./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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_164d6764-7fd5-4006-8161-cc91f6716b4a/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 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:21,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:21,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:42:21,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:42:21,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:42:21,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:21,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:21,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:21,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:21,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:21,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:21,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:21,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:42:21,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:21,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:21,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:21,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:21,571 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:21,572 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:42:21,572 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:42:21,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:21,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:21,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:21,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:21,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:21,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:21,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:21,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:21,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:21,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:21,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:42:21,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:42:21,577 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_164d6764-7fd5-4006-8161-cc91f6716b4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 [2024-11-08 23:42:21,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:21,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:21,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:21,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:21,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:21,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i Unable to find full path for "g++" [2024-11-08 23:42:23,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:24,326 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:24,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-11-08 23:42:24,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/b63bcc102/55d109da07ab488992d2e484d7ddfebc/FLAGd6ba58938 [2024-11-08 23:42:24,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/b63bcc102/55d109da07ab488992d2e484d7ddfebc [2024-11-08 23:42:24,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:24,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:24,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:24,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:24,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:24,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:24" (1/1) ... [2024-11-08 23:42:24,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c2012b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:24, skipping insertion in model container [2024-11-08 23:42:24,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:24" (1/1) ... [2024-11-08 23:42:24,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:25,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:25,819 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:25,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:26,058 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:26,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26 WrapperNode [2024-11-08 23:42:26,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:26,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:26,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:26,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:26,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,118 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-08 23:42:26,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:26,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:26,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:26,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:26,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:26,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:26,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:26,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:26,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:26,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:26,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:26,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:42:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:42:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:26,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:42:26,380 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:26,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:26,605 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:26,606 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:26,641 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:26,641 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:42:26,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:26 BoogieIcfgContainer [2024-11-08 23:42:26,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:26,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:26,643 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:26,654 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:26,654 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:26" (1/1) ... [2024-11-08 23:42:26,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:42:26,722 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:42:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:42:26,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:26,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:26,989 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 23:42:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 22 transitions. [2024-11-08 23:42:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 23:42:27,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:42:27,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:27,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:27,289 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 23:42:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 27 transitions. [2024-11-08 23:42:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:42:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:42:27,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:27,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:27,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:42:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:27,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:42:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:27,551 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:42:27,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:42:27 ImpRootNode [2024-11-08 23:42:27,589 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:42:27,590 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:42:27,590 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:42:27,590 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:42:27,591 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:26" (3/4) ... [2024-11-08 23:42:27,594 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:42:27,595 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:42:27,597 INFO L158 Benchmark]: Toolchain (without parser) took 3092.80ms. Allocated memory is still 167.8MB. Free memory was 138.1MB in the beginning and 85.6MB in the end (delta: 52.5MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,598 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:27,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1554.11ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 124.0MB in the end (delta: 13.4MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.85ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 121.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,601 INFO L158 Benchmark]: Boogie Preprocessor took 25.19ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 119.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,602 INFO L158 Benchmark]: RCFGBuilder took 497.29ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 127.5MB in the end (delta: -7.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,602 INFO L158 Benchmark]: CodeCheck took 946.46ms. Allocated memory is still 167.8MB. Free memory was 127.5MB in the beginning and 85.6MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 23:42:27,603 INFO L158 Benchmark]: Witness Printer took 5.65ms. Allocated memory is still 167.8MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:27,608 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: 0.9s, 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: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1579, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_postinc_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 [L1570] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1554.11ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 124.0MB in the end (delta: 13.4MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.85ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 121.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.19ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 119.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 497.29ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 127.5MB in the end (delta: -7.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * CodeCheck took 946.46ms. Allocated memory is still 167.8MB. Free memory was 127.5MB in the beginning and 85.6MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 5.65ms. Allocated memory is still 167.8MB. Free memory is still 85.6MB. 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 23:42:27,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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_164d6764-7fd5-4006-8161-cc91f6716b4a/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 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:30,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:30,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:42:30,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:30,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:30,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:30,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:30,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:30,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:30,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:30,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:30,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:30,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:30,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:30,226 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:42:30,226 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:42:30,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:30,229 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:42:30,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:42:30,229 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:42:30,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:30,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:30,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:30,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:30,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:30,235 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:30,235 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:42:30,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:30,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:30,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:30,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:30,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:30,238 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:42:30,238 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:30,238 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:42:30,239 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_164d6764-7fd5-4006-8161-cc91f6716b4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7305f9fc18fde7502807ae00345ca799a15d7d775e84b42fb7a915b5843f7132 [2024-11-08 23:42:30,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:30,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:30,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:30,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:30,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:30,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i Unable to find full path for "g++" [2024-11-08 23:42:32,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:33,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:33,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_07_bad.i [2024-11-08 23:42:33,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/b7a782f04/92986fa0146b40768e51db2496b8c7a4/FLAG25fb48352 [2024-11-08 23:42:33,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/data/b7a782f04/92986fa0146b40768e51db2496b8c7a4 [2024-11-08 23:42:33,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:33,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:33,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:33,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:33,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:33,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:33" (1/1) ... [2024-11-08 23:42:33,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c84e52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:33, skipping insertion in model container [2024-11-08 23:42:33,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:33" (1/1) ... [2024-11-08 23:42:33,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:34,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:34,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:34,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:34,762 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:34,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34 WrapperNode [2024-11-08 23:42:34,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:34,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:34,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:34,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:34,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,849 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-08 23:42:34,850 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:34,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:34,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:34,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:34,862 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:34,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:34,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:34,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:34,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:34" (1/1) ... [2024-11-08 23:42:34,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:34,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:34,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:34,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:42:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:42:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:42:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:35,177 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:35,180 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:35,361 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:35,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:35,427 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:35,427 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:42:35,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:35 BoogieIcfgContainer [2024-11-08 23:42:35,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:35,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:35,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:35,439 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:35,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:35" (1/1) ... [2024-11-08 23:42:35,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:42:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:42:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:42:35,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:35,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:35,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:35,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:35,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:42:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:35,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:35,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:42:35,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:35,774 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 23:42:35,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:42:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 23:42:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 23:42:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:42:35,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:35,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:35,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:35,810 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:35,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:42:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:35,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:35,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:42:35,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:36,003 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 23:42:36,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:42:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:36,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 26 transitions. [2024-11-08 23:42:36,078 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:42:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:42:36,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:36,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:36,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:36,084 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:36,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:42:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:36,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:42:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:36,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:42:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:36,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:42:36,496 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:42:36,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:42:36 ImpRootNode [2024-11-08 23:42:36,533 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:42:36,533 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:42:36,533 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:42:36,534 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:42:36,534 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:35" (3/4) ... [2024-11-08 23:42:36,537 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:42:36,538 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:42:36,540 INFO L158 Benchmark]: Toolchain (without parser) took 3444.24ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 55.9MB in the beginning and 66.9MB in the end (delta: -11.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-08 23:42:36,540 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:36,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1668.81ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 55.6MB in the beginning and 55.9MB in the end (delta: -260.3kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:36,542 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.59ms. Allocated memory is still 107.0MB. Free memory was 55.9MB in the beginning and 52.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:42:36,543 INFO L158 Benchmark]: Boogie Preprocessor took 53.09ms. Allocated memory is still 107.0MB. Free memory was 52.7MB in the beginning and 50.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:36,546 INFO L158 Benchmark]: RCFGBuilder took 522.64ms. Allocated memory is still 107.0MB. Free memory was 50.6MB in the beginning and 67.1MB in the end (delta: -16.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-08 23:42:36,547 INFO L158 Benchmark]: CodeCheck took 1103.90ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 67.6MB in the end (delta: -535.7kB). Peak memory consumption was 893.4kB. Max. memory is 16.1GB. [2024-11-08 23:42:36,548 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 66.9MB in the end (delta: 665.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:36,553 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, 75 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: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1579, overapproximation of fgets at line 1557. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_postinc_07_bad() [L1551] int data; [L1552] 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, staticFive=5] [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 [L1570] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1668.81ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 55.6MB in the beginning and 55.9MB in the end (delta: -260.3kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.59ms. Allocated memory is still 107.0MB. Free memory was 55.9MB in the beginning and 52.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.09ms. Allocated memory is still 107.0MB. Free memory was 52.7MB in the beginning and 50.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.64ms. Allocated memory is still 107.0MB. Free memory was 50.6MB in the beginning and 67.1MB in the end (delta: -16.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 1103.90ms. Allocated memory is still 107.0MB. Free memory was 67.1MB in the beginning and 67.6MB in the end (delta: -535.7kB). Peak memory consumption was 893.4kB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 107.0MB. Free memory was 67.6MB in the beginning and 66.9MB in the end (delta: 665.9kB). 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 23:42:36,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164d6764-7fd5-4006-8161-cc91f6716b4a/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