./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 d20837809b4d358ba1473d6b7d7b57d357bec57bd531c02e3a6642ccfc986f0c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:53:27,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:53:27,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:53:27,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:53:27,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:53:27,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:53:27,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:53:27,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:53:27,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:53:27,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:53:27,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:53:27,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:53:27,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:53:27,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:53:27,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:53:27,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:53:27,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:53:27,551 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:53:27,551 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:53:27,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:53:27,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:53:27,553 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:53:27,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:53:27,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:53:27,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:53:27,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:53:27,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:27,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:53:27,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:53:27,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:53:27,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:53:27,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:53:27,560 INFO L153 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_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d20837809b4d358ba1473d6b7d7b57d357bec57bd531c02e3a6642ccfc986f0c [2024-11-08 23:53:27,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:53:27,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:53:27,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:53:27,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:53:27,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:53:27,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i Unable to find full path for "g++" [2024-11-08 23:53:30,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:53:30,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:53:30,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i [2024-11-08 23:53:30,610 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/f0eb1c45b/fc61f3c87aa84fb19ba7ffda4521d8e0/FLAG669b7d8b0 [2024-11-08 23:53:30,635 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/f0eb1c45b/fc61f3c87aa84fb19ba7ffda4521d8e0 [2024-11-08 23:53:30,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:53:30,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:53:30,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:30,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:53:30,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:53:30,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:30" (1/1) ... [2024-11-08 23:53:30,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595f8fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:30, skipping insertion in model container [2024-11-08 23:53:30,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:30" (1/1) ... [2024-11-08 23:53:30,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:53:32,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:32,107 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:53:32,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:32,450 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:53:32,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32 WrapperNode [2024-11-08 23:53:32,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:32,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:32,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:53:32,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:53:32,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,535 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 46 [2024-11-08 23:53:32,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:32,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:53:32,537 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:53:32,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:53:32,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:53:32,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:53:32,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:53:32,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:53:32,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:32" (1/1) ... [2024-11-08 23:53:32,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:32,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:53:32,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:53:32,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:53:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:53:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:53:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:53:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:53:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:53:32,836 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:53:32,840 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:53:32,990 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 23:53:32,990 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:53:33,059 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:53:33,059 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:53:33,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:33 BoogieIcfgContainer [2024-11-08 23:53:33,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:53:33,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:53:33,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:53:33,080 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:53:33,081 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:33" (1/1) ... [2024-11-08 23:53:33,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:53:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:53:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:53:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:53:33,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:33,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:53:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:53:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:53:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:53:33,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:33,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:33,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:33,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:33,877 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:53:33,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:53:33 ImpRootNode [2024-11-08 23:53:33,913 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:53:33,913 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:53:33,914 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:53:33,914 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:53:33,915 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:33" (3/4) ... [2024-11-08 23:53:33,917 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:53:33,918 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:53:33,919 INFO L158 Benchmark]: Toolchain (without parser) took 3277.46ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 110.7MB in the beginning and 123.0MB in the end (delta: -12.2MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-11-08 23:53:33,919 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:33,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1807.93ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 110.2MB in the beginning and 167.0MB in the end (delta: -56.8MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2024-11-08 23:53:33,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.51ms. Allocated memory is still 207.6MB. Free memory was 167.0MB in the beginning and 163.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:53:33,921 INFO L158 Benchmark]: Boogie Preprocessor took 35.03ms. Allocated memory is still 207.6MB. Free memory was 163.9MB in the beginning and 162.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:33,922 INFO L158 Benchmark]: RCFGBuilder took 488.53ms. Allocated memory is still 207.6MB. Free memory was 162.8MB in the beginning and 148.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:53:33,923 INFO L158 Benchmark]: CodeCheck took 847.79ms. Allocated memory is still 207.6MB. Free memory was 148.2MB in the beginning and 123.0MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:53:33,923 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 207.6MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:33,927 INFO L338 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_add_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_add_52c_badSink(data) [L1572] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 153.1MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1807.93ms. Allocated memory was 153.1MB in the beginning and 207.6MB in the end (delta: 54.5MB). Free memory was 110.2MB in the beginning and 167.0MB in the end (delta: -56.8MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.51ms. Allocated memory is still 207.6MB. Free memory was 167.0MB in the beginning and 163.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.03ms. Allocated memory is still 207.6MB. Free memory was 163.9MB in the beginning and 162.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 488.53ms. Allocated memory is still 207.6MB. Free memory was 162.8MB in the beginning and 148.