./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_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_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/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_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/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_f3852d58-a441-4311-b8e8-22fd9520efa2/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 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 --- 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 18:10:27,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:27,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:27,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:27,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:27,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:27,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:27,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:27,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:27,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:27,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:27,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:27,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:27,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:27,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:27,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:27,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:27,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:27,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:27,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:27,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:27,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:27,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:27,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:27,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:27,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:27,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:27,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:27,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:27,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:27,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:27,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:27,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:27,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:27,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:27,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:27,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:27,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:27,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:27,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:27,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:27,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:10:27,602 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:27,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:27,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:10:27,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:10:27,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:27,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:27,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:27,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:27,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:10:27,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:27,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:10:27,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:27,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:10:27,608 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:10:27,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:10:27,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:27,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:10:27,609 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:27,609 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:27,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:27,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:27,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:27,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:27,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:10:27,611 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:10:27,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:10:27,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:10:27,612 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_f3852d58-a441-4311-b8e8-22fd9520efa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 [2022-11-20 18:10:27,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:27,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:27,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:27,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:27,926 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:27,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2022-11-20 18:10:30,996 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:31,347 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:31,349 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2022-11-20 18:10:31,375 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/b994f3528/67d60456d62847e59c079fdeb4e439ff/FLAG7d3f8d2d0 [2022-11-20 18:10:31,402 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/b994f3528/67d60456d62847e59c079fdeb4e439ff [2022-11-20 18:10:31,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:31,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:31,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:31,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:31,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:31,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:31" (1/1) ... [2022-11-20 18:10:31,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615c7840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:31, skipping insertion in model container [2022-11-20 18:10:31,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:31" (1/1) ... [2022-11-20 18:10:31,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:31,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:31,883 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:10:32,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:32,463 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:10:32,484 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:10:32,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:32,725 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:10:32,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32 WrapperNode [2022-11-20 18:10:32,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:32,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:32,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:10:32,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:10:32,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,803 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2022-11-20 18:10:32,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:32,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:10:32,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:10:32,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:10:32,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:10:32,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:10:32,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:10:32,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:10:32,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:32" (1/1) ... [2022-11-20 18:10:32,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:32,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:10:32,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:10:32,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:10:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 18:10:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:10:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:10:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:10:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 18:10:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:10:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:10:32,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:10:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:10:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:10:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:10:33,137 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:10:33,139 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:10:33,342 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:10:33,407 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:10:33,407 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:10:33,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:33 BoogieIcfgContainer [2022-11-20 18:10:33,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:10:33,411 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:10:33,411 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:10:33,437 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:10:33,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:33" (1/1) ... [2022-11-20 18:10:33,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:10:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:33,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 18:10:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 18:10:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:10:33,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:33,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:33,744 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 18:10:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:33,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2022-11-20 18:10:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-11-20 18:10:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:10:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:33,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:10:33,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:10:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:10:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:10:33,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:10:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:10:33,999 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 18:10:34,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:10:34 ImpRootNode [2022-11-20 18:10:34,054 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:10:34,056 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:10:34,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:10:34,057 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:10:34,058 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:33" (3/4) ... [2022-11-20 18:10:34,065 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:10:34,066 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:10:34,066 INFO L158 Benchmark]: Toolchain (without parser) took 2655.42ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 109.5MB in the end (delta: 44.8MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,067 INFO L158 Benchmark]: CDTParser took 1.51ms. Allocated memory is still 144.7MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:34,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1310.58ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 154.7MB in the end (delta: -371.0kB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.25ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 151.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,070 INFO L158 Benchmark]: Boogie Preprocessor took 29.24ms. Allocated memory is still 197.1MB. Free memory was 151.4MB in the beginning and 150.4MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:34,072 INFO L158 Benchmark]: RCFGBuilder took 576.28ms. Allocated memory is still 197.1MB. Free memory was 149.4MB in the beginning and 135.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,072 INFO L158 Benchmark]: CodeCheck took 643.74ms. Allocated memory is still 197.1MB. Free memory was 135.8MB in the beginning and 110.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,077 INFO L158 Benchmark]: Witness Printer took 10.02ms. Allocated memory is still 197.1MB. Free memory was 110.5MB in the beginning and 109.5MB in the end (delta: 991.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:10:34,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 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); [L1548] static int staticFive = 5; [L1578] 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}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [\old(argc)=13, argc=13, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1579] CALL CWE190_Integer_Overflow__int_fgets_add_07_bad() [L1551] int data; [L1552] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1553] COND TRUE staticFive==5 [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)] = ""; VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1567] COND TRUE staticFive==5 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51ms. Allocated memory is still 144.7MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1310.58ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 154.7MB in the end (delta: -371.0kB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.25ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 151.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.24ms. Allocated memory is still 197.1MB. Free memory was 151.4MB in the beginning and 150.4MB in the end (delta: 982.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 576.28ms. Allocated memory is still 197.1MB. Free memory was 149.4MB in the beginning and 135.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 643.74ms. Allocated memory is still 197.1MB. Free memory was 135.8MB in the beginning and 110.5MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 10.02ms. Allocated memory is still 197.1MB. Free memory was 110.5MB in the beginning and 109.5MB in the end (delta: 991.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 18:10:34,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/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_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/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_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/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_f3852d58-a441-4311-b8e8-22fd9520efa2/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 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 --- 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 18:10:36,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:36,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:36,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:36,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:36,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:36,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:36,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:36,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:36,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:36,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:36,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:36,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:36,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:36,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:36,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:36,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:36,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:36,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:36,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:36,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:36,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:36,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:36,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:36,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:36,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:36,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:36,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:36,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:36,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:36,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:36,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:36,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:36,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:36,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:36,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:36,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:36,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:36,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:36,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:36,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:36,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:10:36,864 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:36,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:36,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:10:36,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:10:36,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:36,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:36,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:36,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:36,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:36,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:10:36,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:36,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:10:36,871 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:10:36,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:10:36,871 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:10:36,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:10:36,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:10:36,872 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:36,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:10:36,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:36,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:36,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:36,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:36,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:36,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:36,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:10:36,874 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:10:36,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:10:36,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:10:36,875 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:10:36,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:10:36,876 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_f3852d58-a441-4311-b8e8-22fd9520efa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fcee65994c10c2cc799db91070a9929fd29a169b89b1d270c2cb0a10b6534e2 [2022-11-20 18:10:37,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:37,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:37,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:37,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:37,316 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:37,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2022-11-20 18:10:40,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:40,793 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:40,794 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_07_bad.i [2022-11-20 18:10:40,824 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/a2f76880d/5e0279d7ac414087a61f2b59a9edb271/FLAGfa58b9ba9 [2022-11-20 18:10:40,849 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3852d58-a441-4311-b8e8-22fd9520efa2/bin/ukojak-pZX7IvK2PQ/data/a2f76880d/5e0279d7ac414087a61f2b59a9edb271 [2022-11-20 18:10:40,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:40,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:40,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:40,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:40,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:40,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:40" (1/1) ... [2022-11-20 18:10:40,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0251f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:40, skipping insertion in model container [2022-11-20 18:10:40,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:40" (1/1) ... [2022-11-20 18:10:40,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:40,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:41,418 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:10:41,649 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 18:10:41,659 INFO L158 Benchmark]: Toolchain (without parser) took 801.68ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 29.9MB in the beginning and 56.3MB in the end (delta: -26.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-11-20 18:10:41,660 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:41,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.67ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 29.6MB in the beginning and 56.3MB in the end (delta: -26.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-11-20 18:10:41,663 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 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.67ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 29.6MB in the beginning and 56.3MB in the end (delta: -26.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.