./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-sorted-2.i --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_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-sorted-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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_a1a9a623-485f-45a4-a2e2-acafe72427cc/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 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:33,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:33,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:34,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:34,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:34,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:34,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:34,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:34,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:34,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:34,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:34,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:34,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:34,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:34,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:34,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:34,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:34,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:34,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:34,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:34,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:34,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:34,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:34,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:34,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:34,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:34,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:34,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:34,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:34,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:34,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:34,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:34,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:34,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:34,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:34,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:34,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:34,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:34,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:34,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:34,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:34,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:34,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:34,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:34,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:34,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:34,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:34,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:34,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:34,182 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:34,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:34,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:34,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:34,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:34,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:34,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:34,184 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:34,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:34,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:34,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:34,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:34,186 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:34,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:34,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:34,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:34,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:34,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:34,187 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:34,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:34,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:34,188 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f [2021-11-23 15:46:34,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:34,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:34,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:34,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:34,470 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:34,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-sorted-2.i [2021-11-23 15:46:34,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/7a8049c8a/b0061bb6ef624b66bed530b7211acbe5/FLAG574d93808 [2021-11-23 15:46:35,154 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:35,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i [2021-11-23 15:46:35,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/7a8049c8a/b0061bb6ef624b66bed530b7211acbe5/FLAG574d93808 [2021-11-23 15:46:35,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/7a8049c8a/b0061bb6ef624b66bed530b7211acbe5 [2021-11-23 15:46:35,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:35,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:35,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:35,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:35,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:35,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:35" (1/1) ... [2021-11-23 15:46:35,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6faf1ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:35, skipping insertion in model container [2021-11-23 15:46:35,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:35" (1/1) ... [2021-11-23 15:46:35,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:35,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:35,885 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2021-11-23 15:46:35,891 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2021-11-23 15:46:35,897 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2021-11-23 15:46:35,903 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2021-11-23 15:46:35,905 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2021-11-23 15:46:35,908 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2021-11-23 15:46:35,910 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2021-11-23 15:46:35,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:35,930 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:35,980 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2021-11-23 15:46:35,988 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2021-11-23 15:46:35,997 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2021-11-23 15:46:36,003 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2021-11-23 15:46:36,005 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2021-11-23 15:46:36,010 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2021-11-23 15:46:36,011 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2021-11-23 15:46:36,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:36,050 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:36,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36 WrapperNode [2021-11-23 15:46:36,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:36,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:36,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:36,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:36,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,134 INFO L137 Inliner]: procedures = 119, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 196 [2021-11-23 15:46:36,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:36,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:36,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:36,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:36,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:36,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:36,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:36,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:36,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:36" (1/1) ... [2021-11-23 15:46:36,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:36,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:36,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:36,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:46:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:46:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:36,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:36,510 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:36,512 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:36,861 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:36,894 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:36,904 INFO L158 Benchmark]: Toolchain (without parser) took 1503.03ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 63.3MB in the beginning and 81.6MB in the end (delta: -18.3MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:36,905 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 61.2MB in the beginning and 61.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:36,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.53ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 44.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:46:36,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.86ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 42.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:36,908 INFO L158 Benchmark]: Boogie Preprocessor took 73.40ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 40.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:36,909 INFO L158 Benchmark]: RCFGBuilder took 691.93ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 40.7MB in the beginning and 81.6MB in the end (delta: -40.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:36,912 INFO L339 ainManager$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 92.3MB. Free memory was 61.2MB in the beginning and 61.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.53ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 44.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.86ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 42.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.40ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 40.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.93ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 40.7MB in the beginning and 81.6MB in the end (delta: -40.9MB). Peak memory consumption was 13.2MB. 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 15:46:36,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-sorted-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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_a1a9a623-485f-45a4-a2e2-acafe72427cc/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 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:39,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:39,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:39,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:39,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:39,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:39,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:39,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:39,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:39,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:39,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:39,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:39,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:39,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:39,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:39,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:39,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:39,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:39,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:39,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:39,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:39,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:39,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:39,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:39,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:39,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:39,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:39,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:39,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:39,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:39,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:39,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:39,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:39,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:39,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:39,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:39,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:39,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:39,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:39,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:39,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:39,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:39,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:39,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:39,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:39,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:39,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:39,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:39,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:39,642 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:39,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:39,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:39,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:39,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:39,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:39,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:39,644 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:39,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:39,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:39,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:39,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:39,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:39,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:39,646 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:39,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:39,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:39,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:39,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:39,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:39,647 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:39,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:39,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:39,648 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:39,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:39,648 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 618946a6e113450d0f3efa55a455801e1c2225c3ba6f88e87a9e8ad02019b85f [2021-11-23 15:46:40,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:40,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:40,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:40,086 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:40,086 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:40,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-sorted-2.i [2021-11-23 15:46:40,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/329119730/776615a1aaa8429585b75f2aa4d5301d/FLAG7cbdd50ae [2021-11-23 15:46:40,789 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:40,790 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i [2021-11-23 15:46:40,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/329119730/776615a1aaa8429585b75f2aa4d5301d/FLAG7cbdd50ae [2021-11-23 15:46:41,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/data/329119730/776615a1aaa8429585b75f2aa4d5301d [2021-11-23 15:46:41,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:41,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:41,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:41,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:41,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:41,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219e692e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41, skipping insertion in model container [2021-11-23 15:46:41,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:41,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:41,540 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2021-11-23 15:46:41,556 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2021-11-23 15:46:41,561 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2021-11-23 15:46:41,570 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2021-11-23 15:46:41,574 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2021-11-23 15:46:41,577 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2021-11-23 15:46:41,578 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2021-11-23 15:46:41,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:41,602 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:41,658 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22317,22330] [2021-11-23 15:46:41,660 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22452,22465] [2021-11-23 15:46:41,662 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22612,22625] [2021-11-23 15:46:41,666 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[22941,22954] [2021-11-23 15:46:41,667 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23005,23018] [2021-11-23 15:46:41,669 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23136,23149] [2021-11-23 15:46:41,669 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_a1a9a623-485f-45a4-a2e2-acafe72427cc/sv-benchmarks/c/forester-heap/sll-sorted-2.i[23200,23213] [2021-11-23 15:46:41,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:41,706 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:41,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41 WrapperNode [2021-11-23 15:46:41,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:41,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:41,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:41,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:41,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,769 INFO L137 Inliner]: procedures = 122, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 189 [2021-11-23 15:46:41,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:41,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:41,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:41,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:41,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:41,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:41,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:41,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:41,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:41" (1/1) ... [2021-11-23 15:46:41,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:41,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:41,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:41,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:41,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:46:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:46:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:46:41,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:46:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:46:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:46:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:41,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:41,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:42,039 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:42,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:42,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:42,477 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:42,481 INFO L158 Benchmark]: Toolchain (without parser) took 1373.62ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 59.8MB in the end (delta: -16.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:42,481 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:42,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.43ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 55.3MB in the end (delta: -12.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:42,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.09ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 52.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:42,484 INFO L158 Benchmark]: Boogie Preprocessor took 77.23ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 50.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:42,484 INFO L158 Benchmark]: RCFGBuilder took 625.76ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 60.1MB in the end (delta: -9.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:42,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.43ms. Allocated memory is still 79.7MB. Free memory was 42.8MB in the beginning and 55.3MB in the end (delta: -12.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.09ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 52.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.23ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 50.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 625.76ms. Allocated memory is still 79.7MB. Free memory was 50.6MB in the beginning and 60.1MB in the end (delta: -9.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:42,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9a623-485f-45a4-a2e2-acafe72427cc/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