./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.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_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/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_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/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_4d28e011-1694-4f2f-8741-2458847fcc1f/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 d03d41497e0f5058a2c8524383adbc0c8d28214654016469a458919e0265b126 --- 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 22:05:05,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:05:05,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:05:05,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:05:05,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:05:05,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:05:05,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:05:05,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:05:05,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:05:05,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:05:05,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:05:05,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:05:05,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:05:05,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:05:05,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:05:05,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:05:05,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:05:05,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:05:05,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:05:05,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:05:05,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:05:05,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:05:05,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:05:05,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:05:05,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:05:05,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:05:05,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:05:05,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:05:05,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:05:05,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:05:05,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:05:05,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:05:05,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:05:05,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:05:05,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:05:05,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:05:05,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:05:05,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:05:05,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:05:05,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:05:05,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:05:05,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:05:05,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:05:05,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:05:05,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:05:05,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:05:05,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:05:05,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:05:05,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:05:05,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:05:05,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:05:05,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:05:05,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:05:05,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:05:05,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:05:05,865 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:05:05,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:05:05,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:05:05,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:05:05,865 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:05:05,866 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:05:05,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:05:05,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:05,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:05:05,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:05:05,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:05:05,867 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:05:05,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:05:05,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:05:05,868 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_4d28e011-1694-4f2f-8741-2458847fcc1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03d41497e0f5058a2c8524383adbc0c8d28214654016469a458919e0265b126 [2022-11-21 22:05:06,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:05:06,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:05:06,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:05:06,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:05:06,198 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:05:06,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i [2022-11-21 22:05:09,175 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:05:09,536 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:05:09,537 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i [2022-11-21 22:05:09,556 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/27bcd9211/d086f567daed434db0fe4db1a37c99c6/FLAG9ca35a66c [2022-11-21 22:05:09,576 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/27bcd9211/d086f567daed434db0fe4db1a37c99c6 [2022-11-21 22:05:09,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:05:09,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:05:09,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:09,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:05:09,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:05:09,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:09" (1/1) ... [2022-11-21 22:05:09,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2051c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:09, skipping insertion in model container [2022-11-21 22:05:09,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:09" (1/1) ... [2022-11-21 22:05:09,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:05:09,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:05:10,029 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:05:10,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:10,561 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:05:10,582 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:05:10,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:10,788 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:05:10,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10 WrapperNode [2022-11-21 22:05:10,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:10,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:10,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:05:10,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:05:10,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,878 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-21 22:05:10,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:10,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:05:10,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:05:10,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:05:10,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,921 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:05:10,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:05:10,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:05:10,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:05:10,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:10" (1/1) ... [2022-11-21 22:05:10,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:10,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:05:10,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:05:11,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:05:11,034 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 22:05:11,035 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:05:11,035 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:05:11,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:05:11,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 22:05:11,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:05:11,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:05:11,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:05:11,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:05:11,036 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:05:11,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:05:11,245 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:05:11,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:05:11,455 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:05:11,500 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:05:11,507 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:05:11,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:11 BoogieIcfgContainer [2022-11-21 22:05:11,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:05:11,512 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:05:11,512 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:05:11,523 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:05:11,523 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:11" (1/1) ... [2022-11-21 22:05:11,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:05:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:11,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-11-21 22:05:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-11-21 22:05:11,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:05:11,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:11,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:11,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:05:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-21 22:05:11,875 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-21 22:05:11,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:05:11,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:11,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:05:11,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:05:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:05:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:05:12,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:05:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:05:12,042 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-21 22:05:12,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:05:12 ImpRootNode [2022-11-21 22:05:12,090 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:05:12,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:05:12,090 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:05:12,091 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:05:12,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:11" (3/4) ... [2022-11-21 22:05:12,095 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 22:05:12,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:05:12,096 INFO L158 Benchmark]: Toolchain (without parser) took 2515.24ms. Allocated memory is still 167.8MB. Free memory was 133.6MB in the beginning and 114.