./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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_7699be64-5732-42ff-8363-af2954bcd8e1/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 e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:15:05,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:15:05,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:15:05,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:15:05,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:15:05,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:15:05,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:15:05,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:15:05,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:15:05,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:15:05,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:15:05,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:15:05,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:15:05,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:15:05,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:15:05,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:15:05,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:15:05,207 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:15:05,207 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:15:05,208 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:15:05,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:15:05,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:15:05,209 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:15:05,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:15:05,210 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:15:05,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:15:05,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:05,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:15:05,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:15:05,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:15:05,213 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:15:05,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:15:05,213 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_7699be64-5732-42ff-8363-af2954bcd8e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2024-11-08 23:15:05,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:15:05,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:15:05,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:15:05,557 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:15:05,558 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:15:05,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i Unable to find full path for "g++" [2024-11-08 23:15:07,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:15:08,004 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:15:08,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2024-11-08 23:15:08,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/79c85ba5a/1e545ee9a74a4e1cbd0a0ae201e9200f/FLAG5ad2a9116 [2024-11-08 23:15:08,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/79c85ba5a/1e545ee9a74a4e1cbd0a0ae201e9200f [2024-11-08 23:15:08,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:15:08,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:15:08,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:08,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:15:08,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:15:08,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:08" (1/1) ... [2024-11-08 23:15:08,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4af90b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:08, skipping insertion in model container [2024-11-08 23:15:08,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:08" (1/1) ... [2024-11-08 23:15:08,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:15:09,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:09,245 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:15:09,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:09,536 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:15:09,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09 WrapperNode [2024-11-08 23:15:09,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:09,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:09,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:15:09,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:15:09,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,601 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-08 23:15:09,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:09,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:15:09,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:15:09,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:15:09,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:15:09,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:15:09,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:15:09,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:15:09,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:09" (1/1) ... [2024-11-08 23:15:09,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:09,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:15:09,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:15:09,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:15:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:15:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:15:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:15:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:15:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:15:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:15:09,883 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:15:09,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:15:10,035 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:15:10,035 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:15:10,093 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:15:10,093 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:15:10,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:10 BoogieIcfgContainer [2024-11-08 23:15:10,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:15:10,095 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:15:10,095 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:15:10,106 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:15:10,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:10" (1/1) ... [2024-11-08 23:15:10,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:15:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:15:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:15:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:15:10,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:10,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:10,433 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 23:15:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:10,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 22 transitions. [2024-11-08 23:15:10,507 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 23:15:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:15:10,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:10,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:10,745 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 23:15:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:10,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 27 transitions. [2024-11-08 23:15:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:15:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:15:10,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:10,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:10,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:11,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:11,077 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:15:11,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:15:11 ImpRootNode [2024-11-08 23:15:11,119 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:15:11,120 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:15:11,120 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:15:11,121 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:15:11,122 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:10" (3/4) ... [2024-11-08 23:15:11,125 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:15:11,126 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:15:11,127 INFO L158 Benchmark]: Toolchain (without parser) took 3074.95ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 111.2MB in the beginning and 154.0MB in the end (delta: -42.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-08 23:15:11,128 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 146.8MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:11,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1484.31ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 110.7MB in the beginning and 147.3MB in the end (delta: -36.6MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2024-11-08 23:15:11,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.67ms. Allocated memory is still 197.1MB. Free memory was 147.3MB in the beginning and 144.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:15:11,131 INFO L158 Benchmark]: Boogie Preprocessor took 28.21ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 143.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:11,132 INFO L158 Benchmark]: RCFGBuilder took 462.62ms. Allocated memory is still 197.1MB. Free memory was 143.1MB in the beginning and 127.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:15:11,133 INFO L158 Benchmark]: CodeCheck took 1024.18ms. Allocated memory is still 197.1MB. Free memory was 127.3MB in the beginning and 154.0MB in the end (delta: -26.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:11,134 INFO L158 Benchmark]: Witness Printer took 6.45ms. Allocated memory is still 197.1MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:11,139 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 36 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1578, overapproximation of fgets at line 1556. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_postinc_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 [L1569] data++ 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 1.29ms. Allocated memory is still 146.8MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1484.31ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 110.7MB in the beginning and 147.3MB in the end (delta: -36.6MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.67ms. Allocated memory is still 197.1MB. Free memory was 147.3MB in the beginning and 144.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.21ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 143.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 462.62ms. Allocated memory is still 197.1MB. Free memory was 143.1MB in the beginning and 127.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1024.18ms. Allocated memory is still 197.1MB. Free memory was 127.3MB in the beginning and 154.0MB in the end (delta: -26.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.45ms. Allocated memory is still 197.1MB. Free memory is still 154.0MB. 