./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:47,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:47,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:47,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:47,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:47,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:47,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:47,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:47,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:47,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:47,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:47,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:47,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:47,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:47,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:47,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:47,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:47,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:47,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:47,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:47,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:47,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:47,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:47,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:47,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:47,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:47,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:47,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:47,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:47,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:47,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:47,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:47,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:47,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:47,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:47,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:47,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:47,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:47,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:47,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:47,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:47,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:31:47,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:47,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:47,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:47,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:47,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:31:47,256 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:31:47,257 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:31:47,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:47,257 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:47,257 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:47,257 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:47,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:47,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:47,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:47,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:47,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:47,259 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:47,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:47,259 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d [2021-11-23 15:31:47,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:47,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:47,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:47,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:47,560 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:47,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2021-11-23 15:31:47,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b44decab8/1b58e097706b4c63afcb51474157b542/FLAG5a35bf270 [2021-11-23 15:31:48,399 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:48,406 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2021-11-23 15:31:48,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b44decab8/1b58e097706b4c63afcb51474157b542/FLAG5a35bf270 [2021-11-23 15:31:48,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b44decab8/1b58e097706b4c63afcb51474157b542 [2021-11-23 15:31:48,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:48,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:48,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:48,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:48,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:48,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:48" (1/1) ... [2021-11-23 15:31:48,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41235d4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:48, skipping insertion in model container [2021-11-23 15:31:48,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:48" (1/1) ... [2021-11-23 15:31:48,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:48,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:49,276 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44118,44131] [2021-11-23 15:31:49,297 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44660,44673] [2021-11-23 15:31:49,389 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56247,56260] [2021-11-23 15:31:49,393 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56368,56381] [2021-11-23 15:31:49,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:49,428 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:49,461 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44118,44131] [2021-11-23 15:31:49,464 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44660,44673] [2021-11-23 15:31:49,529 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56247,56260] [2021-11-23 15:31:49,531 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56368,56381] [2021-11-23 15:31:49,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:49,611 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:49,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49 WrapperNode [2021-11-23 15:31:49,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:49,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:49,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:49,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:49,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,754 INFO L137 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 1174 [2021-11-23 15:31:49,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:49,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:49,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:49,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:49,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:49,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:49,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:49,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:49,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:49" (1/1) ... [2021-11-23 15:31:49,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:49,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:49,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:31:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:31:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:50,302 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:50,304 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:52,455 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:52,656 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:31:52,661 INFO L158 Benchmark]: Toolchain (without parser) took 4104.32ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 51.6MB in the beginning and 76.1MB in the end (delta: -24.5MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:52,662 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 63.2MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:52,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1055.42ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 51.6MB in the beginning and 69.2MB in the end (delta: -17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:52,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 141.47ms. Allocated memory is still 127.9MB. Free memory was 69.2MB in the beginning and 60.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:52,665 INFO L158 Benchmark]: Boogie Preprocessor took 151.47ms. Allocated memory is still 127.9MB. Free memory was 60.8MB in the beginning and 53.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:52,665 INFO L158 Benchmark]: RCFGBuilder took 2751.56ms. Allocated memory is still 127.9MB. Free memory was 53.2MB in the beginning and 76.1MB in the end (delta: -22.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:31:52,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 63.2MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1055.42ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 51.6MB in the beginning and 69.2MB in the end (delta: -17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 141.47ms. Allocated memory is still 127.9MB. Free memory was 69.2MB in the beginning and 60.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.47ms. Allocated memory is still 127.9MB. Free memory was 60.8MB in the beginning and 53.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2751.56ms. Allocated memory is still 127.9MB. Free memory was 53.2MB in the beginning and 76.1MB in the end (delta: -22.9MB). Peak memory consumption was 33.6MB. 