./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-2.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_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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_13bada77-a325-4c29-902c-bb0aa1615599/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 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:26,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:26,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:26,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:26,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:26,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:26,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:26,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:26,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:26,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:26,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:26,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:26,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:26,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:26,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:26,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:26,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:26,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:26,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:26,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:26,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:26,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:26,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:26,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:26,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:26,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:26,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:26,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:26,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:26,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:26,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:26,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:26,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:26,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:26,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:26,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:26,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:26,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:26,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:26,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:26,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:26,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:26,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:26,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:26,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:26,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:26,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:26,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:26,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:26,486 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:26,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:26,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:26,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:26,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:26,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:26,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:26,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:26,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:26,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:26,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:26,488 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:26,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:26,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:26,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:26,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:26,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:26,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:26,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:26,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:26,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:26,490 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_13bada77-a325-4c29-902c-bb0aa1615599/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2021-11-23 15:58:26,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:26,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:26,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:26,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:26,805 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:26,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:58:26,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/5cd8e0631/895564e648b049f0995b21b5d29ed98a/FLAGe0495fa83 [2021-11-23 15:58:27,417 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:27,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:58:27,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/5cd8e0631/895564e648b049f0995b21b5d29ed98a/FLAGe0495fa83 [2021-11-23 15:58:27,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/5cd8e0631/895564e648b049f0995b21b5d29ed98a [2021-11-23 15:58:27,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:27,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:27,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:27,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:27,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:27,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:27,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f49a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:27, skipping insertion in model container [2021-11-23 15:58:27,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:27" (1/1) ... [2021-11-23 15:58:27,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:27,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:28,185 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:58:28,198 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:58:28,201 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:58:28,202 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:58:28,204 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:58:28,206 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:58:28,208 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:58:28,209 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:58:28,210 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:58:28,211 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:58:28,213 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:58:28,214 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:58:28,215 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:58:28,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:28,226 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:28,272 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:58:28,274 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:58:28,276 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:58:28,277 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:58:28,279 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:58:28,281 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:58:28,282 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:58:28,283 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:58:28,284 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:58:28,286 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:58:28,288 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:58:28,289 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:58:28,290 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:58:28,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:28,318 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:28,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28 WrapperNode [2021-11-23 15:58:28,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:28,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:28,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:28,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:28,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,398 INFO L137 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 225 [2021-11-23 15:58:28,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:28,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:28,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:28,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:28,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:28,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:28,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:28,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:28,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:28,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:28,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:28,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:28,642 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:28,644 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:29,030 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:29,046 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:29,051 INFO L158 Benchmark]: Toolchain (without parser) took 1334.68ms. Allocated memory is still 98.6MB. Free memory was 58.4MB in the beginning and 39.6MB in the end (delta: 18.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:29,052 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 75.9MB in the beginning and 75.8MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:29,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.31ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 63.6MB in the end (delta: -5.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:29,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.91ms. Allocated memory is still 98.6MB. Free memory was 63.6MB in the beginning and 61.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:29,054 INFO L158 Benchmark]: Boogie Preprocessor took 49.92ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 59.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:29,055 INFO L158 Benchmark]: RCFGBuilder took 599.39ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 39.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:29,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 75.9MB in the beginning and 75.8MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.31ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 63.6MB in the end (delta: -5.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.91ms. Allocated memory is still 98.6MB. Free memory was 63.6MB in the beginning and 61.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.92ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 59.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.39ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 39.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. 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 15:58:29,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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_13bada77-a325-4c29-902c-bb0aa1615599/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 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:31,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:31,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:31,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:31,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:31,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:31,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:31,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:31,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:31,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:31,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:31,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:31,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:31,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:31,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:31,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:31,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:31,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:31,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:31,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:31,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:31,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:31,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:31,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:31,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:31,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:31,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:31,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:31,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:31,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:31,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:31,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:31,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:31,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:31,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:31,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:31,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:31,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:31,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:31,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:31,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:31,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:31,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:31,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:31,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:31,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:31,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:31,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:31,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:31,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:31,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:31,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:31,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:31,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:31,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:31,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:31,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:31,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:31,910 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:31,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:31,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:31,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:31,911 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:31,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:31,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:31,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:31,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:31,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:31,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:31,913 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:31,914 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:31,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:31,914 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:31,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:31,915 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_13bada77-a325-4c29-902c-bb0aa1615599/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2021-11-23 15:58:32,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:32,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:32,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:32,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:32,353 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:32,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:58:32,427 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/7a77f87bb/093da190fe0e4e14b062b65374bb7f9f/FLAG6e104a27c [2021-11-23 15:58:32,972 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:32,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:58:33,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/7a77f87bb/093da190fe0e4e14b062b65374bb7f9f/FLAG6e104a27c [2021-11-23 15:58:33,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/data/7a77f87bb/093da190fe0e4e14b062b65374bb7f9f [2021-11-23 15:58:33,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:33,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:33,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:33,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:33,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:33,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:33" (1/1) ... [2021-11-23 15:58:33,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4034fe47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:33, skipping insertion in model container [2021-11-23 15:58:33,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:33" (1/1) ... [2021-11-23 15:58:33,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:33,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:33,801 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:58:33,809 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:58:33,811 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:58:33,812 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:58:33,821 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:58:33,824 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:58:33,828 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:58:33,833 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:58:33,835 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:58:33,839 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:58:33,846 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:58:33,848 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:58:33,850 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:58:33,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:33,877 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:33,940 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:58:33,943 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:58:33,946 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:58:33,947 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:58:33,950 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:58:33,951 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:58:33,954 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:58:33,955 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:58:33,960 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:58:33,961 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:58:33,963 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:58:33,964 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:58:33,965 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_13bada77-a325-4c29-902c-bb0aa1615599/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:58:33,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:34,018 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:34,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34 WrapperNode [2021-11-23 15:58:34,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:34,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:34,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:34,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:34,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,088 INFO L137 Inliner]: procedures = 120, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 223 [2021-11-23 15:58:34,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:34,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:34,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:34,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:34,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:34,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:34,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:34,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:34,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:34" (1/1) ... [2021-11-23 15:58:34,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:34,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:34,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:34,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:34,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:34,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:34,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:34,368 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:34,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:35,015 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:35,032 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:35,035 INFO L158 Benchmark]: Toolchain (without parser) took 1751.49ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 32.4MB in the end (delta: 12.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:35,036 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:35,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.60ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 39.1MB in the end (delta: 5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:35,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.37ms. Allocated memory is still 67.1MB. Free memory was 39.1MB in the beginning and 36.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:35,038 INFO L158 Benchmark]: Boogie Preprocessor took 56.66ms. Allocated memory is still 67.1MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:35,039 INFO L158 Benchmark]: RCFGBuilder took 887.55ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 32.4MB in the end (delta: 1.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:35,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.60ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 39.1MB in the end (delta: 5.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.37ms. Allocated memory is still 67.1MB. Free memory was 39.1MB in the beginning and 36.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.66ms. Allocated memory is still 67.1MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 887.55ms. Allocated memory is still 67.1MB. Free memory was 34.2MB in the beginning and 32.4MB in the end (delta: 1.8MB). Peak memory consumption was 10.8MB. 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 15:58:35,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bada77-a325-4c29-902c-bb0aa1615599/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