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-11-21 22:05:12,096 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:12,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1207.85ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 71.9MB in the end (delta: 61.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 22:05:12,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.49ms. Allocated memory is still 167.8MB. Free memory was 71.4MB in the beginning and 68.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:05:12,098 INFO L158 Benchmark]: Boogie Preprocessor took 57.46ms. Allocated memory is still 167.8MB. Free memory was 68.8MB in the beginning and 67.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:05:12,099 INFO L158 Benchmark]: RCFGBuilder took 568.37ms. Allocated memory is still 167.8MB. Free memory was 67.2MB in the beginning and 52.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:05:12,099 INFO L158 Benchmark]: CodeCheck took 577.92ms. Allocated memory is still 167.8MB. Free memory was 52.1MB in the beginning and 114.7MB in the end (delta: -62.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:12,100 INFO L158 Benchmark]: Witness Printer took 4.68ms. Allocated memory is still 167.8MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:12,103 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 14 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. 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); [L1580] 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) [L1580] RET printLine("Calling bad()...") VAL [\old(argc)=18, argc=18, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_multiply_16_bad() [L1550] int data; [L1551] data = 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] [L1552] COND TRUE 1 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] COND TRUE 1 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] COND TRUE data > 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] data * 2 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 113.2MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1207.85ms. Allocated memory is still 167.8MB. Free memory was 133.2MB in the beginning and 71.9MB in the end (delta: 61.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.49ms. Allocated memory is still 167.8MB. Free memory was 71.4MB in the beginning and 68.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.46ms. Allocated memory is still 167.8MB. Free memory was 68.8MB in the beginning and 67.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 568.37ms. Allocated memory is still 167.8MB. Free memory was 67.2MB in the beginning and 52.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 577.92ms. Allocated memory is still 167.8MB. Free memory was 52.1MB in the beginning and 114.7MB in the end (delta: -62.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.68ms. Allocated memory is still 167.8MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 22:05:12,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/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_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/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_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/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_4d28e011-1694-4f2f-8741-2458847fcc1f/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 d03d41497e0f5058a2c8524383adbc0c8d28214654016469a458919e0265b126 --- 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 22:05:14,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:05:14,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:05:14,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:05:14,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:05:14,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:05:14,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:05:14,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:05:14,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:05:14,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:05:14,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:05:14,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:05:14,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:05:14,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:05:14,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:05:14,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:05:14,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:05:14,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:05:14,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:05:14,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:05:14,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:05:14,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:05:14,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:05:14,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:05:14,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:05:14,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:05:14,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:05:14,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:05:14,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:05:14,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:05:14,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:05:14,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:05:14,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:05:14,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:05:14,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:05:14,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:05:14,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:05:14,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:05:14,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:05:14,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:05:14,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:05:14,750 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:05:14,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:05:14,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:05:14,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:05:14,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:05:14,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:05:14,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:05:14,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:05:14,799 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:05:14,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:05:14,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:05:14,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:05:14,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:05:14,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:05:14,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:05:14,802 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:05:14,802 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:05:14,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:05:14,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:05:14,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:05:14,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:05:14,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:05:14,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:05:14,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:14,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:05:14,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:05:14,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:05:14,804 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:05:14,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:05:14,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:05:14,805 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:05:14,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:05:14,805 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_4d28e011-1694-4f2f-8741-2458847fcc1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03d41497e0f5058a2c8524383adbc0c8d28214654016469a458919e0265b126 [2022-11-21 22:05:15,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:05:15,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:05:15,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:05:15,215 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:05:15,215 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:05:15,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i [2022-11-21 22:05:18,352 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:05:18,808 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:05:18,809 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_16_bad.i [2022-11-21 22:05:18,846 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/ae4be00ac/5c3f6cfbc4604c8b821f35e9c50ed84a/FLAG702df43ba [2022-11-21 22:05:18,871 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d28e011-1694-4f2f-8741-2458847fcc1f/bin/ukojak-jW3SillKbg/data/ae4be00ac/5c3f6cfbc4604c8b821f35e9c50ed84a [2022-11-21 22:05:18,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:05:18,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:05:18,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:18,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:05:18,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:05:18,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:18" (1/1) ... [2022-11-21 22:05:18,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@293fda55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:18, skipping insertion in model container [2022-11-21 22:05:18,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:18" (1/1) ... [2022-11-21 22:05:18,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:05:18,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:05:19,439 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:05:19,811 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 22:05:19,819 INFO L158 Benchmark]: Toolchain (without parser) took 942.88ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.2MB in the beginning and 51.6MB in the end (delta: -14.3MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-21 22:05:19,820 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:19,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 940.67ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.0MB in the beginning and 51.6MB in the end (delta: -14.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-21 22:05:19,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 940.67ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.0MB in the beginning and 51.6MB in the end (delta: -14.6MB). Peak memory consumption was 10.0MB. 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.