./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:30:57,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:30:58,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:30:58,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:30:58,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:30:58,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:30:58,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:30:58,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:30:58,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:30:58,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:30:58,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:30:58,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:30:58,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:30:58,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:30:58,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:30:58,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:30:58,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:30:58,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:30:58,125 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:30:58,126 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:30:58,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:30:58,130 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:30:58,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:30:58,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:30:58,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:30:58,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:30:58,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:30:58,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:30:58,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:30:58,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:30:58,133 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:30:58,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:30:58,135 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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-11-08 19:30:58,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:30:58,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:30:58,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:30:58,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:30:58,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:30:58,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i Unable to find full path for "g++" [2024-11-08 19:31:00,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:31:00,924 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:31:00,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-08 19:31:00,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/bd7bee26b/2925ed8aa3e945dcacc14a9bcc074c13/FLAGd6565416f [2024-11-08 19:31:00,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/bd7bee26b/2925ed8aa3e945dcacc14a9bcc074c13 [2024-11-08 19:31:00,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:31:00,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:31:00,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:00,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:31:00,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:31:00,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:00" (1/1) ... [2024-11-08 19:31:00,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1eb2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:00, skipping insertion in model container [2024-11-08 19:31:00,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:00" (1/1) ... [2024-11-08 19:31:01,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:31:02,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:02,116 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:31:02,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:02,460 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:31:02,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02 WrapperNode [2024-11-08 19:31:02,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:02,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:02,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:31:02,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:31:02,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,541 INFO L138 Inliner]: procedures = 498, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2024-11-08 19:31:02,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:02,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:31:02,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:31:02,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:31:02,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:31:02,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:31:02,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:31:02,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:31:02,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:02" (1/1) ... [2024-11-08 19:31:02,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:02,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:31:02,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:31:02,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:31:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:31:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:31:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:31:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:31:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:31:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:31:02,837 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:31:02,839 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:31:02,991 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 19:31:02,992 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:31:03,029 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:31:03,029 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:31:03,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:03 BoogieIcfgContainer [2024-11-08 19:31:03,030 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:31:03,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:31:03,031 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:31:03,041 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:31:03,041 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:03" (1/1) ... [2024-11-08 19:31:03,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:31:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-08 19:31:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-08 19:31:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:31:03,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:03,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:03,341 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 19:31:03,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 27 transitions. [2024-11-08 19:31:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 19:31:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:31:03,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:03,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:03,563 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 19:31:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 33 transitions. [2024-11-08 19:31:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 19:31:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:31:03,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:03,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:03,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:03,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:03,832 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 19:31:03,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:31:03 ImpRootNode [2024-11-08 19:31:03,874 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:31:03,875 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:31:03,875 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:31:03,875 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:31:03,876 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:03" (3/4) ... [2024-11-08 19:31:03,878 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:31:03,880 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:31:03,881 INFO L158 Benchmark]: Toolchain (without parser) took 2899.93ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.8MB in the beginning and 123.5MB in the end (delta: -18.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-08 19:31:03,881 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:03,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.74ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.8MB in the beginning and 121.7MB in the end (delta: -16.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2024-11-08 19:31:03,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.55ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 118.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:03,883 INFO L158 Benchmark]: Boogie Preprocessor took 38.67ms. Allocated memory is still 180.4MB. Free memory was 118.4MB in the beginning and 117.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:03,884 INFO L158 Benchmark]: RCFGBuilder took 447.75ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 100.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:31:03,884 INFO L158 Benchmark]: CodeCheck took 843.25ms. Allocated memory is still 180.4MB. Free memory was 100.7MB in the beginning and 123.5MB in the end (delta: -22.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:03,885 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 180.4MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:03,894 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, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 48 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 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, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1587. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] 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 0.34ms. Allocated memory is still 146.8MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.74ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.8MB in the beginning and 121.7MB in the end (delta: -16.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.55ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 118.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.67ms. Allocated memory is still 180.4MB. Free memory was 118.4MB in the beginning and 117.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 447.75ms. Allocated memory is still 180.4MB. Free memory was 117.2MB in the beginning and 100.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 843.25ms. Allocated memory is still 180.4MB. Free memory was 100.7MB in the beginning and 123.5MB in the end (delta: -22.