./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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 0a8c14371ace8836790ae923a60e10c38311139c7ebd218dd2592fea3c4c0de9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:28:16,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:28:16,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:28:16,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:28:16,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:28:16,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:28:16,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:28:16,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:28:16,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:28:16,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:28:16,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:28:16,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:28:16,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:28:16,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:28:16,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:28:16,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:28:16,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:28:16,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:28:16,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:28:16,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:28:16,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:28:16,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:28:16,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:28:16,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:28:16,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:28:16,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:28:16,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:28:16,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:28:16,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:28:16,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:28:16,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:28:16,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:28:16,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:28:16,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:28:16,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:28:16,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:28:16,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:28:16,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:28:16,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:28:16,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:28:16,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:28:16,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:28:16,623 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:28:16,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:28:16,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:28:16,624 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:28:16,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:28:16,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:28:16,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:28:16,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:28:16,627 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:28:16,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:28:16,627 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:28:16,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:28:16,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:28:16,628 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:28:16,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:28:16,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:16,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:28:16,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:28:16,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:28:16,629 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:28:16,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:28:16,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:28:16,629 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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8c14371ace8836790ae923a60e10c38311139c7ebd218dd2592fea3c4c0de9 [2022-11-20 18:28:16,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:28:16,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:28:16,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:28:16,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:28:16,924 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:28:16,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i [2022-11-20 18:28:20,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:28:20,559 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:28:20,563 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i [2022-11-20 18:28:20,594 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/445c2378f/f739bb30437d485c98002682512cb1be/FLAGc016b2140 [2022-11-20 18:28:20,610 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/445c2378f/f739bb30437d485c98002682512cb1be [2022-11-20 18:28:20,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:28:20,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:28:20,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:20,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:28:20,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:28:20,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:20" (1/1) ... [2022-11-20 18:28:20,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ec804b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:20, skipping insertion in model container [2022-11-20 18:28:20,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:20" (1/1) ... [2022-11-20 18:28:20,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:28:20,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:28:21,106 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:28:21,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:21,676 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:28:21,710 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:28:21,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:22,002 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:28:22,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22 WrapperNode [2022-11-20 18:28:22,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:22,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:22,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:28:22,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:28:22,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,062 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-11-20 18:28:22,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:22,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:28:22,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:28:22,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:28:22,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,088 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:28:22,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:28:22,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:28:22,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:28:22,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:22,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:28:22,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:28:22,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:28:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 18:28:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:28:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:28:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:28:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 18:28:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:28:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:28:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:28:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:28:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:28:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:28:22,318 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:28:22,320 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:28:22,458 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:28:22,554 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:28:22,555 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:28:22,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:28:22 BoogieIcfgContainer [2022-11-20 18:28:22,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:28:22,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:28:22,559 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:28:22,581 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:28:22,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:28:22" (1/1) ... [2022-11-20 18:28:22,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:28:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-20 18:28:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-20 18:28:22,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:28:22,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:22,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-11-20 18:28:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-11-20 18:28:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:28:23,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:23,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-20 18:28:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-20 18:28:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:28:23,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:28:23,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:23,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-20 18:28:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-20 18:28:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:28:23,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:23,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:28:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 30 transitions. [2022-11-20 18:28:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-20 18:28:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:28:23,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:28:23,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:28:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:28:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:28:23,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:28:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:28:23,825 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-11-20 18:28:23,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:28:23 ImpRootNode [2022-11-20 18:28:23,859 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:28:23,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:28:23,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:28:23,860 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:28:23,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:28:22" (3/4) ... [2022-11-20 18:28:23,863 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:28:23,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:28:23,864 INFO L158 Benchmark]: Toolchain (without parser) took 3249.34ms. Allocated memory is still 172.0MB. Free memory was 127.2MB in the beginning and 93.5MB in the end (delta: 33.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,865 INFO L158 Benchmark]: CDTParser took 0.21ms. 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 18:28:23,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.97ms. Allocated memory is still 172.0MB. Free memory was 127.2MB in the beginning and 116.3MB in the end (delta: 10.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.37ms. Allocated memory is still 172.0MB. Free memory was 116.3MB in the beginning and 113.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,867 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 112.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,867 INFO L158 Benchmark]: RCFGBuilder took 464.36ms. Allocated memory is still 172.0MB. Free memory was 112.1MB in the beginning and 96.1MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,868 INFO L158 Benchmark]: CodeCheck took 1300.43ms. Allocated memory is still 172.0MB. Free memory was 96.1MB in the beginning and 93.5MB in the end (delta: 2.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2022-11-20 18:28:23,869 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 172.0MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:28:23,872 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, 27 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 95 IncrementalHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 48 mSDtfsCounter, 95 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 331 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 5/6 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: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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)=18, argc=18, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_multiply_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 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, i=0] [L1553] COND TRUE i < 1 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1553] i++ VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1567] j = 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1567] COND TRUE j < 1 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1569] COND TRUE data > 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1571] data * 2 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.97ms. Allocated memory is still 172.0MB. Free memory was 127.2MB in the beginning and 116.3MB in the end (delta: 10.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.37ms. Allocated memory is still 172.0MB. Free memory was 116.3MB in the beginning and 113.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 112.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 464.36ms. Allocated memory is still 172.0MB. Free memory was 112.1MB in the beginning and 96.1MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1300.43ms. Allocated memory is still 172.0MB. Free memory was 96.1MB in the beginning and 93.5MB in the end (delta: 2.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 172.0MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 18:28:23,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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 0a8c14371ace8836790ae923a60e10c38311139c7ebd218dd2592fea3c4c0de9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:28:26,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:28:26,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:28:26,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:28:26,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:28:26,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:28:26,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:28:26,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:28:26,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:28:26,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:28:26,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:28:26,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:28:26,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:28:26,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:28:26,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:28:26,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:28:26,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:28:26,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:28:26,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:28:26,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:28:26,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:28:26,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:28:26,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:28:26,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:28:26,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:28:26,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:28:26,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:28:26,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:28:26,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:28:26,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:28:26,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:28:26,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:28:26,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:28:26,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:28:26,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:28:26,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:28:26,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:28:26,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:28:26,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:28:26,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:28:26,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:28:26,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:28:26,588 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:28:26,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:28:26,591 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:28:26,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:28:26,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:28:26,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:28:26,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:28:26,593 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:28:26,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:28:26,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:28:26,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:28:26,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:28:26,596 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:28:26,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:28:26,596 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:28:26,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:28:26,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:28:26,597 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:28:26,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:28:26,598 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:28:26,598 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:28:26,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:28:26,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:26,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:28:26,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:28:26,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:28:26,600 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:28:26,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:28:26,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:28:26,601 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:28:26,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:28:26,602 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_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8c14371ace8836790ae923a60e10c38311139c7ebd218dd2592fea3c4c0de9 [2022-11-20 18:28:27,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:28:27,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:28:27,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:28:27,051 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:28:27,051 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:28:27,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i [2022-11-20 18:28:30,396 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:28:30,786 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:28:30,787 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_bad.i [2022-11-20 18:28:30,813 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/0b6e8cb6a/a49a76ad41574668a38d18242fe2b698/FLAGb8b0eeea7 [2022-11-20 18:28:30,827 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8431fa-cfc9-435c-aa2c-8cfacb36c492/bin/ukojak-pZX7IvK2PQ/data/0b6e8cb6a/a49a76ad41574668a38d18242fe2b698 [2022-11-20 18:28:30,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:28:30,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:28:30,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:30,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:28:30,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:28:30,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:30" (1/1) ... [2022-11-20 18:28:30,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5d2c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:30, skipping insertion in model container [2022-11-20 18:28:30,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:30" (1/1) ... [2022-11-20 18:28:30,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:28:30,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:28:31,305 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:28:31,568 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:28:31,576 INFO L158 Benchmark]: Toolchain (without parser) took 744.17ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 51.8MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:28:31,577 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:28:31,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.83ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 51.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:28:31,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.83ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 51.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.