./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_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_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/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_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/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_71006350-ba11-43ba-8cad-8b04faea917d/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 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 --- 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 17:32:04,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:32:04,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:32:05,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:32:05,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:32:05,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:32:05,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:32:05,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:32:05,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:32:05,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:32:05,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:32:05,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:32:05,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:32:05,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:32:05,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:32:05,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:32:05,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:32:05,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:32:05,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:32:05,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:32:05,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:32:05,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:32:05,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:32:05,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:32:05,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:32:05,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:32:05,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:32:05,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:32:05,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:32:05,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:32:05,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:32:05,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:32:05,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:32:05,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:32:05,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:32:05,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:32:05,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:32:05,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:32:05,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:32:05,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:32:05,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:32:05,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:32:05,077 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:32:05,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:32:05,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:32:05,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:32:05,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:32:05,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:32:05,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:32:05,081 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:32:05,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:32:05,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:32:05,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:32:05,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:32:05,084 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:32:05,084 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:32:05,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:32:05,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:05,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:32:05,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:32:05,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:32:05,085 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:32:05,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:32:05,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:32:05,085 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_71006350-ba11-43ba-8cad-8b04faea917d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 [2022-11-20 17:32:05,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:32:05,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:32:05,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:32:05,345 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:32:05,346 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:32:05,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 17:32:08,351 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:32:08,721 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:32:08,721 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 17:32:08,756 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/fb31b2ac2/9d706ca4b0da4306b4fee29e0cd1c109/FLAG1e06c9442 [2022-11-20 17:32:08,772 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/fb31b2ac2/9d706ca4b0da4306b4fee29e0cd1c109 [2022-11-20 17:32:08,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:32:08,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:32:08,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:08,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:32:08,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:32:08,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:08" (1/1) ... [2022-11-20 17:32:08,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12995dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:08, skipping insertion in model container [2022-11-20 17:32:08,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:08" (1/1) ... [2022-11-20 17:32:08,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:32:08,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:32:09,257 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:32:09,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:09,818 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:32:09,838 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:32:09,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:10,146 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:32:10,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10 WrapperNode [2022-11-20 17:32:10,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:10,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:10,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:32:10,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:32:10,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,222 INFO L138 Inliner]: procedures = 501, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2022-11-20 17:32:10,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:10,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:32:10,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:32:10,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:32:10,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,245 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:32:10,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:32:10,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:32:10,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:32:10,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:10,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:32:10,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:32:10,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:32:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:32:10,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:32:10,570 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:32:10,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:32:10,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:32:10,798 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:32:10,798 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:32:10,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:10 BoogieIcfgContainer [2022-11-20 17:32:10,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:32:10,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:32:10,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:32:10,813 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:32:10,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:10" (1/1) ... [2022-11-20 17:32:10,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:32:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-11-20 17:32:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-11-20 17:32:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:32:10,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:10,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:32:11,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:32:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:32:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:32:11,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:32:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:32:11,187 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 17:32:11,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:32:11 ImpRootNode [2022-11-20 17:32:11,230 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:32:11,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:32:11,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:32:11,231 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:32:11,231 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:10" (3/4) ... [2022-11-20 17:32:11,234 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:32:11,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:32:11,236 INFO L158 Benchmark]: Toolchain (without parser) took 2456.33ms. Allocated memory is still 146.8MB. Free memory was 114.5MB in the beginning and 112.2MB in the end (delta: 2.3MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2022-11-20 17:32:11,236 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:11,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1360.30ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 95.9MB in the end (delta: 18.3MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2022-11-20 17:32:11,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.23ms. Allocated memory is still 146.8MB. Free memory was 95.9MB in the beginning and 92.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:32:11,238 INFO L158 Benchmark]: Boogie Preprocessor took 24.87ms. Allocated memory is still 146.8MB. Free memory was 92.9MB in the beginning and 91.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:11,239 INFO L158 Benchmark]: RCFGBuilder took 552.03ms. Allocated memory is still 146.8MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:32:11,240 INFO L158 Benchmark]: CodeCheck took 427.74ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 112.2MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:11,240 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 146.8MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:11,243 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, 17 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int badStatic = 0; [L1580] CALL printLine("Calling bad()...") VAL [badStatic=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) [L1580] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, badStatic=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_add_21_bad() [L1561] int data; [L1562] data = 0 [L1564] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1565] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1567] data = atoi(inputBuffer) [L1564] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1574] badStatic = 1 [L1575] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [\old(data)=2147483647, badStatic=1, 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] [L1554] data + 1 VAL [\old(data)=2147483647, badStatic=1, 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 0.30ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1360.30ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 95.9MB in the end (delta: 18.3MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.23ms. Allocated memory is still 146.8MB. Free memory was 95.9MB in the beginning and 92.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.87ms. Allocated memory is still 146.8MB. Free memory was 92.9MB in the beginning and 91.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 552.03ms. Allocated memory is still 146.8MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 427.74ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 112.2MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 146.8MB. Free memory is still 112.2MB. 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 17:32:11,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/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_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/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_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/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_71006350-ba11-43ba-8cad-8b04faea917d/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 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 --- 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 17:32:13,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:32:13,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:32:13,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:32:13,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:32:13,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:32:13,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:32:13,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:32:13,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:32:13,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:32:13,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:32:13,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:32:13,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:32:13,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:32:13,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:32:13,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:32:13,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:32:13,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:32:13,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:32:13,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:32:13,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:32:13,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:32:13,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:32:13,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:32:13,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:32:13,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:32:13,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:32:13,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:32:13,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:32:13,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:32:13,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:32:13,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:32:13,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:32:13,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:32:13,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:32:13,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:32:13,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:32:13,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:32:13,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:32:13,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:32:13,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:32:13,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:32:13,883 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:32:13,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:32:13,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:32:13,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:32:13,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:32:13,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:32:13,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:32:13,888 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:32:13,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:32:13,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:32:13,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:32:13,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:32:13,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:32:13,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:32:13,890 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:32:13,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:32:13,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:32:13,891 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:32:13,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:32:13,891 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:32:13,892 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:32:13,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:32:13,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:13,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:32:13,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:32:13,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:32:13,893 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:32:13,893 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:32:13,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:32:13,894 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:32:13,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:32:13,894 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_71006350-ba11-43ba-8cad-8b04faea917d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 [2022-11-20 17:32:14,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:32:14,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:32:14,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:32:14,320 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:32:14,321 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:32:14,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 17:32:17,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:32:17,854 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:32:17,855 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 17:32:17,881 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/8d7af2b26/6cf2a6052eae4411bc09a466a97f4edf/FLAGdd194ed64 [2022-11-20 17:32:17,899 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71006350-ba11-43ba-8cad-8b04faea917d/bin/ukojak-pZX7IvK2PQ/data/8d7af2b26/6cf2a6052eae4411bc09a466a97f4edf [2022-11-20 17:32:17,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:32:17,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:32:17,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:17,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:32:17,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:32:17,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:17" (1/1) ... [2022-11-20 17:32:17,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f5633ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:17, skipping insertion in model container [2022-11-20 17:32:17,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:17" (1/1) ... [2022-11-20 17:32:17,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:32:17,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:32:18,403 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:32:18,683 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 17:32:18,692 INFO L158 Benchmark]: Toolchain (without parser) took 784.53ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 43.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:32:18,693 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:18,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.16ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 43.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:32:18,696 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.16ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 43.2MB in the end (delta: 15.1MB). 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.