./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_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_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/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_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/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_bcb9f24a-0386-4feb-80e0-1407bff9689d/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 d0bec28414a29f5d94e08ce8b0a09d9bead349efbfc356a0522b9df0355fe2d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:24:33,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:24:33,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:24:33,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:24:33,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:24:33,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:24:33,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:24:33,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:24:33,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:24:33,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:24:33,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:24:33,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:24:33,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:24:33,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:24:33,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:24:33,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:24:33,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:24:33,485 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:24:33,485 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:24:33,486 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:24:33,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:24:33,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:24:33,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:24:33,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:24:33,491 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:24:33,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:24:33,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:33,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:24:33,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:24:33,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:24:33,492 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:24:33,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:24:33,493 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_bcb9f24a-0386-4feb-80e0-1407bff9689d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0bec28414a29f5d94e08ce8b0a09d9bead349efbfc356a0522b9df0355fe2d5 [2024-11-08 22:24:33,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:24:33,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:24:33,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:24:33,831 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:24:33,831 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:24:33,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i Unable to find full path for "g++" [2024-11-08 22:24:35,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:24:36,319 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:24:36,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i [2024-11-08 22:24:36,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/4b7ffca53/484d774ecac84915b591f7bc84902555/FLAG164f10509 [2024-11-08 22:24:36,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/4b7ffca53/484d774ecac84915b591f7bc84902555 [2024-11-08 22:24:36,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:24:36,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:24:36,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:36,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:24:36,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:24:36,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:36" (1/1) ... [2024-11-08 22:24:36,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e2ceab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:36, skipping insertion in model container [2024-11-08 22:24:36,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:36" (1/1) ... [2024-11-08 22:24:36,578 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:24:38,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:38,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:24:38,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:38,805 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:24:38,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38 WrapperNode [2024-11-08 22:24:38,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:38,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:38,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:24:38,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:24:38,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,840 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,866 INFO L138 Inliner]: procedures = 936, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-08 22:24:38,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:38,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:24:38,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:24:38,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:24:38,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:24:38,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:24:38,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:24:38,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:24:38,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:38" (1/1) ... [2024-11-08 22:24:38,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:38,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:24:38,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:24:38,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:24:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:24:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:24:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:24:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:24:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:24:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:24:39,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:24:39,148 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:24:39,283 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:24:39,283 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:39,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:39,319 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:24:39,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:39 BoogieIcfgContainer [2024-11-08 22:24:39,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:39,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:39,324 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:39,338 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:39,338 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:39" (1/1) ... [2024-11-08 22:24:39,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:24:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:24:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:24:39,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:39,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:39,616 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 22:24:39,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 22:24:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 22:24:39,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:24:39,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:39,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:39,760 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 22:24:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2024-11-08 22:24:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 22:24:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:24:39,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:39,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:24:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:39,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:39,994 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:24:40,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:24:40 ImpRootNode [2024-11-08 22:24:40,044 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:24:40,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:24:40,045 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:24:40,046 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:24:40,046 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:39" (3/4) ... [2024-11-08 22:24:40,049 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:24:40,050 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:24:40,051 INFO L158 Benchmark]: Toolchain (without parser) took 3552.90ms. Allocated memory is still 188.7MB. Free memory was 147.5MB in the beginning and 129.7MB in the end (delta: 17.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-08 22:24:40,052 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 188.7MB. Free memory is still 164.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:40,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2307.78ms. Allocated memory is still 188.7MB. Free memory was 146.7MB in the beginning and 101.1MB in the end (delta: 45.5MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2024-11-08 22:24:40,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.61ms. Allocated memory is still 188.7MB. Free memory was 101.1MB in the beginning and 97.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:24:40,055 INFO L158 Benchmark]: Boogie Preprocessor took 25.17ms. Allocated memory is still 188.7MB. Free memory was 96.9MB in the beginning and 95.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:40,056 INFO L158 Benchmark]: RCFGBuilder took 429.47ms. Allocated memory is still 188.7MB. Free memory was 95.8MB in the beginning and 81.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:40,057 INFO L158 Benchmark]: CodeCheck took 720.55ms. Allocated memory is still 188.7MB. Free memory was 81.1MB in the beginning and 129.7MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:40,058 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 188.7MB. Free memory is still 129.