./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_7.c --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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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 05c715fd95d2209519e9aa0425ca71b72050ac0ff5d332c8a9deb8ead8471230 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:41,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:41,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:41,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:41,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:41,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:41,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:41,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:41,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:41,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:41,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:41,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:41,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:41,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:41,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:41,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:41,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:41,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:41,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:41,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:41,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:41,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:41,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:41,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:41,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:41,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:41,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:41,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:41,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:41,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:41,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:41,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:41,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:41,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:41,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:41,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:41,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:41,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:41,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:41,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:41,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:41,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:56:41,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:41,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:41,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:41,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:41,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:41,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:41,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:41,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:41,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:41,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:41,337 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:41,338 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:41,338 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:56:41,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:41,338 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:41,339 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:41,339 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:41,339 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:41,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:41,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:41,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:41,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:41,340 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:41,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:41,341 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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05c715fd95d2209519e9aa0425ca71b72050ac0ff5d332c8a9deb8ead8471230 [2021-11-23 15:56:41,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:41,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:41,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:41,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:41,637 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:41,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_7.c [2021-11-23 15:56:41,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/886e2fc8f/ee458d9c84f448329109bc0f37e9c1cf/FLAG7a4dfa2de [2021-11-23 15:56:42,265 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:42,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c [2021-11-23 15:56:42,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/886e2fc8f/ee458d9c84f448329109bc0f37e9c1cf/FLAG7a4dfa2de [2021-11-23 15:56:42,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/886e2fc8f/ee458d9c84f448329109bc0f37e9c1cf [2021-11-23 15:56:42,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:42,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:42,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:42,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:42,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:42,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d92143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42, skipping insertion in model container [2021-11-23 15:56:42,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:42,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:42,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c[2881,2894] [2021-11-23 15:56:42,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:42,902 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:42,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c[2881,2894] [2021-11-23 15:56:42,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:42,937 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:42,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42 WrapperNode [2021-11-23 15:56:42,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:42,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:42,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:42,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:42,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,978 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 105 [2021-11-23 15:56:42,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:42,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:42,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:42,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:42,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:42,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:43,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:43,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:43,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:43,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:43,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:43,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:43,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:42" (1/1) ... [2021-11-23 15:56:43,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:43,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:43,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:43,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:43,153 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:43,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:43,305 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:43,325 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 15:56:43,329 INFO L158 Benchmark]: Toolchain (without parser) took 669.65ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 76.5MB in the beginning and 112.1MB in the end (delta: -35.6MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,330 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:43,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.15ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 76.2MB in the beginning and 126.7MB in the end (delta: -50.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.54ms. Allocated memory is still 151.0MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,333 INFO L158 Benchmark]: Boogie Preprocessor took 25.97ms. Allocated memory is still 151.0MB. Free memory was 124.6MB in the beginning and 123.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,334 INFO L158 Benchmark]: RCFGBuilder took 321.34ms. Allocated memory is still 151.0MB. Free memory was 123.6MB in the beginning and 112.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:43,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.15ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 76.2MB in the beginning and 126.7MB in the end (delta: -50.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.54ms. Allocated memory is still 151.0MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.97ms. Allocated memory is still 151.0MB. Free memory was 124.6MB in the beginning and 123.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 321.34ms. Allocated memory is still 151.0MB. Free memory was 123.6MB in the beginning and 112.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. 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 15:56:43,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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 05c715fd95d2209519e9aa0425ca71b72050ac0ff5d332c8a9deb8ead8471230 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:45,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:45,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:45,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:45,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:45,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:45,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:45,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:45,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:45,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:45,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:45,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:45,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:45,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:45,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:45,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:45,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:45,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:45,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:45,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:45,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:45,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:45,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:45,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:45,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:45,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:45,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:45,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:45,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:45,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:45,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:45,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:45,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:45,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:45,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:45,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:45,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:45,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:45,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:45,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:45,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:45,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:45,976 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:45,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:45,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:45,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:45,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:45,980 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:45,980 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:56:45,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:45,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:45,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:45,982 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:56:45,982 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:56:45,982 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:56:45,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:45,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:45,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:45,983 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:45,983 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:45,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:45,984 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:45,984 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:45,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:45,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:45,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:45,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:45,985 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:45,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:45,985 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:45,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:45,986 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_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05c715fd95d2209519e9aa0425ca71b72050ac0ff5d332c8a9deb8ead8471230 [2021-11-23 15:56:46,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:46,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:46,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:46,415 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:46,419 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:46,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_7.c [2021-11-23 15:56:46,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/db432bbd4/742fd5b6a5ea464197f797aa0e07e9b4/FLAG9f4bea604 [2021-11-23 15:56:47,068 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:47,072 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c [2021-11-23 15:56:47,081 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/db432bbd4/742fd5b6a5ea464197f797aa0e07e9b4/FLAG9f4bea604 [2021-11-23 15:56:47,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/data/db432bbd4/742fd5b6a5ea464197f797aa0e07e9b4 [2021-11-23 15:56:47,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:47,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:47,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:47,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:47,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:47,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@543e067f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47, skipping insertion in model container [2021-11-23 15:56:47,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:47,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:47,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c[2881,2894] [2021-11-23 15:56:47,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:47,671 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:47,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/sv-benchmarks/c/locks/test_locks_7.c[2881,2894] [2021-11-23 15:56:47,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:47,773 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:47,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47 WrapperNode [2021-11-23 15:56:47,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:47,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:47,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:47,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:47,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,822 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 97 [2021-11-23 15:56:47,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:47,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:47,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:47,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:47,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:47,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:47,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:47,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:47,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:47" (1/1) ... [2021-11-23 15:56:47,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:47,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:47,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:47,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:47,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:47,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:48,049 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:48,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:48,290 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:48,314 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 15:56:48,330 INFO L158 Benchmark]: Toolchain (without parser) took 887.75ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.3MB in the beginning and 58.3MB in the end (delta: -23.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,331 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:48,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.76ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 39.7MB in the end (delta: -4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.75ms. Allocated memory is still 56.6MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:48,334 INFO L158 Benchmark]: Boogie Preprocessor took 45.40ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 36.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,346 INFO L158 Benchmark]: RCFGBuilder took 458.00ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 36.9MB in the beginning and 58.3MB in the end (delta: -21.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 56.6MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.76ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 39.7MB in the end (delta: -4.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.75ms. Allocated memory is still 56.6MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.40ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 36.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.00ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 36.9MB in the beginning and 58.3MB in the end (delta: -21.5MB). Peak memory consumption was 14.1MB. 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 15:56:48,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18d49a4c-ce62-48d7-8646-cf0fe624da7a/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