./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/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_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:10,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:10,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:10,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:10,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:10,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:10,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:10,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:10,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:10,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:10,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:10,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:10,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:10,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:10,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:10,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:10,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:10,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:10,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:10,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:10,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:10,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:10,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:10,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:10,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:10,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:10,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:10,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:10,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:10,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:10,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:10,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:10,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:10,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:10,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:10,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:10,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:10,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:10,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:10,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:10,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:10,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:45:10,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:10,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:10,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:10,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:10,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:10,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:10,474 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:45:10,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:10,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:10,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:10,476 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:45:10,476 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:45:10,476 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:45:10,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:10,477 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:10,478 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:10,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:10,478 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:10,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:10,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:10,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:10,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:10,480 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:10,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:10,480 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_7e294019-4239-4938-a0cd-57ed68766bb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2021-11-23 15:45:10,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:10,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:10,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:10,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:10,827 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:10,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:45:10,897 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/dbe1386e1/a9e2f946c0904b6e85ed05c51792265d/FLAG5bafa3ba6 [2021-11-23 15:45:11,537 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:11,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:45:11,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/dbe1386e1/a9e2f946c0904b6e85ed05c51792265d/FLAG5bafa3ba6 [2021-11-23 15:45:11,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/dbe1386e1/a9e2f946c0904b6e85ed05c51792265d [2021-11-23 15:45:11,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:11,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:11,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:11,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:11,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:11,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:11" (1/1) ... [2021-11-23 15:45:11,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61901d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:11, skipping insertion in model container [2021-11-23 15:45:11,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:11" (1/1) ... [2021-11-23 15:45:11,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:11,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:12,296 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:45:12,305 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:45:12,307 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:45:12,309 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:45:12,312 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:45:12,314 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:45:12,316 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:45:12,318 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:45:12,319 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:45:12,321 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:45:12,323 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:45:12,325 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:45:12,326 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:45:12,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:12,341 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:12,379 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:45:12,382 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:45:12,385 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:45:12,386 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:45:12,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:45:12,391 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:45:12,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:45:12,395 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:45:12,396 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:45:12,398 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:45:12,400 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:45:12,401 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:45:12,403 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:45:12,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:12,445 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:12,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12 WrapperNode [2021-11-23 15:45:12,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:12,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:12,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:12,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:12,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,514 INFO L137 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 231 [2021-11-23 15:45:12,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:12,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:12,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:12,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:12,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:12,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:12,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:12,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:12,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:12" (1/1) ... [2021-11-23 15:45:12,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:12,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:12,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:12,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:45:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:45:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:45:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:12,785 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:12,787 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:13,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:13,525 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:45:13,530 INFO L158 Benchmark]: Toolchain (without parser) took 1726.66ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.3MB in the beginning and 68.4MB in the end (delta: -26.1MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-23 15:45:13,531 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:13,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.75ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.1MB in the beginning and 63.6MB in the end (delta: -21.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:13,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.59ms. Allocated memory is still 96.5MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:13,534 INFO L158 Benchmark]: Boogie Preprocessor took 63.04ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:13,535 INFO L158 Benchmark]: RCFGBuilder took 949.15ms. Allocated memory is still 96.5MB. Free memory was 59.0MB in the beginning and 68.4MB in the end (delta: -9.4MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2021-11-23 15:45:13,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.75ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.1MB in the beginning and 63.6MB in the end (delta: -21.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.59ms. Allocated memory is still 96.5MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.04ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 949.15ms. Allocated memory is still 96.5MB. Free memory was 59.0MB in the beginning and 68.4MB in the end (delta: -9.4MB). Peak memory consumption was 28.8MB. 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 15:45:13,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/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_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/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_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:16,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:16,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:16,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:16,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:16,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:16,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:16,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:16,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:16,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:16,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:16,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:16,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:16,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:16,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:16,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:16,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:16,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:16,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:16,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:16,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:16,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:16,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:16,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:16,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:16,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:16,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:16,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:16,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:16,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:16,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:16,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:16,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:16,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:16,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:16,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:16,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:16,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:16,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:16,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:16,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:16,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:16,589 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:16,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:16,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:16,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:16,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:16,593 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:16,594 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:45:16,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:16,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:16,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:16,596 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:45:16,596 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:45:16,596 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:45:16,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:16,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:16,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:16,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:16,597 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:16,598 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:16,598 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:16,598 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:16,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:16,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:16,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:16,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:16,600 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:16,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:16,600 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:16,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:16,601 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_7e294019-4239-4938-a0cd-57ed68766bb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2021-11-23 15:45:17,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:17,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:17,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:17,112 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:17,113 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:17,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:45:17,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/46ade8428/1e20b9e024e44a6f93aab753e3c1675b/FLAGcab8a2c46 [2021-11-23 15:45:18,020 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:18,021 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i [2021-11-23 15:45:18,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/46ade8428/1e20b9e024e44a6f93aab753e3c1675b/FLAGcab8a2c46 [2021-11-23 15:45:18,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/data/46ade8428/1e20b9e024e44a6f93aab753e3c1675b [2021-11-23 15:45:18,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:18,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:18,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:18,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:18,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:18,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:18" (1/1) ... [2021-11-23 15:45:18,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e27d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:18, skipping insertion in model container [2021-11-23 15:45:18,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:18" (1/1) ... [2021-11-23 15:45:18,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:18,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:18,840 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:45:18,847 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:45:18,850 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:45:18,851 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:45:18,855 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:45:18,857 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:45:18,860 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:45:18,861 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:45:18,863 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:45:18,865 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:45:18,868 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:45:18,870 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:45:18,871 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:45:18,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:18,892 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:18,937 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2021-11-23 15:45:18,941 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2021-11-23 15:45:18,944 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2021-11-23 15:45:18,945 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2021-11-23 15:45:18,949 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2021-11-23 15:45:18,950 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2021-11-23 15:45:18,953 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2021-11-23 15:45:18,954 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2021-11-23 15:45:18,956 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2021-11-23 15:45:18,958 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2021-11-23 15:45:18,960 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2021-11-23 15:45:18,962 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2021-11-23 15:45:18,963 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_7e294019-4239-4938-a0cd-57ed68766bb8/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2021-11-23 15:45:18,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:19,007 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:19,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19 WrapperNode [2021-11-23 15:45:19,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:19,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:19,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:19,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:19,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,079 INFO L137 Inliner]: procedures = 120, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 229 [2021-11-23 15:45:19,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:19,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:19,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:19,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:19,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:19,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:19,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:19,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:19,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:19,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:19,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:19,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:45:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:45:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:45:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:19,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:19,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:19,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:19,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:20,391 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:20,477 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:45:20,489 INFO L158 Benchmark]: Toolchain (without parser) took 2217.86ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 33.5MB in the beginning and 42.3MB in the end (delta: -8.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:20,490 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:20,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.25ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 33.4MB in the beginning and 57.4MB in the end (delta: -23.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:20,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.49ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:20,496 INFO L158 Benchmark]: Boogie Preprocessor took 70.77ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 52.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:20,499 INFO L158 Benchmark]: RCFGBuilder took 1334.95ms. Allocated memory is still 83.9MB. Free memory was 52.6MB in the beginning and 42.3MB in the end (delta: 10.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 15:45:20,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.25ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 33.4MB in the beginning and 57.4MB in the end (delta: -23.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.49ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.77ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 52.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1334.95ms. Allocated memory is still 83.9MB. Free memory was 52.6MB in the beginning and 42.3MB in the end (delta: 10.2MB). Peak memory consumption was 12.8MB. 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 15:45:20,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e294019-4239-4938-a0cd-57ed68766bb8/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