./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ --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 9273d609dec5d79d143f17efc5d0dc149e682003f6d792ebfd2d77decf068395 --- 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-6b4ec56 [2022-11-20 17:01:42,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:01:42,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:01:42,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:01:42,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:01:42,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:01:42,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:01:42,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:01:42,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:01:42,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:01:42,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:01:42,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:01:42,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:01:42,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:01:42,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:01:42,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:01:42,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:01:42,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:01:42,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:01:42,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:01:42,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:01:42,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:01:42,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:01:42,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:01:42,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:01:42,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:01:42,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:01:42,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:01:42,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:01:42,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:01:42,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:01:42,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:01:42,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:01:42,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:01:42,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:01:42,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:01:42,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:01:42,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:01:42,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:01:42,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:01:42,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:01:42,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:01:42,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:01:42,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:01:42,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:01:42,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:01:42,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:01:42,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:01:42,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:01:42,766 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:01:42,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:01:42,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:01:42,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:01:42,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:01:42,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:01:42,768 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:01:42,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:01:42,769 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:01:42,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:01:42,769 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:01:42,769 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:01:42,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:01:42,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:01:42,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:01:42,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:01:42,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:01:42,771 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:01:42,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:01:42,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:01:42,772 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_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9273d609dec5d79d143f17efc5d0dc149e682003f6d792ebfd2d77decf068395 [2022-11-20 17:01:43,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:01:43,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:01:43,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:01:43,102 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:01:43,103 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:01:43,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i [2022-11-20 17:01:46,570 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:01:47,099 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:01:47,100 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i [2022-11-20 17:01:47,121 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/938f35996/a443d71eac224afc8563a9994ba1e2fb/FLAGe4e0c8e64 [2022-11-20 17:01:47,138 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/938f35996/a443d71eac224afc8563a9994ba1e2fb [2022-11-20 17:01:47,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:01:47,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:01:47,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:01:47,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:01:47,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:01:47,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:47" (1/1) ... [2022-11-20 17:01:47,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b35ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:47, skipping insertion in model container [2022-11-20 17:01:47,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:47" (1/1) ... [2022-11-20 17:01:47,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:01:47,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:01:47,681 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:01:48,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:01:48,345 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:01:48,378 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:01:48,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:01:48,659 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:01:48,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48 WrapperNode [2022-11-20 17:01:48,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:01:48,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:01:48,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:01:48,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:01:48,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,746 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-11-20 17:01:48,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:01:48,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:01:48,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:01:48,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:01:48,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:01:48,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:01:48,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:01:48,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:01:48,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:48" (1/1) ... [2022-11-20 17:01:48,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:01:48,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:01:48,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:01:48,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:01:48,914 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:01:48,915 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:01:48,916 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:01:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:01:48,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:01:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:01:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:01:48,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:01:48,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:01:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:01:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:01:49,117 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:01:49,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:01:49,319 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:01:49,397 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:01:49,398 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:01:49,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:01:49 BoogieIcfgContainer [2022-11-20 17:01:49,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:01:49,403 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:01:49,403 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:01:49,417 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:01:49,418 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:01:49" (1/1) ... [2022-11-20 17:01:49,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:01:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-20 17:01:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-20 17:01:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:01:49,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:49,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-11-20 17:01:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-11-20 17:01:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:01:49,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:49,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-11-20 17:01:50,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-20 17:01:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:01:50,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:50,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:50,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-20 17:01:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-20 17:01:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:01:50,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:50,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:01:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-20 17:01:50,531 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 17:01:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:01:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:50,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:50,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:01:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:50,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:01:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:50,828 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-11-20 17:01:50,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:01:50 ImpRootNode [2022-11-20 17:01:50,907 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:01:50,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:01:50,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:01:50,908 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:01:50,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:01:49" (3/4) ... [2022-11-20 17:01:50,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:01:50,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:01:50,915 INFO L158 Benchmark]: Toolchain (without parser) took 3771.30ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 156.3MB in the end (delta: -32.