./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:48:34,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:48:34,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:48:34,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:48:34,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:48:34,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:48:34,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:48:34,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:48:34,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:48:34,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:48:34,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:48:34,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:48:34,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:48:34,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:48:34,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:48:34,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:48:34,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:48:34,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:48:34,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:48:34,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:48:34,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:48:34,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:48:34,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:48:34,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:48:34,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:48:34,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:48:34,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:48:34,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:48:34,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:48:34,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:48:34,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:48:34,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:48:34,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:48:34,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:48:34,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:48:34,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:48:34,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:48:34,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:48:34,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:48:34,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:48:34,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:48:34,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:48:34,562 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:48:34,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:48:34,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:48:34,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:48:34,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:48:34,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:48:34,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:48:34,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:48:34,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:48:34,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:48:34,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:48:34,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:48:34,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:48:34,569 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:48:34,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:48:34,569 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:48:34,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:48:34,570 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:48:34,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:48:34,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:48:34,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:48:34,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:48:34,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:48:34,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:48:34,572 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:48:34,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:48:34,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:48:34,573 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_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 [2022-11-21 23:48:34,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:48:34,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:48:34,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:48:34,901 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:48:34,901 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:48:34,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2022-11-21 23:48:37,942 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:48:38,378 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:48:38,379 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2022-11-21 23:48:38,401 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/b733ae95b/26c559ab70124701b66be90be483a63d/FLAG4c014242f [2022-11-21 23:48:38,425 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/b733ae95b/26c559ab70124701b66be90be483a63d [2022-11-21 23:48:38,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:48:38,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:48:38,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:48:38,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:48:38,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:48:38,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:38" (1/1) ... [2022-11-21 23:48:38,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c58e5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:38, skipping insertion in model container [2022-11-21 23:48:38,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:38" (1/1) ... [2022-11-21 23:48:38,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:48:38,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:48:39,021 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:48:40,072 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2051) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-11-21 23:48:40,078 INFO L158 Benchmark]: Toolchain (without parser) took 1644.53ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 101.7MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:48:40,079 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 127.9MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:40,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1640.20ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 101.7MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:48:40,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 127.9MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1640.20ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 101.7MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:800) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:48:42,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:48:42,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:48:42,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:48:42,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:48:42,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:48:42,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:48:42,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:48:42,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:48:42,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:48:42,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:48:42,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:48:42,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:48:42,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:48:42,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:48:42,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:48:42,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:48:42,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:48:42,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:48:42,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:48:42,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:48:42,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:48:42,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:48:42,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:48:42,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:48:42,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:48:42,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:48:42,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:48:42,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:48:42,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:48:42,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:48:42,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:48:42,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:48:42,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:48:42,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:48:42,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:48:42,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:48:42,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:48:42,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:48:42,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:48:42,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:48:42,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 23:48:42,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:48:42,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:48:42,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:48:42,625 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:48:42,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:48:42,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:48:42,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:48:42,626 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:48:42,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:48:42,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:48:42,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:48:42,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:48:42,628 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:48:42,628 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:48:42,628 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:48:42,629 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:48:42,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:48:42,629 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:48:42,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:48:42,629 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:48:42,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:48:42,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:48:42,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:48:42,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:48:42,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:48:42,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:48:42,631 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:48:42,631 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:48:42,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:48:42,632 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:48:42,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:48:42,632 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_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39a0ee67cab8b43871ca261718d89792fc48656cf8fd6685fbe356bacc9d48e1 [2022-11-21 23:48:43,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:48:43,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:48:43,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:48:43,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:48:43,067 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:48:43,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2022-11-21 23:48:46,092 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:48:46,534 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:48:46,535 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_01_good.i [2022-11-21 23:48:46,573 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/888d7d055/7045424284da474abe95fb366583f9f8/FLAG18d3da947 [2022-11-21 23:48:46,594 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ebf8e47-338d-4a78-a133-3e289e0a472b/bin/ukojak-jW3SillKbg/data/888d7d055/7045424284da474abe95fb366583f9f8 [2022-11-21 23:48:46,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:48:46,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:48:46,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:48:46,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:48:46,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:48:46,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:46" (1/1) ... [2022-11-21 23:48:46,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c2f7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:46, skipping insertion in model container [2022-11-21 23:48:46,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:46" (1/1) ... [2022-11-21 23:48:46,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:48:46,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:48:47,167 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:48:47,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-11-21 23:48:47,456 INFO L158 Benchmark]: Toolchain (without parser) took 856.83ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 51.1MB in the end (delta: -2.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-21 23:48:47,457 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:47,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.73ms. Allocated memory is still 75.5MB. Free memory was 48.9MB in the beginning and 51.1MB in the end (delta: -2.2MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-21 23:48:47,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.73ms. Allocated memory is still 75.5MB. Free memory was 48.9MB in the beginning and 51.1MB in the end (delta: -2.2MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.