./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 85ec6c8e426e7132feabd2064c09c7f8ba30b4dc81ae5de59614a4624ac57da2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:48:37,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:48:37,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:48:37,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:48:37,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:48:37,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:48:37,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:48:37,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:48:37,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:48:37,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:48:37,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:48:37,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:48:37,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:48:37,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:48:37,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:48:37,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:48:37,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:48:37,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:48:37,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:48:37,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:48:37,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:48:37,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:48:37,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:48:37,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:48:37,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:48:37,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:48:37,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:48:37,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:48:37,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:48:37,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:48:37,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:48:37,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:48:37,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:48:37,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:48:37,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:48:37,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:48:37,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:48:37,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:48:37,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:48:37,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:48:37,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:48:37,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:48:37,676 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:48:37,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:48:37,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:48:37,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:48:37,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:48:37,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:48:37,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:48:37,683 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:48:37,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:48:37,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:48:37,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:48:37,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:48:37,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:48:37,686 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:48:37,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:48:37,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:48:37,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:48:37,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:48:37,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:48:37,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:48:37,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:48:37,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:48:37,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:48:37,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:48:37,688 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:48:37,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:48:37,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:48:37,689 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_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ec6c8e426e7132feabd2064c09c7f8ba30b4dc81ae5de59614a4624ac57da2 [2022-11-21 22:48:37,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:48:38,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:48:38,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:48:38,005 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:48:38,006 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:48:38,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i [2022-11-21 22:48:41,353 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:48:41,966 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:48:41,967 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i [2022-11-21 22:48:41,990 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/8f70875b6/c38a59c8df3e475a951794f5988e3039/FLAG60322abee [2022-11-21 22:48:42,009 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/8f70875b6/c38a59c8df3e475a951794f5988e3039 [2022-11-21 22:48:42,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:48:42,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:48:42,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:48:42,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:48:42,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:48:42,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:42" (1/1) ... [2022-11-21 22:48:42,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31eff664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:42, skipping insertion in model container [2022-11-21 22:48:42,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:42" (1/1) ... [2022-11-21 22:48:42,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:48:42,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:48:42,680 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:48:43,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:48:43,539 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:48:43,578 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:48:43,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:48:43,867 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:48:43,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43 WrapperNode [2022-11-21 22:48:43,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:48:43,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:48:43,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:48:43,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:48:43,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:43,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,000 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2022-11-21 22:48:44,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:48:44,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:48:44,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:48:44,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:48:44,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,087 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:48:44,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:48:44,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:48:44,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:48:44,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:43" (1/1) ... [2022-11-21 22:48:44,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:48:44,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:48:44,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:48:44,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:48:44,180 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 22:48:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:48:44,181 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:48:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:48:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 22:48:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:48:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:48:44,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:48:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:48:44,182 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:48:44,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:48:44,390 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:48:44,393 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:48:44,555 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:48:44,613 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:48:44,614 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:48:44,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:48:44 BoogieIcfgContainer [2022-11-21 22:48:44,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:48:44,618 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:48:44,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:48:44,631 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:48:44,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:48:44" (1/1) ... [2022-11-21 22:48:44,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:48:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:48:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-21 22:48:44,724 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-21 22:48:44,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:48:44,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:48:44,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:48:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:48:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:48:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:48:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-11-21 22:48:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-11-21 22:48:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:48:45,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:48:45,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:48:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:48:45,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:48:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:48:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:48:45,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:48:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:48:45,334 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-21 22:48:45,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:48:45 ImpRootNode [2022-11-21 22:48:45,396 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:48:45,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:48:45,402 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:48:45,403 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:48:45,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:48:44" (3/4) ... [2022-11-21 22:48:45,410 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 22:48:45,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:48:45,428 INFO L158 Benchmark]: Toolchain (without parser) took 3413.25ms. Allocated memory is still 138.4MB. Free memory was 104.3MB in the beginning and 69.0MB in the end (delta: 35.3MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,428 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:48:45,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1853.66ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 42.2MB in the end (delta: 61.