNode [2021-10-29 04:05:15,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:05:15,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:15,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:05:15,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:05:15,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:05:15,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:05:15,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:05:15,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:05:15,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:05:15,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:05:15,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:05:15,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:05:15,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:05:15" (1/1) ... [2021-10-29 04:05:15,452 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:05:15,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:05:15,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:05:15,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:05:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:05:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:05:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:05:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:05:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:05:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:05:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:05:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:05:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:05:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:05:16,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:05:16,050 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-29 04:05:16,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:05:16 BoogieIcfgContainer [2021-10-29 04:05:16,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:05:16,054 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:05:16,054 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:05:16,073 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:05:16,079 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:05:16" (1/1) ... [2021-10-29 04:05:16,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:05:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2021-10-29 04:05:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2021-10-29 04:05:16,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 04:05:16,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,294 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 04:05:16,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2021-10-29 04:05:16,324 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2021-10-29 04:05:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 04:05:16,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,401 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 04:05:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2021-10-29 04:05:16,493 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2021-10-29 04:05:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:05:16,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,572 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 04:05:16,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2021-10-29 04:05:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2021-10-29 04:05:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:05:16,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,663 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 04:05:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2021-10-29 04:05:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2021-10-29 04:05:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 04:05:16,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,710 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 04:05:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2021-10-29 04:05:16,730 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2021-10-29 04:05:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 04:05:16,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:16,823 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 04:05:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2021-10-29 04:05:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2021-10-29 04:05:16,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:05:16,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:16,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:17,207 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 04:05:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-10-29 04:05:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-10-29 04:05:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:05:17,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:17,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:17,906 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 04:05:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2021-10-29 04:05:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2021-10-29 04:05:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:05:18,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:18,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:18,550 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 04:05:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2021-10-29 04:05:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2021-10-29 04:05:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:05:18,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:18,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:18,779 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 04:05:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2021-10-29 04:05:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2021-10-29 04:05:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:05:18,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:18,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:19,245 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 04:05:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2021-10-29 04:05:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2021-10-29 04:05:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:05:20,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:20,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:20,936 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 04:05:22,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2021-10-29 04:05:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2021-10-29 04:05:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:05:22,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:22,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:23,074 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 04:05:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:25,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-10-29 04:05:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-10-29 04:05:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:05:25,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:25,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:25,867 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 04:05:29,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2021-10-29 04:05:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2021-10-29 04:05:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:05:29,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:29,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:29,066 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 04:05:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2021-10-29 04:05:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2021-10-29 04:05:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:05:29,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:29,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:29,139 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 04:05:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2021-10-29 04:05:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2021-10-29 04:05:29,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:05:29,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:29,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:29,292 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 04:05:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2021-10-29 04:05:29,413 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2021-10-29 04:05:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:05:29,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:29,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:29,545 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 04:05:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2021-10-29 04:05:29,982 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2021-10-29 04:05:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:05:29,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:29,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:30,002 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 04:05:30,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:30,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2021-10-29 04:05:30,013 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2021-10-29 04:05:30,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:05:30,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:30,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:30,039 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 04:05:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-10-29 04:05:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-10-29 04:05:30,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:05:30,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:30,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:30,070 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 04:05:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2021-10-29 04:05:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2021-10-29 04:05:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:05:30,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:30,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:30,313 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 04:05:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2021-10-29 04:05:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2021-10-29 04:05:30,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:05:30,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:30,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:30,894 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 04:05:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2021-10-29 04:05:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2021-10-29 04:05:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:05:30,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:30,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:31,072 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 04:05:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2021-10-29 04:05:31,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2021-10-29 04:05:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:05:31,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:31,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:33,173 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 04:05:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2021-10-29 04:05:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2021-10-29 04:05:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:05:38,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:38,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:40,322 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 04:05:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2021-10-29 04:05:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2021-10-29 04:05:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:05:48,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:48,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:49,944 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 04:05:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:05:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2021-10-29 04:05:57,349 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2021-10-29 04:05:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:05:57,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:05:57,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:05:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:05:59,369 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 04:06:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2021-10-29 04:06:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2021-10-29 04:06:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:06:08,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:08,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:11,159 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 04:06:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2021-10-29 04:06:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2021-10-29 04:06:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:06:23,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:23,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:27,322 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 04:06:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:06:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 31 states and 30 transitions. [2021-10-29 04:06:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2021-10-29 04:06:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:06:50,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:06:50,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:06:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:06:53,850 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 04:07:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 30 states and 29 transitions. [2021-10-29 04:07:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2021-10-29 04:07:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:07:21,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:21,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:21,270 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 04:07:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 29 states and 28 transitions. [2021-10-29 04:07:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2021-10-29 04:07:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:07:25,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:25,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:29,238 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 04:07:36,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:07:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 28 states and 27 transitions. [2021-10-29 04:07:36,809 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2021-10-29 04:07:36,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:07:36,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:07:36,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:07:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:07:40,445 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 04:08:15,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 27 states and 26 transitions. [2021-10-29 04:08:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-10-29 04:08:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:08:15,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:15,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:21,087 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 04:08:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:08:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 26 states and 25 transitions. [2021-10-29 04:08:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 25 transitions. [2021-10-29 04:08:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:08:36,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:08:36,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:08:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:08:56,782 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 04:11:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:16,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 25 states and 24 transitions. [2021-10-29 04:11:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2021-10-29 04:11:16,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:11:16,851 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2021-10-29 04:11:16,856 INFO L759 CodeCheckObserver]: All specifications hold 35 specifications checked. All of them hold [2021-10-29 04:11:17,524 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:11:17,532 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 04:11:17,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:11:17 ImpRootNode [2021-10-29 04:11:17,534 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:11:17,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:11:17,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:11:17,535 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:11:17,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:05:16" (3/4) ... [2021-10-29 04:11:17,538 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:11:17,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-10-29 04:11:17,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:11:17,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:11:17,549 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:11:17,572 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \valid[data := \old(unknown-main_\old_#valid-unknown)[data]] == \old(unknown-main_\old_#valid-unknown) && \old(unknown-main_\old_#valid-unknown)[data] == 0 [2021-10-29 04:11:17,572 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-29 04:11:17,594 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:11:17,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:11:17,596 INFO L168 Benchmark]: Toolchain (without parser) took 362731.10 ms. Allocated memory was 98.6 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 65.3 MB in the beginning and 662.0 MB in the end (delta: -596.7 MB). Peak memory consumption was 781.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,596 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 98.6 MB. Free memory is still 56.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:11:17,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.86 ms. Allocated memory was 98.6 MB in the beginning and 134.2 MB in the end (delta: 35.7 MB). Free memory was 65.0 MB in the beginning and 101.4 MB in the end (delta: -36.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.32 ms. Allocated memory is still 134.2 MB. Free memory was 101.4 MB in the beginning and 99.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:11:17,598 INFO L168 Benchmark]: Boogie Preprocessor took 59.26 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 98.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,599 INFO L168 Benchmark]: RCFGBuilder took 616.61 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 79.9 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,599 INFO L168 Benchmark]: CodeCheck took 361479.60 ms. Allocated memory was 134.2 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 79.9 MB in the beginning and 665.1 MB in the end (delta: -585.3 MB). Peak memory consumption was 759.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,600 INFO L168 Benchmark]: Witness Printer took 60.30 ms. Allocated memory is still 1.5 GB. Free memory was 665.1 MB in the beginning and 662.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:17,603 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, 60 locations, 35 error locations. Started 1 CEGAR loops. OverallTime: 360.7s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1536 SDtfs, -1043321588 SDslu, 512 SDs, 0 SdLazy, -589505368 SolverSat, -1022948352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3399 GetRequests, 2351 SyntacticMatches, 62 SemanticMatches, 986 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451591 ImplicationChecksByTransitivity, 354.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 53.1s InterpolantComputationTime, 397 NumberOfCodeBlocks, 397 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 361 ConstructedInterpolants, 0 QuantifiedInterpolants, 6290 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 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: 529]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 529]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 530]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 530]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 531]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 531]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 531]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 531]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 532]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 532]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 532]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 532]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 536]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 536]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 537]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 537]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 538]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 538]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 538]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 538]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 540]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 540]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 540]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 541]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 541]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 541]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 543]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 35 specifications checked. All of them hold - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: \valid[data := \old(unknown-main_\old_#valid-unknown)[data]] == \old(unknown-main_\old_#valid-unknown) && \old(unknown-main_\old_#valid-unknown)[data] == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 98.6 MB. Free memory is still 56.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 449.86 ms. Allocated memory was 98.6 MB in the beginning and 134.2 MB in the end (delta: 35.7 MB). Free memory was 65.0 MB in the beginning and 101.4 MB in the end (delta: -36.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.32 ms. Allocated memory is still 134.2 MB. Free memory was 101.4 MB in the beginning and 99.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.26 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 98.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 616.61 ms. Allocated memory is still 134.2 MB. Free memory was 98.1 MB in the beginning and 79.9 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 361479.60 ms. Allocated memory was 134.2 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 79.9 MB in the beginning and 665.1 MB in the end (delta: -585.3 MB). Peak memory consumption was 759.2 MB. Max. memory is 16.1 GB. * Witness Printer took 60.30 ms. Allocated memory is still 1.5 GB. Free memory was 665.1 MB in the beginning and 662.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:11:17,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7074f0d1-2c9f-425a-ae15-39557a04e462/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...