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 15:31:52,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:55,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:55,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:55,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:55,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:55,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:55,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:55,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:55,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:55,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:55,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:55,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:55,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:55,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:55,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:55,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:55,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:55,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:55,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:55,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:55,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:55,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:55,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:55,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:55,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:55,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:55,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:55,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:55,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:55,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:55,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:55,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:55,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:55,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:55,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:55,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:55,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:55,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:55,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:55,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:55,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:55,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:55,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:55,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:55,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:55,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:55,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:55,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:55,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:31:55,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:55,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:55,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:55,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:31:55,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:31:55,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:31:55,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:55,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:55,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:55,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:55,373 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:55,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:55,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:55,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:55,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:55,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:55,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:55,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:55,375 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:55,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:55,376 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:55,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:55,376 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d [2021-11-23 15:31:55,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:55,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:55,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:55,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:55,832 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:55,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2021-11-23 15:31:55,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b2f4f40a1/7cd3ce4e52ce451aa42dc2a6e6b0fb59/FLAG571d8086e [2021-11-23 15:31:56,590 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:56,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2021-11-23 15:31:56,621 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b2f4f40a1/7cd3ce4e52ce451aa42dc2a6e6b0fb59/FLAG571d8086e [2021-11-23 15:31:56,807 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/data/b2f4f40a1/7cd3ce4e52ce451aa42dc2a6e6b0fb59 [2021-11-23 15:31:56,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:56,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:56,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:56,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:56,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:56,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d2fe10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56, skipping insertion in model container [2021-11-23 15:31:56,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:56,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:57,623 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44118,44131] [2021-11-23 15:31:57,632 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44660,44673] [2021-11-23 15:31:57,769 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56247,56260] [2021-11-23 15:31:57,771 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56368,56381] [2021-11-23 15:31:57,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:57,799 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:31:57,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:57,869 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44118,44131] [2021-11-23 15:31:57,872 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44660,44673] [2021-11-23 15:31:57,978 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56247,56260] [2021-11-23 15:31:57,980 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56368,56381] [2021-11-23 15:31:57,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:58,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:58,057 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44118,44131] [2021-11-23 15:31:58,061 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[44660,44673] [2021-11-23 15:31:58,157 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56247,56260] [2021-11-23 15:31:58,158 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_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i[56368,56381] [2021-11-23 15:31:58,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:58,268 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:58,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58 WrapperNode [2021-11-23 15:31:58,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:58,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:58,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:58,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:58,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,446 INFO L137 Inliner]: procedures = 285, calls = 294, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 1173 [2021-11-23 15:31:58,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:58,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:58,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:58,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:58,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:58,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:58,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:58,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:58,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:58" (1/1) ... [2021-11-23 15:31:58,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:58,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:58,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:58,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:31:58,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:31:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:31:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:58,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:58,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:58,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:05,767 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:05,964 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:05,971 INFO L158 Benchmark]: Toolchain (without parser) took 9157.22ms. Allocated memory was 83.9MB in the beginning and 144.7MB in the end (delta: 60.8MB). Free memory was 45.4MB in the beginning and 98.9MB in the end (delta: -53.5MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:05,971 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:05,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1456.75ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 41.9MB in the end (delta: 3.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:05,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.77ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 79.9MB in the end (delta: -38.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:05,975 INFO L158 Benchmark]: Boogie Preprocessor took 152.56ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 71.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:05,976 INFO L158 Benchmark]: RCFGBuilder took 7366.32ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 71.5MB in the beginning and 98.9MB in the end (delta: -27.4MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:05,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1456.75ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 41.9MB in the end (delta: 3.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.77ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 79.9MB in the end (delta: -38.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.56ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 71.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7366.32ms. Allocated memory was 102.8MB in the beginning and 144.7MB in the end (delta: 41.9MB). Free memory was 71.5MB in the beginning and 98.9MB in the end (delta: -27.4MB). Peak memory consumption was 57.3MB. 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 15:32:06,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fab8a20-41b2-4aa4-bfa5-b4f27ff73d7d/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