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 847.79ms. Allocated memory is still 207.6MB. Free memory was 148.2MB in the beginning and 123.0MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 207.6MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:53:33,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 d20837809b4d358ba1473d6b7d7b57d357bec57bd531c02e3a6642ccfc986f0c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:53:36,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:53:36,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:53:36,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:53:36,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:53:36,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:53:36,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:53:36,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:53:36,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:53:36,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:53:36,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:53:36,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:53:36,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:53:36,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:53:36,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:53:36,448 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:53:36,449 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:53:36,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:53:36,449 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:53:36,450 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:53:36,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:53:36,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:53:36,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:53:36,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:53:36,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:53:36,455 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:36,456 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:53:36,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:53:36,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:36,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:53:36,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:53:36,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:53:36,457 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:53:36,460 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:36,461 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:53:36,461 INFO L153 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_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d20837809b4d358ba1473d6b7d7b57d357bec57bd531c02e3a6642ccfc986f0c [2024-11-08 23:53:36,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:53:36,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:53:36,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:53:36,927 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:53:36,927 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:53:36,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i Unable to find full path for "g++" [2024-11-08 23:53:39,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:53:39,471 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:53:39,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_52_bad.i [2024-11-08 23:53:39,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/765deb588/2c992eb72ff94ca2952ee54c8846573c/FLAG465a39266 [2024-11-08 23:53:39,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/data/765deb588/2c992eb72ff94ca2952ee54c8846573c [2024-11-08 23:53:39,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:53:39,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:53:39,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:39,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:53:39,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:53:39,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:39" (1/1) ... [2024-11-08 23:53:39,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219e5681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:39, skipping insertion in model container [2024-11-08 23:53:39,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:39" (1/1) ... [2024-11-08 23:53:39,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:53:41,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:41,170 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:53:41,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:41,417 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:53:41,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41 WrapperNode [2024-11-08 23:53:41,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:41,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:41,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:53:41,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:53:41,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,474 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-11-08 23:53:41,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:41,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:53:41,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:53:41,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:53:41,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:53:41,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:53:41,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:53:41,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:53:41,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:41,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:41,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:53:41,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:53:41,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:53:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:53:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:53:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:53:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:53:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:53:41,745 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:53:41,747 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:53:41,925 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 23:53:41,925 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:53:41,993 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:53:41,993 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:53:41,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:41 BoogieIcfgContainer [2024-11-08 23:53:41,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:53:41,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:53:41,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:53:42,006 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:53:42,006 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:41" (1/1) ... [2024-11-08 23:53:42,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:53:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:53:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:53:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:53:42,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:42,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:42,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:42,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:42,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:53:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:42,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:42,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:53:42,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:53:42,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:53:42,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:42,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:53:42,323 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:53:42,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:53:42,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:42,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:42,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:42,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:42,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:53:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:42,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:42,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:42,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:53:42,623 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:53:42,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:53:42 ImpRootNode [2024-11-08 23:53:42,658 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:53:42,659 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:53:42,659 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:53:42,659 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:53:42,660 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:41" (3/4) ... [2024-11-08 23:53:42,662 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:53:42,663 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:53:42,665 INFO L158 Benchmark]: Toolchain (without parser) took 3029.38ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.4MB in the beginning and 38.8MB in the end (delta: 645.3kB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,666 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 92.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1781.30ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.2MB in the beginning and 56.3MB in the end (delta: -17.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.28ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 52.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,681 INFO L158 Benchmark]: Boogie Preprocessor took 37.75ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 51.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,682 INFO L158 Benchmark]: RCFGBuilder took 481.50ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 59.3MB in the end (delta: -8.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,682 INFO L158 Benchmark]: CodeCheck took 661.91ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 38.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:53:42,684 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 92.3MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 192.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:42,693 INFO L338 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 1 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: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_add_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_add_52c_badSink(data) [L1572] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 92.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1781.30ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.2MB in the beginning and 56.3MB in the end (delta: -17.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.28ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 52.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.75ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 51.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 481.50ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 59.3MB in the end (delta: -8.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 661.91ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 38.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 92.3MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 192.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:53:42,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_854dd7ad-2c79-4e64-bfb4-029415783391/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample