./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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 49223ddcf322f8b5fb5185441c735a8895934f3ad680422ffdffaa44d7208c72 --- 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 16:28:22,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:28:22,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:28:22,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:28:22,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:28:22,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:28:22,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:28:22,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:28:22,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:28:22,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:28:22,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:28:22,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:28:22,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:28:22,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:28:22,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:28:22,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:28:22,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:28:22,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:28:22,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:28:22,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:28:22,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:28:22,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:28:22,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:28:22,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:28:22,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:28:22,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:28:22,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:28:22,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:28:22,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:28:22,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:28:22,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:28:22,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:28:22,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:28:22,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:28:22,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:28:22,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:28:22,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:28:22,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:28:22,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:28:22,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:28:22,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:28:22,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:28:22,918 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:28:22,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:28:22,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:28:22,920 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:28:22,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:28:22,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:28:22,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:28:22,922 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:28:22,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:28:22,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:28:22,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:28:22,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:28:22,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:28:22,924 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:28:22,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:28:22,925 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:28:22,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:28:22,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:28:22,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:28:22,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:28:22,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:22,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:28:22,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:28:22,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:28:22,927 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:28:22,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:28:22,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:28:22,928 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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49223ddcf322f8b5fb5185441c735a8895934f3ad680422ffdffaa44d7208c72 [2022-11-20 16:28:23,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:28:23,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:28:23,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:28:23,247 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:28:23,248 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:28:23,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i [2022-11-20 16:28:26,288 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:28:26,659 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:28:26,666 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i [2022-11-20 16:28:26,694 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/7624e0943/da01ad378a984dcbbe4ad10bead5d066/FLAG1a294ae24 [2022-11-20 16:28:26,714 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/7624e0943/da01ad378a984dcbbe4ad10bead5d066 [2022-11-20 16:28:26,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:28:26,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:28:26,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:26,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:28:26,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:28:26,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:26" (1/1) ... [2022-11-20 16:28:26,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b1a041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:26, skipping insertion in model container [2022-11-20 16:28:26,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:26" (1/1) ... [2022-11-20 16:28:26,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:28:26,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:28:27,222 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:28:27,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:27,796 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:28:27,816 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:28:27,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:28,049 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:28:28,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28 WrapperNode [2022-11-20 16:28:28,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:28,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:28,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:28:28,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:28:28,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,141 INFO L138 Inliner]: procedures = 501, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2022-11-20 16:28:28,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:28,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:28:28,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:28:28,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:28:28,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:28:28,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:28:28,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:28:28,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:28:28,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:28,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:28:28,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:28:28,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:28:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 16:28:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:28:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:28:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:28:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 16:28:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:28:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:28:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:28:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:28:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:28:28,448 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:28:28,451 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:28:28,563 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:28:28,607 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:28:28,607 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:28:28,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:28:28 BoogieIcfgContainer [2022-11-20 16:28:28,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:28:28,611 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:28:28,611 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:28:28,622 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:28:28,623 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:28:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 16:28:28,692 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 16:28:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:28:28,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:28,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:28:28,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:28:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:28:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:28:29,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:28:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:28:29,081 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 16:28:29,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:28:29 ImpRootNode [2022-11-20 16:28:29,120 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:28:29,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:28:29,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:28:29,121 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:28:29,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:28:28" (3/4) ... [2022-11-20 16:28:29,127 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 16:28:29,127 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:28:29,129 INFO L158 Benchmark]: Toolchain (without parser) took 2409.38ms. Allocated memory is still 203.4MB. Free memory was 153.2MB in the beginning and 126.9MB in the end (delta: 26.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,130 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:28:29,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1331.53ms. Allocated memory is still 203.4MB. Free memory was 153.2MB in the beginning and 163.7MB in the end (delta: -10.6MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.10ms. Allocated memory is still 203.4MB. Free memory was 163.7MB in the beginning and 160.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,134 INFO L158 Benchmark]: Boogie Preprocessor took 50.74ms. Allocated memory is still 203.4MB. Free memory was 160.7MB in the beginning and 159.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,134 INFO L158 Benchmark]: RCFGBuilder took 416.28ms. Allocated memory is still 203.4MB. Free memory was 159.5MB in the beginning and 144.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,135 INFO L158 Benchmark]: CodeCheck took 509.63ms. Allocated memory is still 203.4MB. Free memory was 143.9MB in the beginning and 127.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:28:29,136 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 203.4MB. Free memory was 127.1MB in the beginning and 126.9MB in the end (delta: 190.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:28:29,147 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1585]: 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); [L1550] int CWE190_Integer_Overflow__int_fgets_add_68_goodB2GData; [L1573] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_add_68_goodB2GData=0, 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) [L1573] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={28:27}, argv={28:27}, CWE190_Integer_Overflow__int_fgets_add_68_goodB2GData=0, 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 CWE190_Integer_Overflow__int_fgets_add_68_bad() [L1554] int data; [L1555] data = 0 [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)] = ""; [L1567] CWE190_Integer_Overflow__int_fgets_add_68_badData = data [L1568] CALL CWE190_Integer_Overflow__int_fgets_add_68b_badSink() [L1583] int data = CWE190_Integer_Overflow__int_fgets_add_68_badData; VAL [CWE190_Integer_Overflow__int_fgets_add_68_badData=2147483647, CWE190_Integer_Overflow__int_fgets_add_68_goodB2GData=0, 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] [L1585] data + 1 VAL [CWE190_Integer_Overflow__int_fgets_add_68_badData=2147483647, CWE190_Integer_Overflow__int_fgets_add_68_goodB2GData=0, 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 0.51ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1331.53ms. Allocated memory is still 203.4MB. Free memory was 153.2MB in the beginning and 163.7MB in the end (delta: -10.6MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.10ms. Allocated memory is still 203.4MB. Free memory was 163.7MB in the beginning and 160.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.74ms. Allocated memory is still 203.4MB. Free memory was 160.7MB in the beginning and 159.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.28ms. Allocated memory is still 203.4MB. Free memory was 159.5MB in the beginning and 144.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 509.63ms. Allocated memory is still 203.4MB. Free memory was 143.9MB in the beginning and 127.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 203.4MB. Free memory was 127.1MB in the beginning and 126.9MB in the end (delta: 190.2kB). 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 16:28:29,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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 49223ddcf322f8b5fb5185441c735a8895934f3ad680422ffdffaa44d7208c72 --- 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 16:28:31,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:28:31,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:28:31,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:28:31,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:28:31,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:28:31,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:28:31,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:28:31,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:28:31,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:28:31,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:28:31,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:28:31,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:28:31,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:28:31,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:28:31,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:28:31,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:28:31,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:28:31,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:28:32,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:28:32,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:28:32,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:28:32,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:28:32,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:28:32,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:28:32,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:28:32,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:28:32,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:28:32,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:28:32,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:28:32,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:28:32,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:28:32,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:28:32,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:28:32,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:28:32,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:28:32,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:28:32,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:28:32,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:28:32,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:28:32,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:28:32,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 16:28:32,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:28:32,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:28:32,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:28:32,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:28:32,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:28:32,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:28:32,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:28:32,092 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:28:32,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:28:32,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:28:32,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:28:32,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:28:32,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:28:32,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:28:32,095 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:28:32,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:28:32,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:28:32,096 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:28:32,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:28:32,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:28:32,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:28:32,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:28:32,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:32,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:28:32,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:28:32,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:28:32,099 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:28:32,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:28:32,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:28:32,100 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:28:32,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:28:32,101 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_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49223ddcf322f8b5fb5185441c735a8895934f3ad680422ffdffaa44d7208c72 [2022-11-20 16:28:32,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:28:32,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:28:32,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:28:32,574 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:28:32,575 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:28:32,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i [2022-11-20 16:28:35,659 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:28:36,072 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:28:36,073 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_68_bad.i [2022-11-20 16:28:36,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/4957d9272/16b5ef347477472c922af0b008fbd01b/FLAG282ea615f [2022-11-20 16:28:36,112 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2757ee-4ebc-458e-b782-f24ee04cd0e1/bin/ukojak-pZX7IvK2PQ/data/4957d9272/16b5ef347477472c922af0b008fbd01b [2022-11-20 16:28:36,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:28:36,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:28:36,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:36,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:28:36,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:28:36,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:36" (1/1) ... [2022-11-20 16:28:36,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eeb2f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:36, skipping insertion in model container [2022-11-20 16:28:36,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:36" (1/1) ... [2022-11-20 16:28:36,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:28:36,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:28:36,694 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:28:37,125 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 16:28:37,134 INFO L158 Benchmark]: Toolchain (without parser) took 1015.89ms. Allocated memory is still 75.5MB. Free memory was 48.2MB in the beginning and 32.9MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:28:37,135 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:28:37,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1012.38ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 32.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:28:37,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1012.38ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 32.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.