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-20 17:01:50,915 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:50,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1515.83ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 123.2MB in the beginning and 159.5MB in the end (delta: -36.2MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2022-11-20 17:01:50,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.45ms. Allocated memory is still 195.0MB. Free memory was 159.5MB in the beginning and 156.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:50,918 INFO L158 Benchmark]: Boogie Preprocessor took 33.33ms. Allocated memory is still 195.0MB. Free memory was 156.5MB in the beginning and 155.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:50,918 INFO L158 Benchmark]: RCFGBuilder took 620.48ms. Allocated memory is still 195.0MB. Free memory was 155.3MB in the beginning and 139.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:01:50,919 INFO L158 Benchmark]: CodeCheck took 1503.90ms. Allocated memory is still 195.0MB. Free memory was 139.5MB in the beginning and 157.4MB in the end (delta: -17.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:50,919 INFO L158 Benchmark]: Witness Printer took 6.06ms. Allocated memory is still 195.0MB. Free memory was 157.4MB in the beginning and 156.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:50,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 77 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 58 mSDtfsCounter, 77 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1579] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1579] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_preinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1553] i++ VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1567] j = 0 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1567] COND TRUE j < 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1570] ++data VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1515.83ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 123.2MB in the beginning and 159.5MB in the end (delta: -36.2MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.45ms. Allocated memory is still 195.0MB. Free memory was 159.5MB in the beginning and 156.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.33ms. Allocated memory is still 195.0MB. Free memory was 156.5MB in the beginning and 155.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.48ms. Allocated memory is still 195.0MB. Free memory was 155.3MB in the beginning and 139.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1503.90ms. Allocated memory is still 195.0MB. Free memory was 139.5MB in the beginning and 157.4MB in the end (delta: -17.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.06ms. Allocated memory is still 195.0MB. Free memory was 157.4MB in the beginning and 156.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 17:01:50,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ --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 9273d609dec5d79d143f17efc5d0dc149e682003f6d792ebfd2d77decf068395 --- 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-6b4ec56 [2022-11-20 17:01:54,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:01:54,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:01:54,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:01:54,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:01:54,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:01:54,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:01:54,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:01:54,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:01:54,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:01:54,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:01:54,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:01:54,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:01:54,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:01:54,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:01:54,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:01:54,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:01:54,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:01:54,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:01:54,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:01:54,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:01:54,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:01:54,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:01:54,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:01:54,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:01:54,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:01:54,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:01:54,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:01:54,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:01:54,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:01:54,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:01:54,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:01:54,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:01:54,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:01:54,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:01:54,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:01:54,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:01:54,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:01:54,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:01:54,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:01:54,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:01:54,283 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:01:54,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:01:54,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:01:54,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:01:54,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:01:54,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:01:54,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:01:54,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:01:54,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:01:54,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:01:54,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:01:54,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:01:54,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:01:54,343 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:01:54,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:01:54,344 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:01:54,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:01:54,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:01:54,345 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:01:54,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:01:54,346 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:01:54,346 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:01:54,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:01:54,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:01:54,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:01:54,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:01:54,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:01:54,349 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:01:54,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:01:54,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:01:54,350 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:01:54,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:01:54,351 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_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9273d609dec5d79d143f17efc5d0dc149e682003f6d792ebfd2d77decf068395 [2022-11-20 17:01:54,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:01:54,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:01:54,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:01:54,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:01:54,907 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:01:54,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i [2022-11-20 17:01:58,527 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:01:59,055 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:01:59,056 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_17_bad.i [2022-11-20 17:01:59,083 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/77547d140/d641edae4c27411b88836f314304cb08/FLAG0d1ba7de1 [2022-11-20 17:01:59,102 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffb6a69c-3392-4df8-ae6e-eef484dfa65c/bin/ukojak-pZX7IvK2PQ/data/77547d140/d641edae4c27411b88836f314304cb08 [2022-11-20 17:01:59,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:01:59,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:01:59,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:01:59,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:01:59,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:01:59,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:59" (1/1) ... [2022-11-20 17:01:59,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca9cb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:01:59, skipping insertion in model container [2022-11-20 17:01:59,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:01:59" (1/1) ... [2022-11-20 17:01:59,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:01:59,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:01:59,789 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:02:00,110 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) [2022-11-20 17:02:00,117 INFO L158 Benchmark]: Toolchain (without parser) took 1008.45ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 43.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:02:00,118 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:02:00,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1005.33ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 43.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:02:00,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1005.33ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 43.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. 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.