./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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 9559b27db3126f817e39cf5fb1b89427d83249b605bbac6501c6e4936d8cb1c7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:43:21,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:43:21,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:43:21,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:43:21,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:43:21,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:43:21,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:43:21,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:43:21,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:43:21,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:43:21,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:43:21,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:43:21,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:43:21,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:43:21,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:43:21,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:43:21,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:43:21,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:43:21,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:43:21,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:43:21,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:43:21,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:43:21,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:43:21,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:43:21,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:43:21,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:43:21,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:43:21,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:43:21,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:43:21,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:43:21,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:43:21,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:43:21,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:43:21,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:43:21,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:43:21,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:43:21,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:43:21,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:43:21,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:43:21,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:43:21,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:43:21,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:43:21,400 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:43:21,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:43:21,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:43:21,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:43:21,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:43:21,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:43:21,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:43:21,403 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:43:21,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:43:21,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:43:21,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:43:21,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:43:21,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:43:21,404 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:43:21,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:43:21,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:43:21,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:43:21,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:43:21,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:43:21,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:43:21,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:21,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:43:21,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:43:21,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:43:21,407 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:43:21,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:43:21,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:43:21,408 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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9559b27db3126f817e39cf5fb1b89427d83249b605bbac6501c6e4936d8cb1c7 [2022-11-21 23:43:21,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:43:21,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:43:21,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:43:21,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:43:21,739 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:43:21,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i [2022-11-21 23:43:24,735 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:43:25,114 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:43:25,115 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i [2022-11-21 23:43:25,144 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/1e11f7ba1/066bd760a8f1494291b68f395f13f544/FLAGa3dbc0abf [2022-11-21 23:43:25,166 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/1e11f7ba1/066bd760a8f1494291b68f395f13f544 [2022-11-21 23:43:25,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:43:25,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:43:25,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:25,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:43:25,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:43:25,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:25" (1/1) ... [2022-11-21 23:43:25,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d20f076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:25, skipping insertion in model container [2022-11-21 23:43:25,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:25" (1/1) ... [2022-11-21 23:43:25,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:43:25,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:43:25,665 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:43:26,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:26,305 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:43:26,326 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:43:26,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:26,620 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:43:26,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26 WrapperNode [2022-11-21 23:43:26,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:26,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:26,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:43:26,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:43:26,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,700 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2022-11-21 23:43:26,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:26,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:43:26,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:43:26,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:43:26,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:43:26,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:43:26,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:43:26,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:43:26,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:26" (1/1) ... [2022-11-21 23:43:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:26,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:43:26,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:43:26,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:43:26,817 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 23:43:26,817 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:43:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:43:26,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:43:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 23:43:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:43:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:43:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:43:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:43:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:43:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:43:27,063 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:43:27,065 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:43:27,305 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:43:27,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:43:27,339 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:43:27,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:27 BoogieIcfgContainer [2022-11-21 23:43:27,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:43:27,343 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:43:27,343 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:43:27,354 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:43:27,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:27" (1/1) ... [2022-11-21 23:43:27,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:43:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-11-21 23:43:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-11-21 23:43:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:43:27,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:27,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:27,695 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 23:43:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 23 transitions. [2022-11-21 23:43:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-11-21 23:43:27,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:43:27,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:27,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:43:27,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:43:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:43:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:43:27,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:43:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:43:27,993 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-21 23:43:28,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:43:28 ImpRootNode [2022-11-21 23:43:28,047 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:43:28,048 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:43:28,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:43:28,048 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:43:28,049 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:27" (3/4) ... [2022-11-21 23:43:28,052 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:43:28,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:43:28,053 INFO L158 Benchmark]: Toolchain (without parser) took 2879.99ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 73.5MB in the beginning and 110.0MB in the end (delta: -36.