./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d6fe54a16a6eb14c8cbd9ac8b0fa5290485cd864eb9a1dbcf653bc0aaa31944 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:23:29,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:23:29,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:23:29,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:23:29,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:23:29,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:23:29,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:23:29,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:23:29,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:23:29,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:23:29,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:23:29,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:23:29,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:23:29,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:23:29,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:23:29,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:23:29,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:23:29,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:23:29,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:23:29,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:23:29,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:23:29,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:23:29,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:23:29,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:23:29,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:23:29,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:23:29,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:23:29,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:23:29,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:23:29,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:23:29,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:23:29,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:23:29,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:23:29,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:23:29,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:23:29,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:23:29,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:23:29,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:23:29,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:23:29,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:23:29,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:23:29,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:23:29,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:23:29,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:23:29,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:23:29,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:23:29,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:23:29,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:23:29,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:23:29,404 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:23:29,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:23:29,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:23:29,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:23:29,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:23:29,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:23:29,406 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:23:29,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:23:29,407 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:23:29,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:23:29,407 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:23:29,407 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:23:29,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:23:29,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:29,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:23:29,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:23:29,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:23:29,409 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:23:29,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:23:29,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:23:29,410 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_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6fe54a16a6eb14c8cbd9ac8b0fa5290485cd864eb9a1dbcf653bc0aaa31944 [2022-11-20 18:23:29,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:23:29,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:23:29,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:23:29,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:23:29,739 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:23:29,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i [2022-11-20 18:23:32,778 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:23:33,172 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:23:33,179 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i [2022-11-20 18:23:33,206 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/e623a4497/d1f37045d05b407aa0a1f53286319657/FLAG1a468830c [2022-11-20 18:23:33,226 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/e623a4497/d1f37045d05b407aa0a1f53286319657 [2022-11-20 18:23:33,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:23:33,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:23:33,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:33,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:23:33,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:23:33,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:33" (1/1) ... [2022-11-20 18:23:33,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0720ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:33, skipping insertion in model container [2022-11-20 18:23:33,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:33" (1/1) ... [2022-11-20 18:23:33,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:23:33,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:23:33,721 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:23:34,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:34,279 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:23:34,297 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:23:34,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:34,514 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:23:34,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34 WrapperNode [2022-11-20 18:23:34,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:34,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:34,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:23:34,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:23:34,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,600 INFO L138 Inliner]: procedures = 502, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2022-11-20 18:23:34,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:34,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:23:34,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:23:34,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:23:34,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,653 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:23:34,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:23:34,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:23:34,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:23:34,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:34" (1/1) ... [2022-11-20 18:23:34,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:34,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:23:34,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:23:34,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:23:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:23:34,749 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:23:34,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:23:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 18:23:34,750 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 18:23:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:23:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:23:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:23:34,987 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:23:34,989 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:23:35,175 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:23:35,205 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:23:35,206 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:23:35,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:35 BoogieIcfgContainer [2022-11-20 18:23:35,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:23:35,209 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:23:35,210 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:23:35,220 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:23:35,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:35" (1/1) ... [2022-11-20 18:23:35,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:23:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-11-20 18:23:35,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-11-20 18:23:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:23:35,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:35,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:23:35,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-20 18:23:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-20 18:23:35,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:23:35,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:35,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:23:35,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:23:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:23:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:23:35,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:23:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:23:36,050 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 18:23:36,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:23:36 ImpRootNode [2022-11-20 18:23:36,111 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:23:36,112 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:23:36,112 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:23:36,112 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:23:36,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:35" (3/4) ... [2022-11-20 18:23:36,116 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:23:36,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:23:36,117 INFO L158 Benchmark]: Toolchain (without parser) took 2885.54ms. Allocated memory is still 201.3MB. Free memory was 164.8MB in the beginning and 126.8MB in the end (delta: 38.