./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/lockfree-3.0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/lockfree-3.0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu --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 ce7b97696e85da66033a1f3711f1d24681434c76600ae3cd891d7ea07b7fcbea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:40,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:40,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:40,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:40,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:40,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:40,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:40,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:40,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:40,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:40,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:40,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:40,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:40,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:40,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:40,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:40,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:40,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:40,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:40,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:40,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:40,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:40,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:40,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:40,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:40,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:40,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:40,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:40,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:40,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:40,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:40,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:40,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:40,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:40,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:40,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:40,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:40,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:40,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:40,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:40,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:40,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:01:40,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:40,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:40,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:40,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:40,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:40,904 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:40,904 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:01:40,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:40,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:40,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:40,910 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:01:40,910 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:01:40,910 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:01:40,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:40,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:40,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:40,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:40,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:40,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:40,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:40,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:40,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:40,913 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:40,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:40,914 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_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce7b97696e85da66033a1f3711f1d24681434c76600ae3cd891d7ea07b7fcbea [2021-11-23 15:01:41,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:41,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:41,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:41,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:41,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:41,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/lockfree-3.0.i [2021-11-23 15:01:41,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/2f8324700/09eefd0b1a1b40d2838c947882ec76ad/FLAGf9030d9be [2021-11-23 15:01:41,831 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:41,832 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/sv-benchmarks/c/memsafety/lockfree-3.0.i [2021-11-23 15:01:41,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/2f8324700/09eefd0b1a1b40d2838c947882ec76ad/FLAGf9030d9be [2021-11-23 15:01:42,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/2f8324700/09eefd0b1a1b40d2838c947882ec76ad [2021-11-23 15:01:42,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:42,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:42,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:42,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:42,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:42,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a098354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42, skipping insertion in model container [2021-11-23 15:01:42,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:42,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:42,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,540 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:42,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,610 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:42,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42 WrapperNode [2021-11-23 15:01:42,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:42,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:42,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:42,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,658 INFO L137 Inliner]: procedures = 125, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 120 [2021-11-23 15:01:42,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:42,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:42,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:42,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:42,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:42,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:42,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:42,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:42,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:42,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:42,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:42,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:42,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:43,214 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:43,256 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:43,262 INFO L158 Benchmark]: Toolchain (without parser) took 1098.92ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 62.3MB in the beginning and 97.8MB in the end (delta: -35.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,263 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:43,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.81ms. Allocated memory is still 96.5MB. Free memory was 62.1MB in the beginning and 65.8MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.90ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,266 INFO L158 Benchmark]: Boogie Preprocessor took 31.15ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 62.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,268 INFO L158 Benchmark]: RCFGBuilder took 567.89ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 61.9MB in the beginning and 97.8MB in the end (delta: -35.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 96.5MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.81ms. Allocated memory is still 96.5MB. Free memory was 62.1MB in the beginning and 65.8MB in the end (delta: -3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.90ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 63.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.15ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 62.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 567.89ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 61.9MB in the beginning and 97.8MB in the end (delta: -35.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:43,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/lockfree-3.0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu --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 ce7b97696e85da66033a1f3711f1d24681434c76600ae3cd891d7ea07b7fcbea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:45,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:45,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:45,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:45,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:45,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:45,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:45,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:45,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:45,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:45,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:45,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:45,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:45,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:45,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:45,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:45,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:45,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:45,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:45,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:45,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:45,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:45,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:45,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:45,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:45,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:45,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:45,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:45,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:45,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:45,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:45,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:45,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:45,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:45,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:45,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:45,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:45,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:45,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:45,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:45,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:45,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:45,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:45,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:45,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:45,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:45,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:45,984 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:45,984 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:01:45,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:45,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:45,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:45,986 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:01:45,986 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:01:45,986 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:01:45,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:45,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:45,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:45,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:45,987 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:45,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:45,988 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:45,988 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:45,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:45,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:45,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:45,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:45,989 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:45,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:45,990 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:45,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:45,990 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce7b97696e85da66033a1f3711f1d24681434c76600ae3cd891d7ea07b7fcbea [2021-11-23 15:01:46,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:46,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:46,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:46,412 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:46,414 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:46,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/lockfree-3.0.i [2021-11-23 15:01:46,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/f4fcdc03e/08642046e9f546a5be5a2f32b076524b/FLAG58f00e6ff [2021-11-23 15:01:47,172 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:47,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/sv-benchmarks/c/memsafety/lockfree-3.0.i [2021-11-23 15:01:47,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/f4fcdc03e/08642046e9f546a5be5a2f32b076524b/FLAG58f00e6ff [2021-11-23 15:01:47,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/data/f4fcdc03e/08642046e9f546a5be5a2f32b076524b [2021-11-23 15:01:47,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:47,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:47,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:47,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:47,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:47,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7f4660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47, skipping insertion in model container [2021-11-23 15:01:47,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:47,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:47,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,910 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:47,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,999 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:47,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47 WrapperNode [2021-11-23 15:01:48,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:48,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:48,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,059 INFO L137 Inliner]: procedures = 128, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2021-11-23 15:01:48,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:48,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:48,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:48,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:48,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:48,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:48,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:48,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:48,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:48,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:48,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:48,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:48,285 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:48,287 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:48,726 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:48,772 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:48,785 INFO L158 Benchmark]: Toolchain (without parser) took 1329.56ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.3MB in the beginning and 40.9MB in the end (delta: -5.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,787 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:48,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.81ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 34.5MB in the end (delta: 502.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.21ms. Allocated memory is still 58.7MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,790 INFO L158 Benchmark]: Boogie Preprocessor took 34.90ms. Allocated memory is still 58.7MB. Free memory was 32.3MB in the beginning and 30.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,792 INFO L158 Benchmark]: RCFGBuilder took 685.00ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 40.9MB in the end (delta: -10.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.81ms. Allocated memory is still 58.7MB. Free memory was 35.0MB in the beginning and 34.5MB in the end (delta: 502.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.21ms. Allocated memory is still 58.7MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.90ms. Allocated memory is still 58.7MB. Free memory was 32.3MB in the beginning and 30.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.00ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 40.9MB in the end (delta: -10.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:48,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a28b6a7-dd8b-4255-bbfb-1ee60e460ad5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable