./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/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_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/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_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/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 0683192a35b606c605965d3c7591b2a3203200bad2805a7ff5a913dab893a536 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:59:05,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:59:05,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:59:05,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:59:05,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:59:05,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:59:05,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:59:05,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:59:05,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:59:05,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:59:05,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:59:05,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:59:05,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:59:05,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:59:05,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:59:05,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:59:05,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:59:05,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:59:05,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:59:05,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:59:05,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:59:05,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:59:05,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:59:05,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:59:05,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:59:05,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:59:05,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:59:05,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:59:05,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:59:05,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:59:05,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:59:05,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:59:05,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:59:05,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:59:05,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:59:05,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:59:05,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:59:05,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:59:05,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:59:05,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:59:05,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:59:05,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:59:05,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:59:05,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:59:05,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:59:05,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:59:05,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:59:05,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:59:05,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:59:05,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:59:05,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:59:05,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:59:05,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:59:05,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:59:05,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:59:05,415 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:59:05,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:59:05,416 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:59:05,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:59:05,416 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:59:05,416 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:59:05,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:59:05,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:59:05,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:59:05,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:59:05,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:59:05,418 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:59:05,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:59:05,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:59:05,418 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_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0683192a35b606c605965d3c7591b2a3203200bad2805a7ff5a913dab893a536 [2022-11-20 17:59:05,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:59:05,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:59:05,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:59:05,775 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:59:05,775 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:59:05,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_bad.i [2022-11-20 17:59:08,868 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:59:09,252 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:59:09,252 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_bad.i [2022-11-20 17:59:09,297 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/data/9f69defed/68ab4dad6c144448b06f1d8d07702545/FLAG51738c47c [2022-11-20 17:59:09,323 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/data/9f69defed/68ab4dad6c144448b06f1d8d07702545 [2022-11-20 17:59:09,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:59:09,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:59:09,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:59:09,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:59:09,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:59:09,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:59:09" (1/1) ... [2022-11-20 17:59:09,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b692dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:09, skipping insertion in model container [2022-11-20 17:59:09,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:59:09" (1/1) ... [2022-11-20 17:59:09,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:59:09,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:59:09,782 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:59:10,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:59:10,274 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:59:10,295 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:59:10,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:59:10,487 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:59:10,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10 WrapperNode [2022-11-20 17:59:10,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:59:10,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:59:10,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:59:10,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:59:10,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,605 INFO L138 Inliner]: procedures = 499, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2022-11-20 17:59:10,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:59:10,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:59:10,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:59:10,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:59:10,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,658 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:59:10,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:59:10,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:59:10,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:59:10,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:10" (1/1) ... [2022-11-20 17:59:10,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:59:10,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:59:10,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:59:10,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:59:10,738 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:59:10,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:59:10,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:59:10,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:59:10,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:59:10,909 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:59:10,911 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:59:11,042 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:59:11,098 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:59:11,103 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:59:11,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:11 BoogieIcfgContainer [2022-11-20 17:59:11,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:59:11,115 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:59:11,116 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:59:11,125 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:59:11,126 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:11" (1/1) ... [2022-11-20 17:59:11,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:59:11,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-20 17:59:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-20 17:59:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:59:11,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,606 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 17:59:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-20 17:59:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 17:59:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:59:11,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,799 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 17:59:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-20 17:59:11,831 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-20 17:59:11,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:11,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-11-20 17:59:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-11-20 17:59:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:12,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:12,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:12,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:59:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:12,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:59:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:12,216 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-11-20 17:59:12,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:59:12 ImpRootNode [2022-11-20 17:59:12,272 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:59:12,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:59:12,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:59:12,273 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:59:12,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:11" (3/4) ... [2022-11-20 17:59:12,276 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:59:12,340 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:59:12,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:59:12,341 INFO L158 Benchmark]: Toolchain (without parser) took 3013.53ms. Allocated memory is still 176.2MB. Free memory was 146.0MB in the beginning and 136.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,341 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 127.9MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:59:12,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1160.54ms. Allocated memory is still 176.2MB. Free memory was 146.0MB in the beginning and 85.3MB in the end (delta: 60.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.04ms. Allocated memory is still 176.2MB. Free memory was 84.7MB in the beginning and 142.1MB in the end (delta: -57.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,342 INFO L158 Benchmark]: Boogie Preprocessor took 55.50ms. Allocated memory is still 176.2MB. Free memory was 142.1MB in the beginning and 141.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,343 INFO L158 Benchmark]: RCFGBuilder took 443.68ms. Allocated memory is still 176.2MB. Free memory was 140.0MB in the beginning and 125.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,343 INFO L158 Benchmark]: CodeCheck took 1157.16ms. Allocated memory is still 176.2MB. Free memory was 125.3MB in the beginning and 138.8MB in the end (delta: -13.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:59:12,344 INFO L158 Benchmark]: Witness Printer took 67.06ms. Allocated memory is still 176.2MB. Free memory was 138.8MB in the beginning and 136.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:12,346 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 15 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 161 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, 0.4s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1/2 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 - CounterExampleResult [Line: 1560]: integer overflow possible integer overflow possible We found a 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); [L1568] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [\old(argc)=43, argc=43, argv={42:41}, argv={42:41}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_add_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [data={10452:0}, 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 [L1553] i++ VAL [data={10452:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [data={10452:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1557] COND TRUE j < 1 [L1560] EXPR \read(data) VAL [\read(data)=2147483647, data={10452:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1560] data + 1 VAL [\read(data)=2147483647, data={10452:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 127.9MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1160.54ms. Allocated memory is still 176.2MB. Free memory was 146.0MB in the beginning and 85.3MB in the end (delta: 60.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.04ms. Allocated memory is still 176.2MB. Free memory was 84.7MB in the beginning and 142.1MB in the end (delta: -57.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.50ms. Allocated memory is still 176.2MB. Free memory was 142.1MB in the beginning and 141.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 443.68ms. Allocated memory is still 176.2MB. Free memory was 140.0MB in the beginning and 125.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1157.16ms. Allocated memory is still 176.2MB. Free memory was 125.3MB in the beginning and 138.8MB in the end (delta: -13.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 67.06ms. Allocated memory is still 176.2MB. Free memory was 138.8MB in the beginning and 136.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:59:12,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20b23f20-63b0-4a5e-bdc8-7b21fd67b240/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)