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 23:15:11,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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_7699be64-5732-42ff-8363-af2954bcd8e1/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 e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:15:13,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:15:13,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:15:13,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:15:13,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:15:13,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:15:13,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:15:13,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:15:13,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:15:13,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:15:13,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:15:13,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:15:13,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:15:13,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:15:13,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:15:13,825 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:15:13,829 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:15:13,830 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:15:13,830 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:15:13,831 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:15:13,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:15:13,831 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:15:13,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:15:13,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:15:13,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:15:13,833 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:13,833 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:15:13,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:15:13,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:13,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:15:13,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:15:13,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:15:13,837 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:15:13,837 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:13,838 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:15:13,838 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_7699be64-5732-42ff-8363-af2954bcd8e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2024-11-08 23:15:14,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:15:14,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:15:14,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:15:14,294 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:15:14,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:15:14,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i Unable to find full path for "g++" [2024-11-08 23:15:16,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:15:16,964 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:15:16,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2024-11-08 23:15:16,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/1b1e08f6c/38487eddbd0544f190fa5faab9679a00/FLAGda66ac8d8 [2024-11-08 23:15:17,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/data/1b1e08f6c/38487eddbd0544f190fa5faab9679a00 [2024-11-08 23:15:17,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:15:17,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:15:17,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:17,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:15:17,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:15:17,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:17" (1/1) ... [2024-11-08 23:15:17,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b30d1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:17, skipping insertion in model container [2024-11-08 23:15:17,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:17" (1/1) ... [2024-11-08 23:15:17,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:15:18,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:18,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:15:18,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:18,558 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:15:18,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18 WrapperNode [2024-11-08 23:15:18,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:18,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:18,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:15:18,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:15:18,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,617 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-08 23:15:18,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:18,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:15:18,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:15:18,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:15:18,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:15:18,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:15:18,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:15:18,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:15:18,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:18" (1/1) ... [2024-11-08 23:15:18,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:18,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:15:18,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:15:18,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:15:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:15:18,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:15:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:15:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:15:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:15:18,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:15:18,935 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:15:18,937 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:15:19,130 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:15:19,130 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:15:19,175 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:15:19,176 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:15:19,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:19 BoogieIcfgContainer [2024-11-08 23:15:19,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:15:19,177 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:15:19,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:15:19,188 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:15:19,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:19" (1/1) ... [2024-11-08 23:15:19,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:15:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:15:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:15:19,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:15:19,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:19,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:19,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:19,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:19,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:15:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:15:19,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:19,524 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 23:15:19,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:15:19,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 23:15:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 23:15:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:15:19,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:19,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:19,563 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:19,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:15:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:15:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:19,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:15:19,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:15:19,733 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 23:15:19,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:15:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 26 transitions. [2024-11-08 23:15:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:15:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:15:19,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:19,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:15:19,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:15:19,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:15:19,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:15:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:20,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:20,163 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:20,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:15:20,214 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:15:20,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:15:20 ImpRootNode [2024-11-08 23:15:20,251 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:15:20,252 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:15:20,252 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:15:20,253 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:15:20,253 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:19" (3/4) ... [2024-11-08 23:15:20,256 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:15:20,257 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:15:20,258 INFO L158 Benchmark]: Toolchain (without parser) took 3123.60ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 41.8MB in the beginning and 69.7MB in the end (delta: -28.0MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-08 23:15:20,259 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:20,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1421.86ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.4MB in the beginning and 41.6MB in the end (delta: -147.6kB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-11-08 23:15:20,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.38ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 38.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:15:20,262 INFO L158 Benchmark]: Boogie Preprocessor took 36.69ms. Allocated memory is still 83.9MB. Free memory was 38.4MB in the beginning and 36.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:15:20,264 INFO L158 Benchmark]: RCFGBuilder took 520.77ms. Allocated memory is still 83.9MB. Free memory was 36.4MB in the beginning and 39.5MB in the end (delta: -3.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2024-11-08 23:15:20,266 INFO L158 Benchmark]: CodeCheck took 1074.17ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 39.5MB in the beginning and 70.2MB in the end (delta: -30.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:20,266 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 107.0MB. Free memory was 70.2MB in the beginning and 69.7MB in the end (delta: 537.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:20,273 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 73 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1578, overapproximation of fgets at line 1556. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_postinc_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE GLOBAL_CONST_FIVE==5 [L1569] data++ 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 0.25ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1421.86ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.4MB in the beginning and 41.6MB in the end (delta: -147.6kB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.38ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 38.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.69ms. Allocated memory is still 83.9MB. Free memory was 38.4MB in the beginning and 36.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.77ms. Allocated memory is still 83.9MB. Free memory was 36.4MB in the beginning and 39.5MB in the end (delta: -3.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * CodeCheck took 1074.17ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 39.5MB in the beginning and 70.2MB in the end (delta: -30.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 107.0MB. Free memory was 70.2MB in the beginning and 69.7MB in the end (delta: 537.0kB). 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 23:15:20,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7699be64-5732-42ff-8363-af2954bcd8e1/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