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,117 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 83.6MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:36,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1284.18ms. Allocated memory is still 201.3MB. Free memory was 164.8MB in the beginning and 102.7MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.65ms. Allocated memory is still 201.3MB. Free memory was 102.7MB in the beginning and 99.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,119 INFO L158 Benchmark]: Boogie Preprocessor took 54.20ms. Allocated memory is still 201.3MB. Free memory was 99.7MB in the beginning and 97.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,123 INFO L158 Benchmark]: RCFGBuilder took 551.97ms. Allocated memory is still 201.3MB. Free memory was 97.7MB in the beginning and 158.3MB in the end (delta: -60.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,129 INFO L158 Benchmark]: CodeCheck took 901.68ms. Allocated memory is still 201.3MB. Free memory was 158.3MB in the beginning and 126.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,130 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 201.3MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:36,137 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 3 procedures, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 20 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1566. 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); [L1586] 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) [L1586] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1587] CALL CWE190_Integer_Overflow__int_fgets_postinc_08_bad() [L1558] int data; [L1559] 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] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() 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, staticReturnsTrue()=1] [L1560] COND TRUE staticReturnsTrue() [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1566] data = atoi(inputBuffer) [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1574] RET staticReturnsTrue() VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticReturnsTrue()=1] [L1574] COND TRUE staticReturnsTrue() [L1577] data++ VAL [data=2147483647, data++=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 83.6MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1284.18ms. Allocated memory is still 201.3MB. Free memory was 164.8MB in the beginning and 102.7MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.65ms. Allocated memory is still 201.3MB. Free memory was 102.7MB in the beginning and 99.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.20ms. Allocated memory is still 201.3MB. Free memory was 99.7MB in the beginning and 97.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 551.97ms. Allocated memory is still 201.3MB. Free memory was 97.7MB in the beginning and 158.3MB in the end (delta: -60.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 901.68ms. Allocated memory is still 201.3MB. Free memory was 158.3MB in the beginning and 126.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 201.3MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 18:23:36,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d6fe54a16a6eb14c8cbd9ac8b0fa5290485cd864eb9a1dbcf653bc0aaa31944 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:23:38,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:23:38,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:23:38,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:23:38,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:23:38,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:23:38,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:23:38,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:23:38,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:23:38,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:23:38,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:23:38,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:23:38,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:23:38,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:23:38,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:23:38,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:23:38,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:23:38,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:23:38,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:23:38,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:23:38,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:23:38,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:23:38,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:23:38,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:23:38,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:23:38,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:23:38,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:23:38,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:23:38,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:23:38,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:23:38,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:23:38,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:23:38,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:23:38,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:23:38,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:23:38,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:23:38,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:23:38,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:23:38,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:23:38,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:23:38,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:23:38,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:23:38,895 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:23:38,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:23:38,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:23:38,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:23:38,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:23:38,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:23:38,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:23:38,898 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:23:38,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:23:38,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:23:38,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:23:38,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:23:38,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:23:38,899 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:23:38,899 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:23:38,899 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:23:38,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:23:38,900 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:23:38,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:23:38,900 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:23:38,900 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:23:38,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:23:38,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:38,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:23:38,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:23:38,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:23:38,901 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:23:38,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:23:38,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:23:38,902 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:23:38,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:23:38,902 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_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6fe54a16a6eb14c8cbd9ac8b0fa5290485cd864eb9a1dbcf653bc0aaa31944 [2022-11-20 18:23:39,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:23:39,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:23:39,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:23:39,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:23:39,373 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:23:39,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i [2022-11-20 18:23:42,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:23:42,940 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:23:42,941 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_08_bad.i [2022-11-20 18:23:42,960 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/4121d407a/2ad17ea839954a159e5907a5500af0b4/FLAGf2f640cad [2022-11-20 18:23:42,978 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2785af3b-7a22-4c72-9c74-279967c5972a/bin/ukojak-pZX7IvK2PQ/data/4121d407a/2ad17ea839954a159e5907a5500af0b4 [2022-11-20 18:23:42,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:23:42,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:23:42,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:42,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:23:42,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:23:42,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48bc426b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42, skipping insertion in model container [2022-11-20 18:23:42,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:23:43,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:23:43,473 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:23:43,715 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:23:43,725 INFO L158 Benchmark]: Toolchain (without parser) took 741.70ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 51.7MB in the end (delta: -1.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,726 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:43,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.07ms. Allocated memory is still 75.5MB. Free memory was 50.3MB in the beginning and 52.0MB in the end (delta: -1.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,728 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 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.07ms. Allocated memory is still 75.5MB. Free memory was 50.3MB in the beginning and 52.0MB in the end (delta: -1.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.