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:43:28,054 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 119.5MB. Free memory was 89.3MB in the beginning and 89.2MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:28,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1445.31ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 73.2MB in the beginning and 98.9MB in the end (delta: -25.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2022-11-21 23:43:28,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.60ms. Allocated memory is still 161.5MB. Free memory was 98.9MB in the beginning and 96.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:43:28,056 INFO L158 Benchmark]: Boogie Preprocessor took 25.68ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 94.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:28,057 INFO L158 Benchmark]: RCFGBuilder took 613.31ms. Allocated memory is still 161.5MB. Free memory was 94.7MB in the beginning and 80.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:43:28,057 INFO L158 Benchmark]: CodeCheck took 703.74ms. Allocated memory is still 161.5MB. Free memory was 80.0MB in the beginning and 110.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:28,058 INFO L158 Benchmark]: Witness Printer took 5.01ms. Allocated memory is still 161.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:28,061 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: 0.6s, 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, 2 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 17 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560. 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); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 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}, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_multiply_04_bad() [L1552] int data; [L1553] 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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1558] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] data = atoi(inputBuffer) [L1557] 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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [L1568] COND TRUE \read(STATIC_CONST_TRUE) 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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [L1570] 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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] [L1572] 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, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 119.5MB. Free memory was 89.3MB in the beginning and 89.2MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1445.31ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 73.2MB in the beginning and 98.9MB in the end (delta: -25.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.60ms. Allocated memory is still 161.5MB. Free memory was 98.9MB in the beginning and 96.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.68ms. Allocated memory is still 161.5MB. Free memory was 96.0MB in the beginning and 94.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 613.31ms. Allocated memory is still 161.5MB. Free memory was 94.7MB in the beginning and 80.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 703.74ms. Allocated memory is still 161.5MB. Free memory was 80.0MB in the beginning and 110.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.01ms. Allocated memory is still 161.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:43:28,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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 9559b27db3126f817e39cf5fb1b89427d83249b605bbac6501c6e4936d8cb1c7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:43:30,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:43:30,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:43:30,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:43:30,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:43:30,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:43:30,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:43:30,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:43:30,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:43:30,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:43:30,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:43:30,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:43:30,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:43:30,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:43:30,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:43:30,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:43:30,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:43:30,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:43:30,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:43:30,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:43:30,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:43:30,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:43:30,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:43:30,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:43:30,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:43:30,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:43:30,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:43:30,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:43:30,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:43:30,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:43:30,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:43:30,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:43:30,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:43:30,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:43:30,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:43:30,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:43:30,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:43:30,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:43:30,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:43:30,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:43:30,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:43:30,687 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 23:43:30,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:43:30,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:43:30,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:43:30,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:43:30,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:43:30,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:43:30,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:43:30,733 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:43:30,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:43:30,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:43:30,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:43:30,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:43:30,735 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:43:30,735 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:43:30,736 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:43:30,736 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:43:30,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:43:30,736 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:43:30,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:43:30,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:43:30,737 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:43:30,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:43:30,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:30,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:43:30,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:43:30,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:43:30,738 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:43:30,739 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:43:30,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:43:30,739 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:43:30,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:43:30,739 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_2c82778b-c83c-45bc-9f82-3274e3da4dd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9559b27db3126f817e39cf5fb1b89427d83249b605bbac6501c6e4936d8cb1c7 [2022-11-21 23:43:31,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:43:31,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:43:31,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:43:31,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:43:31,139 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:43:31,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i [2022-11-21 23:43:34,162 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:43:34,569 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:43:34,569 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_04_bad.i [2022-11-21 23:43:34,589 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/c005d12b2/f82c1bd647c74c609a024112edd1226c/FLAGf4d07cb67 [2022-11-21 23:43:34,608 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c82778b-c83c-45bc-9f82-3274e3da4dd8/bin/ukojak-jW3SillKbg/data/c005d12b2/f82c1bd647c74c609a024112edd1226c [2022-11-21 23:43:34,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:43:34,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:43:34,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:34,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:43:34,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:43:34,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:34" (1/1) ... [2022-11-21 23:43:34,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@360afb8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:34, skipping insertion in model container [2022-11-21 23:43:34,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:34" (1/1) ... [2022-11-21 23:43:34,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:43:34,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:43:35,093 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:43:35,455 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:43:35,466 INFO L158 Benchmark]: Toolchain (without parser) took 850.12ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 38.3MB in the beginning and 71.1MB in the end (delta: -32.7MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-21 23:43:35,467 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:35,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.06ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 38.1MB in the beginning and 71.1MB in the end (delta: -32.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-21 23:43:35,471 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.06ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 38.1MB in the beginning and 71.1MB in the end (delta: -32.9MB). Peak memory consumption was 12.4MB. 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.