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:40,064 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: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 33 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 121 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, 0.2s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 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: 1855]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1844, overapproximation of large string literal at line 1863, overapproximation of fgets at line 1842. 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); [L1832] static int staticTrue = 1; [L1833] static int staticFalse = 0; [L1863] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1863] 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, staticFalse=0, staticTrue=1] [L1864] CALL CWE190_Integer_Overflow__int_fgets_square_05_bad() [L1836] int data; [L1837] 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, staticFalse=0, staticTrue=1] [L1838] COND TRUE \read(staticTrue) [L1841] 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, staticFalse=0, staticTrue=1] [L1842] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1844] data = atoi(inputBuffer) [L1852] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1855] data * 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 188.7MB. Free memory is still 164.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2307.78ms. Allocated memory is still 188.7MB. Free memory was 146.7MB in the beginning and 101.1MB in the end (delta: 45.5MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.61ms. Allocated memory is still 188.7MB. Free memory was 101.1MB in the beginning and 97.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.17ms. Allocated memory is still 188.7MB. Free memory was 96.9MB in the beginning and 95.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.47ms. Allocated memory is still 188.7MB. Free memory was 95.8MB in the beginning and 81.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 720.55ms. Allocated memory is still 188.7MB. Free memory was 81.1MB in the beginning and 129.7MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 188.7MB. Free memory is still 129.7MB. 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 22:24:40,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/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_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/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_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/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_bcb9f24a-0386-4feb-80e0-1407bff9689d/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 d0bec28414a29f5d94e08ce8b0a09d9bead349efbfc356a0522b9df0355fe2d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:24:42,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:24:42,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:24:42,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:24:42,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:24:42,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:24:42,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:24:42,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:24:42,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:24:42,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:24:42,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:24:42,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:24:42,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:24:42,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:24:42,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:24:42,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:24:42,533 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:24:42,533 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:24:42,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:24:42,534 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:24:42,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:24:42,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:24:42,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:24:42,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:24:42,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:24:42,536 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:42,536 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:24:42,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:24:42,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:42,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:24:42,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:24:42,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:24:42,539 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:24:42,539 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:42,539 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:24:42,539 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_bcb9f24a-0386-4feb-80e0-1407bff9689d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0bec28414a29f5d94e08ce8b0a09d9bead349efbfc356a0522b9df0355fe2d5 [2024-11-08 22:24:42,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:24:42,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:24:42,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:24:42,978 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:24:42,979 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:24:42,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i Unable to find full path for "g++" [2024-11-08 22:24:45,130 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:24:45,600 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:24:45,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_05_bad.i [2024-11-08 22:24:45,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/184f5c2cd/ba4e4f84b9c64a6799929b99b0aa9f9c/FLAGf3d840893 [2024-11-08 22:24:45,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/data/184f5c2cd/ba4e4f84b9c64a6799929b99b0aa9f9c [2024-11-08 22:24:45,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:24:45,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:24:45,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:45,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:24:45,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:24:45,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:45,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f6bd0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45, skipping insertion in model container [2024-11-08 22:24:45,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:45,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:24:47,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:47,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:24:47,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:47,964 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:24:47,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47 WrapperNode [2024-11-08 22:24:47,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:47,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:47,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:24:47,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:24:47,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,034 INFO L138 Inliner]: procedures = 941, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-08 22:24:48,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:48,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:24:48,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:24:48,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:24:48,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:24:48,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:24:48,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:24:48,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:24:48,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:47" (1/1) ... [2024-11-08 22:24:48,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:48,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:24:48,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:24:48,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:24:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:24:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:24:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:24:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:24:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:24:48,307 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:24:48,309 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:24:50,185 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:24:50,185 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:50,246 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:50,246 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:24:50,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:50 BoogieIcfgContainer [2024-11-08 22:24:50,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:50,249 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:50,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:50,258 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:50,258 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:50" (1/1) ... [2024-11-08 22:24:50,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:24:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:24:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:24:50,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:50,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:50,326 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:50,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:24:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:50,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:50,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:24:50,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:50,591 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 22:24:50,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:24:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:50,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 22:24:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 22:24:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:24:50,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:50,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:50,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:50,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:50,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb9f24a-0386-4feb-80e0-1407bff9689d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process