./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.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_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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_f6b3f75e-2256-4441-a706-0afc781341de/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 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:23,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:23,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:23,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:23,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:23,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:23,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:23,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:23,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:23,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:23,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:23,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:23,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:23,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:23,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:23,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:23,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:23,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:23,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:23,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:23,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:23,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:23,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:23,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:23,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:23,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:23,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:23,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:23,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:23,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:23,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:23,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:23,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:23,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:23,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:23,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:23,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:23,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:23,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:23,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:23,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:23,539 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:57:23,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:23,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:23,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:23,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:23,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:23,599 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:23,599 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:23,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:23,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:23,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:23,606 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:23,606 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:23,606 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:23,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:23,607 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:23,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:23,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:23,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:23,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:23,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:23,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:23,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:23,609 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:23,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:23,610 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_f6b3f75e-2256-4441-a706-0afc781341de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 [2021-11-23 15:57:23,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:23,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:23,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:23,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:23,948 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:23,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-11-23 15:57:24,057 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/79cc5ec30/135bf13210594e1b82f3da10b129972d/FLAG68d9c67cd [2021-11-23 15:57:24,716 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:24,717 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-11-23 15:57:24,732 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/79cc5ec30/135bf13210594e1b82f3da10b129972d/FLAG68d9c67cd [2021-11-23 15:57:24,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/79cc5ec30/135bf13210594e1b82f3da10b129972d [2021-11-23 15:57:24,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:24,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:25,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:25,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:25,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:25,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:25,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc6fbda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25, skipping insertion in model container [2021-11-23 15:57:25,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:24" (1/1) ... [2021-11-23 15:57:25,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:25,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:25,444 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-11-23 15:57:25,447 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-11-23 15:57:25,449 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-11-23 15:57:25,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:25,465 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:25,520 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-11-23 15:57:25,526 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-11-23 15:57:25,528 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-11-23 15:57:25,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:25,572 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:25,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25 WrapperNode [2021-11-23 15:57:25,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:25,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:25,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:25,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:25,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,661 INFO L137 Inliner]: procedures = 119, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 121 [2021-11-23 15:57:25,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:25,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:25,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:25,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:25,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:25,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:25,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:25,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:25,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:25" (1/1) ... [2021-11-23 15:57:25,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:25,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:25,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:25,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:57:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:57:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:57:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:57:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:57:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:25,970 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:25,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:26,428 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:26,528 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:26,533 INFO L158 Benchmark]: Toolchain (without parser) took 1534.39ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 83.8MB in the end (delta: -4.3MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,534 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 81.8MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:26,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.33ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 79.3MB in the end (delta: -59.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.94ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,537 INFO L158 Benchmark]: Boogie Preprocessor took 47.71ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 75.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,538 INFO L158 Benchmark]: RCFGBuilder took 820.44ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 83.8MB in the end (delta: -8.6MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 81.8MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.33ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 79.3MB in the end (delta: -59.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.94ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.71ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 75.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.44ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 83.8MB in the end (delta: -8.6MB). Peak memory consumption was 25.7MB. 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 15:57:26,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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_f6b3f75e-2256-4441-a706-0afc781341de/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 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:29,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:29,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:29,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:29,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:29,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:29,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:29,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:29,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:29,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:29,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:29,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:29,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:29,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:29,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:29,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:29,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:29,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:29,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:29,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:29,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:29,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:29,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:29,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:29,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:29,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:29,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:29,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:29,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:29,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:29,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:29,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:29,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:29,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:29,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:29,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:29,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:29,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:29,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:29,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:29,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:29,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:29,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:29,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:29,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:29,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:29,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:29,654 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:29,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:29,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:29,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:29,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:29,656 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:29,656 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:29,656 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:29,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:29,657 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:29,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:29,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:29,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:29,658 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:29,658 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:29,658 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:29,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:29,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:29,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:29,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:29,660 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:29,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:29,660 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:29,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:29,661 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_f6b3f75e-2256-4441-a706-0afc781341de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95643fe6222ef6bf06c5549a97aa2ed3c03be56764b1592b76d2122ae82e7069 [2021-11-23 15:57:30,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:30,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:30,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:30,191 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:30,193 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:30,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-11-23 15:57:30,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/a1127f4b4/433f3b05631842a58694d53dc4a2d60d/FLAG881722b2e [2021-11-23 15:57:31,082 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:31,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2021-11-23 15:57:31,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/a1127f4b4/433f3b05631842a58694d53dc4a2d60d/FLAG881722b2e [2021-11-23 15:57:31,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/data/a1127f4b4/433f3b05631842a58694d53dc4a2d60d [2021-11-23 15:57:31,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:31,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:31,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:31,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:31,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:31,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:31,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c8f5142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31, skipping insertion in model container [2021-11-23 15:57:31,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:31,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:31,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:31,813 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-11-23 15:57:31,820 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-11-23 15:57:31,829 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-11-23 15:57:31,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:31,871 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:31,918 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22480,22493] [2021-11-23 15:57:31,919 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22552,22565] [2021-11-23 15:57:31,922 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_f6b3f75e-2256-4441-a706-0afc781341de/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i[22720,22733] [2021-11-23 15:57:31,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:31,987 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:31,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31 WrapperNode [2021-11-23 15:57:31,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:31,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:31,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:31,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:32,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,073 INFO L137 Inliner]: procedures = 122, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 120 [2021-11-23 15:57:32,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:32,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:32,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:32,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:32,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:32,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:32,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:32,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:32,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:31" (1/1) ... [2021-11-23 15:57:32,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:32,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:32,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:32,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:57:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:57:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:57:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:57:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:57:32,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:32,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:32,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:32,410 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:32,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:33,260 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:33,364 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:33,378 INFO L158 Benchmark]: Toolchain (without parser) took 2055.92ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 39.8MB in the beginning and 56.1MB in the end (delta: -16.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,380 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:33,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.01ms. Allocated memory is still 60.8MB. Free memory was 39.6MB in the beginning and 36.9MB in the end (delta: 2.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.99ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 34.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,385 INFO L158 Benchmark]: Boogie Preprocessor took 56.08ms. Allocated memory is still 60.8MB. Free memory was 34.6MB in the beginning and 32.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,387 INFO L158 Benchmark]: RCFGBuilder took 1237.47ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 32.7MB in the beginning and 56.1MB in the end (delta: -23.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,399 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.01ms. Allocated memory is still 60.8MB. Free memory was 39.6MB in the beginning and 36.9MB in the end (delta: 2.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.99ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 34.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.08ms. Allocated memory is still 60.8MB. Free memory was 34.6MB in the beginning and 32.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1237.47ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 32.7MB in the beginning and 56.1MB in the end (delta: -23.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:33,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b3f75e-2256-4441-a706-0afc781341de/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