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 180.4MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:31:03,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:31:06,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:31:06,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:31:06,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:31:06,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:31:06,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:31:06,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:31:06,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:31:06,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:31:06,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:31:06,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:31:06,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:31:06,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:31:06,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:31:06,547 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:31:06,547 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:31:06,547 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:31:06,548 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:31:06,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:31:06,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:31:06,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:31:06,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:31:06,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:31:06,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:31:06,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:31:06,553 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:06,554 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:31:06,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:31:06,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:06,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:31:06,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:31:06,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:31:06,559 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:31:06,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:06,560 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:31:06,560 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_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-11-08 19:31:06,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:31:07,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:31:07,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:31:07,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:31:07,008 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:31:07,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i Unable to find full path for "g++" [2024-11-08 19:31:08,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:31:09,455 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:31:09,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-08 19:31:09,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/5ccefb674/ae19b3d2fc7f45f194f40ceec0d1444d/FLAGa78a6a638 [2024-11-08 19:31:09,573 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/data/5ccefb674/ae19b3d2fc7f45f194f40ceec0d1444d [2024-11-08 19:31:09,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:31:09,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:31:09,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:09,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:31:09,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:31:09,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:09" (1/1) ... [2024-11-08 19:31:09,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331c51ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:09, skipping insertion in model container [2024-11-08 19:31:09,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:31:09" (1/1) ... [2024-11-08 19:31:09,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:31:10,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:10,864 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:31:11,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:31:11,175 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:31:11,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11 WrapperNode [2024-11-08 19:31:11,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:31:11,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:11,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:31:11,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:31:11,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,250 INFO L138 Inliner]: procedures = 503, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2024-11-08 19:31:11,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:31:11,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:31:11,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:31:11,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:31:11,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:31:11,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:31:11,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:31:11,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:31:11,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:31:11,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:31:11,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:31:11,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:31:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:31:11,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:31:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:31:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:31:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:31:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:31:11,578 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:31:11,581 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:31:11,770 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 19:31:11,770 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:31:11,818 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:31:11,819 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:31:11,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:11 BoogieIcfgContainer [2024-11-08 19:31:11,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:31:11,820 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:31:11,820 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:31:11,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:31:11,834 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:11" (1/1) ... [2024-11-08 19:31:11,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:31:11,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-08 19:31:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-08 19:31:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:31:11,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:11,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:11,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:31:11,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:31:11,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:31:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:12,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:31:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:12,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:31:12,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:31:12,169 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 19:31:12,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:31:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:12,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 19:31:12,208 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 19:31:12,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:31:12,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:12,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:12,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:31:12,212 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:31:12,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:31:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:12,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:31:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:12,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:31:12,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:31:12,380 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 19:31:12,382 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:31:12,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:31:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 26 transitions. [2024-11-08 19:31:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 19:31:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:31:12,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:12,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:31:12,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:31:12,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:31:12,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:31:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:12,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:12,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:12,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:31:12,852 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 19:31:12,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:31:12 ImpRootNode [2024-11-08 19:31:12,892 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:31:12,893 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:31:12,893 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:31:12,893 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:31:12,894 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:31:11" (3/4) ... [2024-11-08 19:31:12,896 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:31:12,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:31:12,899 INFO L158 Benchmark]: Toolchain (without parser) took 3319.52ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.5MB in the beginning and 40.2MB in the end (delta: 5.2MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,899 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:12,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1596.80ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.3MB in the beginning and 51.8MB in the end (delta: -6.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.06ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 48.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,903 INFO L158 Benchmark]: Boogie Preprocessor took 42.36ms. Allocated memory is still 92.3MB. Free memory was 48.8MB in the beginning and 46.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,904 INFO L158 Benchmark]: RCFGBuilder took 525.50ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 51.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,906 INFO L158 Benchmark]: CodeCheck took 1072.16ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 40.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-08 19:31:12,906 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 40.2MB in the end (delta: 470.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:12,911 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, 24 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, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 41 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 172 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, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 87 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1587. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] 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 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1596.80ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 45.3MB in the beginning and 51.8MB in the end (delta: -6.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.06ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 48.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.36ms. Allocated memory is still 92.3MB. Free memory was 48.8MB in the beginning and 46.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.50ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 51.9MB in the end (delta: -5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1072.16ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 40.7MB in the end (delta: 11.2MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 40.2MB in the end (delta: 470.9kB). 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 19:31:12,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734a7f97-3446-4e8a-8dff-e9ab4ee254bb/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