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.05ms. Allocated memory is still 138.4MB. Free memory was 42.2MB in the beginning and 108.0MB in the end (delta: -65.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,430 INFO L158 Benchmark]: Boogie Preprocessor took 81.38ms. Allocated memory is still 138.4MB. Free memory was 108.0MB in the beginning and 106.7MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,431 INFO L158 Benchmark]: RCFGBuilder took 525.03ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 92.0MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,432 INFO L158 Benchmark]: CodeCheck took 778.11ms. Allocated memory is still 138.4MB. Free memory was 92.0MB in the beginning and 69.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:48:45,433 INFO L158 Benchmark]: Witness Printer took 25.51ms. Allocated memory is still 138.4MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:48:45,437 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1579] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1579] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_add_16_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE 1 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] COND TRUE 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1853.66ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 42.2MB in the end (delta: 61.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.05ms. Allocated memory is still 138.4MB. Free memory was 42.2MB in the beginning and 108.0MB in the end (delta: -65.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.38ms. Allocated memory is still 138.4MB. Free memory was 108.0MB in the beginning and 106.7MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 525.03ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 92.0MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 778.11ms. Allocated memory is still 138.4MB. Free memory was 92.0MB in the beginning and 69.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 25.51ms. Allocated memory is still 138.4MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 22:48:45,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 85ec6c8e426e7132feabd2064c09c7f8ba30b4dc81ae5de59614a4624ac57da2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:48:48,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:48:48,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:48:48,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:48:48,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:48:48,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:48:48,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:48:48,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:48:48,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:48:48,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:48:48,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:48:48,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:48:48,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:48:48,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:48:48,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:48:48,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:48:48,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:48:48,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:48:48,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:48:48,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:48:48,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:48:48,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:48:48,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:48:48,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:48:48,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:48:48,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:48:48,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:48:48,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:48:48,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:48:48,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:48:48,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:48:48,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:48:48,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:48:48,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:48:48,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:48:48,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:48:48,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:48:48,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:48:48,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:48:48,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:48:48,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:48:48,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:48:48,620 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:48:48,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:48:48,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:48:48,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:48:48,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:48:48,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:48:48,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:48:48,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:48:48,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:48:48,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:48:48,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:48:48,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:48:48,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:48:48,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:48:48,626 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:48:48,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:48:48,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:48:48,627 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:48:48,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:48:48,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:48:48,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:48:48,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:48:48,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:48:48,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:48:48,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:48:48,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:48:48,628 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:48:48,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:48:48,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:48:48,629 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:48:48,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:48:48,629 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_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ec6c8e426e7132feabd2064c09c7f8ba30b4dc81ae5de59614a4624ac57da2 [2022-11-21 22:48:49,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:48:49,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:48:49,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:48:49,073 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:48:49,074 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:48:49,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i [2022-11-21 22:48:52,206 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:48:52,567 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:48:52,571 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_16_bad.i [2022-11-21 22:48:52,601 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/36df006e6/62f27ea984f54b5883ef18c6872ac15b/FLAGdf0d72d0d [2022-11-21 22:48:52,623 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a797a9-3039-447b-8341-8b1005f25502/bin/ukojak-jW3SillKbg/data/36df006e6/62f27ea984f54b5883ef18c6872ac15b [2022-11-21 22:48:52,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:48:52,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:48:52,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:48:52,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:48:52,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:48:52,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:52" (1/1) ... [2022-11-21 22:48:52,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1590346d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:48:52, skipping insertion in model container [2022-11-21 22:48:52,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:48:52" (1/1) ... [2022-11-21 22:48:52,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:48:52,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:48:53,178 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:48:53,549 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:48:53,556 INFO L158 Benchmark]: Toolchain (without parser) took 925.07ms. Allocated memory is still 67.1MB. Free memory was 37.8MB in the beginning and 41.4MB in the end (delta: -3.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-21 22:48:53,557 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:48:53,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 920.14ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 41.4MB in the end (delta: -3.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-21 22:48:53,560 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 67.1MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 920.14ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 41.4MB in the end (delta: -3.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.