./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL --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 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:35,111 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:35,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:08:35,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:35,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:35,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:35,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:35,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:35,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:35,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:35,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:35,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:35,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:35,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:35,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:35,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:35,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:35,334 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:35,335 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:35,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:35,336 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:35,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:35,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:35,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:35,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:35,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:35,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:35,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:35,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:35,371 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:35,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:35,375 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:35,376 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_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b [2023-11-19 04:08:35,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:35,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:35,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:35,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:35,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:35,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-19 04:08:39,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:39,762 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:39,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-19 04:08:39,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/d86bbbd01/d9e31f55b4f44d5ca425d924f736078c/FLAG24c953b75 [2023-11-19 04:08:39,817 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/d86bbbd01/d9e31f55b4f44d5ca425d924f736078c [2023-11-19 04:08:39,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:39,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:39,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:39,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:39,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:39,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:39" (1/1) ... [2023-11-19 04:08:39,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43767be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:39, skipping insertion in model container [2023-11-19 04:08:39,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:39" (1/1) ... [2023-11-19 04:08:39,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:40,577 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:41,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:41,975 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:42,019 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:42,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:42,614 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,614 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,615 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,615 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,615 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,615 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,615 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:42,623 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:42,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42 WrapperNode [2023-11-19 04:08:42,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:42,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:42,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:42,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:42,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,725 INFO L138 Inliner]: procedures = 940, calls = 66, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 58 [2023-11-19 04:08:42,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:42,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:42,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:42,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:42,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:42,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:42,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:42,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:42,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:42" (1/1) ... [2023-11-19 04:08:42,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:42,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:42,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:42,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:08:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 04:08:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:08:42,856 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:08:42,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:42,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:08:42,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:43,094 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:43,096 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:43,218 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:43,259 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:43,259 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:43,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:43 BoogieIcfgContainer [2023-11-19 04:08:43,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:43,265 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:43,265 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:43,277 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:43,277 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:43" (1/1) ... [2023-11-19 04:08:43,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 04:08:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 04:08:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:43,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-19 04:08:43,628 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-19 04:08:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:43,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 04:08:53,796 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:53,801 INFO L158 Benchmark]: Toolchain (without parser) took 13977.46ms. Allocated memory is still 178.3MB. Free memory was 145.3MB in the beginning and 77.0MB in the end (delta: 68.3MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,801 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:53,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2800.24ms. Allocated memory is still 178.3MB. Free memory was 145.3MB in the beginning and 119.0MB in the end (delta: 26.4MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,803 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.65ms. Allocated memory is still 178.3MB. Free memory was 119.0MB in the beginning and 114.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,805 INFO L158 Benchmark]: Boogie Preprocessor took 30.99ms. Allocated memory is still 178.3MB. Free memory was 114.8MB in the beginning and 112.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,806 INFO L158 Benchmark]: RCFGBuilder took 506.54ms. Allocated memory is still 178.3MB. Free memory was 112.7MB in the beginning and 96.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,807 INFO L158 Benchmark]: CodeCheck took 10533.78ms. Allocated memory is still 178.3MB. Free memory was 96.9MB in the beginning and 77.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2800.24ms. Allocated memory is still 178.3MB. Free memory was 145.3MB in the beginning and 119.0MB in the end (delta: 26.4MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.65ms. Allocated memory is still 178.3MB. Free memory was 119.0MB in the beginning and 114.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.99ms. Allocated memory is still 178.3MB. Free memory was 114.8MB in the beginning and 112.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.54ms. Allocated memory is still 178.3MB. Free memory was 112.7MB in the beginning and 96.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10533.78ms. Allocated memory is still 178.3MB. Free memory was 96.9MB in the beginning and 77.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:53,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/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_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL --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 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:57,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:57,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:08:57,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:57,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:57,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:57,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:57,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:57,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:57,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:57,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:57,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:57,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:57,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:57,452 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:57,452 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:57,453 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:57,454 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:57,454 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:57,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:57,456 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:57,458 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:57,459 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:57,459 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:57,460 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:57,461 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:57,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:57,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:57,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:57,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:57,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:57,466 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:57,466 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:57,467 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:57,467 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:57,468 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:57,468 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b [2023-11-19 04:08:57,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:58,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:58,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:58,031 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:58,032 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:58,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-19 04:09:01,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:02,344 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:02,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-19 04:09:02,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/cf180dc50/6a33845dc27c4ebebe01f94f895eb89b/FLAGb0cefcf63 [2023-11-19 04:09:02,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/data/cf180dc50/6a33845dc27c4ebebe01f94f895eb89b [2023-11-19 04:09:02,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:02,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:02,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:02,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:02,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:02,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:02" (1/1) ... [2023-11-19 04:09:02,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c4123c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:02, skipping insertion in model container [2023-11-19 04:09:02,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:02" (1/1) ... [2023-11-19 04:09:02,549 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:03,209 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:04,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:04,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:04,702 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:04,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:05,131 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,132 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,132 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,132 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,132 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,133 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,133 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:05,143 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:05,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05 WrapperNode [2023-11-19 04:09:05,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:05,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:05,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:05,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:05,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,256 INFO L138 Inliner]: procedures = 945, calls = 66, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 57 [2023-11-19 04:09:05,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:05,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:05,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:05,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:05,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:05,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:05,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:05,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:05,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:05,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:05,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:05,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:05,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:05,428 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:09:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-19 04:09:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 04:09:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:09:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:09:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:05,714 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:05,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:09,460 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:09,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:09,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:09,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:09 BoogieIcfgContainer [2023-11-19 04:09:09,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:09,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:09,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:09,533 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:09,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:09" (1/1) ... [2023-11-19 04:09:09,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:09,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 04:09:09,635 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 04:09:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:09,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:09,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:09,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:09,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_099e97f8-b24e-4e95-8afc-592e39fa73be/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process