./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.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_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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_31a510b8-15eb-48e3-b5b8-2403f8577e60/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 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:43,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:43,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:43,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:43,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:43,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:43,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:43,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:43,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:43,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:43,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:43,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:43,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:43,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:43,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:43,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:43,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:43,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:43,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:43,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:43,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:43,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:43,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:43,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:43,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:43,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:43,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:43,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:43,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:43,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:43,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:43,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:43,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:43,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:43,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:43,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:43,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:43,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:43,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:43,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:43,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:43,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:55:43,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:43,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:43,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:43,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:43,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:43,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:43,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:55:43,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:43,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:43,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:43,578 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:55:43,578 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:55:43,578 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:55:43,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:43,578 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:43,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:43,579 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:43,579 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:43,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:43,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:43,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:43,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:43,580 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:43,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:43,581 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_31a510b8-15eb-48e3-b5b8-2403f8577e60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 [2021-11-23 15:55:43,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:43,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:43,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:43,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:43,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:43,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2021-11-23 15:55:43,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/8864b1aa7/c1b615cf05a04d99bd807fbebfaee195/FLAG90b9bf7d8 [2021-11-23 15:55:44,512 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:44,512 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2021-11-23 15:55:44,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/8864b1aa7/c1b615cf05a04d99bd807fbebfaee195/FLAG90b9bf7d8 [2021-11-23 15:55:44,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/8864b1aa7/c1b615cf05a04d99bd807fbebfaee195 [2021-11-23 15:55:44,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:44,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:44,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:44,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:44,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:44,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3068fcfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44, skipping insertion in model container [2021-11-23 15:55:44,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:44,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:45,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,321 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:45,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,498 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:45,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45 WrapperNode [2021-11-23 15:55:45,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:45,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:45,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:45,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:45,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,584 INFO L137 Inliner]: procedures = 167, calls = 80, calls flagged for inlining = 33, calls inlined = 10, statements flattened = 81 [2021-11-23 15:55:45,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:45,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:45,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:45,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:45,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:45,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:45,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:45,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:45,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:45,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:45,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:45,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:45,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:45,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:45,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:45,980 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:46,336 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:46,398 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:46,404 INFO L158 Benchmark]: Toolchain (without parser) took 1595.81ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 70.9MB in the beginning and 92.0MB in the end (delta: -21.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,405 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 94.4MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:46,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.37ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 55.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.72ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 52.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,409 INFO L158 Benchmark]: Boogie Preprocessor took 58.46ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 51.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,416 INFO L158 Benchmark]: RCFGBuilder took 756.74ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 92.0MB in the end (delta: -40.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 94.4MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.37ms. Allocated memory is still 94.4MB. Free memory was 70.6MB in the beginning and 55.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.72ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 52.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.46ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 51.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 756.74ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 92.0MB in the end (delta: -40.6MB). Peak memory consumption was 21.7MB. 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 15:55:46,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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_31a510b8-15eb-48e3-b5b8-2403f8577e60/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 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:49,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:49,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:49,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:49,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:49,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:49,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:49,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:49,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:49,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:49,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:49,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:49,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:49,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:49,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:49,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:49,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:49,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:49,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:49,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:49,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:49,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:49,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:49,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:49,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:49,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:49,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:49,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:49,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:49,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:49,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:49,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:49,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:49,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:49,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:49,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:49,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:49,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:49,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:49,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:49,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:49,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:49,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:49,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:49,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:49,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:49,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:49,265 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:49,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:55:49,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:49,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:49,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:49,267 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:55:49,267 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:55:49,267 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:55:49,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:49,268 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:49,268 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:49,268 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:49,268 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:49,269 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:49,269 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:49,269 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:49,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:49,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:49,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:49,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:49,271 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:49,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:49,271 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:49,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:49,272 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_31a510b8-15eb-48e3-b5b8-2403f8577e60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 [2021-11-23 15:55:49,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:49,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:49,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:49,692 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:49,693 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:49,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2021-11-23 15:55:49,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/a3d1df84c/335cd64ea6c44a0c925bdc9942febf89/FLAG36bd3b391 [2021-11-23 15:55:50,550 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:50,551 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2021-11-23 15:55:50,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/a3d1df84c/335cd64ea6c44a0c925bdc9942febf89/FLAG36bd3b391 [2021-11-23 15:55:50,766 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/data/a3d1df84c/335cd64ea6c44a0c925bdc9942febf89 [2021-11-23 15:55:50,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:50,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:50,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:50,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:50,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:50,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71f41266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50, skipping insertion in model container [2021-11-23 15:55:50,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:50,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:51,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:51,345 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:51,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:51,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:51,452 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:51,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:51,555 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:51,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51 WrapperNode [2021-11-23 15:55:51,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:51,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:51,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:51,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:51,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,614 INFO L137 Inliner]: procedures = 168, calls = 80, calls flagged for inlining = 33, calls inlined = 10, statements flattened = 81 [2021-11-23 15:55:51,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:51,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:51,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:51,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:51,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:51,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:51,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:51,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:51,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:51,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:51,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:51,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:51,896 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:51,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:52,329 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:52,365 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:52,369 INFO L158 Benchmark]: Toolchain (without parser) took 1597.73ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 55.7MB in the end (delta: 4.5MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,370 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:52,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.30ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 54.8MB in the end (delta: 5.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.02ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 52.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,372 INFO L158 Benchmark]: Boogie Preprocessor took 40.05ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,373 INFO L158 Benchmark]: RCFGBuilder took 709.60ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 55.7MB in the end (delta: -5.4MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:52,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 40.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.30ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 54.8MB in the end (delta: 5.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.02ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 52.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.05ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 709.60ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 55.7MB in the end (delta: -5.4MB). Peak memory consumption was 13.0MB. 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 15:55:52,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31a510b8-15eb-48e3-b5b8-2403f8577e60/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