./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_8.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/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_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7157ba450d9d62b74d19027a6860eb7210e35a76921ceb23a9c0a69add85337 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:23,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:23,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:23,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:23,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:23,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:23,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:23,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:23,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:23,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:23,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:23,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:23,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:23,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:23,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:23,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:23,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:23,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:23,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:23,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:23,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:23,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:23,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:23,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:23,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:23,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:23,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:23,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:23,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:23,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:23,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:23,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:23,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:23,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:23,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:23,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:23,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:23,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:23,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:23,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:23,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:23,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:23,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:23,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:23,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:23,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:23,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:23,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:23,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:23,207 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:23,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:23,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:23,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:23,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:23,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:23,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:23,216 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:23,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:23,216 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:23,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:23,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:23,217 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:23,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:23,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:23,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:23,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:23,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:23,218 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:23,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:23,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:23,218 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_3743236d-0c84-4e36-af32-52408a087f5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7157ba450d9d62b74d19027a6860eb7210e35a76921ceb23a9c0a69add85337 [2021-11-23 15:54:23,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:23,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:23,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:23,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:23,556 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:23,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_8.c [2021-11-23 15:54:23,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/8849c5ff0/4b4f187ed1f8480d863fcd53af550011/FLAGed40d121b [2021-11-23 15:54:24,130 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:24,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c [2021-11-23 15:54:24,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/8849c5ff0/4b4f187ed1f8480d863fcd53af550011/FLAGed40d121b [2021-11-23 15:54:24,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/8849c5ff0/4b4f187ed1f8480d863fcd53af550011 [2021-11-23 15:54:24,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:24,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:24,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:24,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:24,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:24,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6f982e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24, skipping insertion in model container [2021-11-23 15:54:24,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:24,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:24,748 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_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c[3218,3231] [2021-11-23 15:54:24,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:24,760 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:24,830 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_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c[3218,3231] [2021-11-23 15:54:24,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:24,855 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:24,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24 WrapperNode [2021-11-23 15:54:24,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:24,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:24,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:24,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:24,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,893 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2021-11-23 15:54:24,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:24,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:24,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:24,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:24,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:24,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:24,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:24,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:24,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:24,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:24,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:24,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:25,095 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:25,098 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:25,298 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:25,332 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 15:54:25,338 INFO L158 Benchmark]: Toolchain (without parser) took 848.22ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 45.8MB in the beginning and 75.9MB in the end (delta: -30.0MB). Peak memory consumption was 156.6kB. Max. memory is 16.1GB. [2021-11-23 15:54:25,338 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:25,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.01ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 91.4MB in the end (delta: -45.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.42ms. Allocated memory is still 113.2MB. Free memory was 91.0MB in the beginning and 89.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:25,341 INFO L158 Benchmark]: Boogie Preprocessor took 24.75ms. Allocated memory is still 113.2MB. Free memory was 89.3MB in the beginning and 88.4MB in the end (delta: 861.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,358 INFO L158 Benchmark]: RCFGBuilder took 415.96ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 75.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:25,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.01ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 45.6MB in the beginning and 91.4MB in the end (delta: -45.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.42ms. Allocated memory is still 113.2MB. Free memory was 91.0MB in the beginning and 89.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.75ms. Allocated memory is still 113.2MB. Free memory was 89.3MB in the beginning and 88.4MB in the end (delta: 861.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 415.96ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 75.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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 15:54:25,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/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_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/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_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7157ba450d9d62b74d19027a6860eb7210e35a76921ceb23a9c0a69add85337 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:27,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:27,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:27,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:27,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:27,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:27,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:27,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:27,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:27,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:27,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:27,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:27,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:27,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:27,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:27,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:27,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:27,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:27,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:27,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:28,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:28,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:28,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:28,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:28,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:28,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:28,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:28,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:28,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:28,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:28,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:28,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:28,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:28,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:28,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:28,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:28,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:28,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:28,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:28,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:28,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:28,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:28,109 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:28,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:28,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:28,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:28,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:28,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:28,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:28,112 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:28,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:28,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:28,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:28,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:28,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:28,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:28,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:28,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:28,114 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:28,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:28,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:28,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:28,115 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:28,115 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:28,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:28,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:28,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:28,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:28,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:28,117 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:28,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:28,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:28,118 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:28,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:28,118 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_3743236d-0c84-4e36-af32-52408a087f5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7157ba450d9d62b74d19027a6860eb7210e35a76921ceb23a9c0a69add85337 [2021-11-23 15:54:28,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:28,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:28,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:28,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:28,569 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:28,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/locks/test_locks_8.c [2021-11-23 15:54:28,648 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/f6437140b/b2e13dd5126f462cbc0d3a8699574cf2/FLAG0291b3398 [2021-11-23 15:54:29,262 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:29,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c [2021-11-23 15:54:29,276 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/f6437140b/b2e13dd5126f462cbc0d3a8699574cf2/FLAG0291b3398 [2021-11-23 15:54:29,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/data/f6437140b/b2e13dd5126f462cbc0d3a8699574cf2 [2021-11-23 15:54:29,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:29,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:29,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:29,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:29,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:29,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c614d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29, skipping insertion in model container [2021-11-23 15:54:29,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:29,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:29,838 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_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c[3218,3231] [2021-11-23 15:54:29,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:29,854 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:29,877 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_3743236d-0c84-4e36-af32-52408a087f5b/sv-benchmarks/c/locks/test_locks_8.c[3218,3231] [2021-11-23 15:54:29,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:29,891 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:29,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29 WrapperNode [2021-11-23 15:54:29,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:29,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:29,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:29,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:29,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,936 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2021-11-23 15:54:29,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:29,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:29,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:29,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:29,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:29,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:29,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:29,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:29,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:29" (1/1) ... [2021-11-23 15:54:29,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:29,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:30,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:30,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:30,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:30,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:30,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:30,153 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:30,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:30,382 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:30,396 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 15:54:30,400 INFO L158 Benchmark]: Toolchain (without parser) took 743.48ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 31.8MB in the end (delta: 6.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,401 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:30,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.93ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 27.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.31ms. Allocated memory is still 60.8MB. Free memory was 27.5MB in the beginning and 43.7MB in the end (delta: -16.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,404 INFO L158 Benchmark]: Boogie Preprocessor took 26.35ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,405 INFO L158 Benchmark]: RCFGBuilder took 434.43ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 31.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.93ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 27.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.31ms. Allocated memory is still 60.8MB. Free memory was 27.5MB in the beginning and 43.7MB in the end (delta: -16.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.35ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 42.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.43ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 31.8MB in the end (delta: 10.7MB). 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 15:54:30,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3743236d-0c84-4e36-af32-52408a087f5b/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