./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 0e0057cc 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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:00:11,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:11,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:00:11,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:11,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:11,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:11,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:11,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:11,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:11,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:11,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:11,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:11,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:11,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:11,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:11,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:11,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:11,167 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:11,167 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:11,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:11,171 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:11,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:11,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:11,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:11,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:11,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:11,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:11,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:11,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:11,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:11,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:11,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:11,178 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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b [2023-11-24 23:00:11,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:11,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:11,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:11,588 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:11,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:11,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-24 23:00:15,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:15,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:15,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-24 23:00:15,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/6b68de25b/5549b76942c14657baf84737f664f4f1/FLAG3a3291a07 [2023-11-24 23:00:15,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/6b68de25b/5549b76942c14657baf84737f664f4f1 [2023-11-24 23:00:15,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:15,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:15,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:15,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:15,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:15,758 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:15" (1/1) ... [2023-11-24 23:00:15,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dba12fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:15, skipping insertion in model container [2023-11-24 23:00:15,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:15" (1/1) ... [2023-11-24 23:00:15,880 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:18,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:18,110 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:18,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:18,730 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,730 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,730 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,731 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,731 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,731 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:18,740 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:18,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18 WrapperNode [2023-11-24 23:00:18,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:18,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:18,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:18,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:18,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,838 INFO L138 Inliner]: procedures = 939, calls = 65, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2023-11-24 23:00:18,839 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:18,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:18,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:18,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:18,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:18,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:18,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:18,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:18,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:18" (1/1) ... [2023-11-24 23:00:18,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:18,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:18,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:18,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:18,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:19,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:00:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:00:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:00:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:00:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:00:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:19,273 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:19,276 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:19,475 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:19,557 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:19,560 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:00:19,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:19 BoogieIcfgContainer [2023-11-24 23:00:19,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:19,565 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:19,566 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:19,583 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:19,583 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:19" (1/1) ... [2023-11-24 23:00:19,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:00:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:00:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:19,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:19,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 23:00:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 23:00:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:20,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:20,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:00:20,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:00:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:00:20,254 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:00:20,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet187 [2023-11-24 23:00:20,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:00:20 ImpRootNode [2023-11-24 23:00:20,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:00:20,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:00:20,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:00:20,291 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:00:20,291 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:19" (3/4) ... [2023-11-24 23:00:20,293 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:00:20,294 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:00:20,295 INFO L158 Benchmark]: Toolchain (without parser) took 4550.99ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 83.9MB in the beginning and 146.3MB in the end (delta: -62.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:20,296 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 134.2MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:20,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2993.07ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 83.4MB in the beginning and 115.9MB in the end (delta: -32.5MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2023-11-24 23:00:20,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.97ms. Allocated memory is still 186.6MB. Free memory was 115.9MB in the beginning and 111.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:00:20,298 INFO L158 Benchmark]: Boogie Preprocessor took 67.91ms. Allocated memory is still 186.6MB. Free memory was 111.7MB in the beginning and 110.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:00:20,299 INFO L158 Benchmark]: RCFGBuilder took 656.35ms. Allocated memory is still 186.6MB. Free memory was 109.6MB in the beginning and 93.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:00:20,300 INFO L158 Benchmark]: CodeCheck took 724.31ms. Allocated memory is still 186.6MB. Free memory was 93.8MB in the beginning and 146.3MB in the end (delta: -52.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-24 23:00:20,301 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 186.6MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:00:20,305 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1862]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1842, overapproximation of large string literal at line 1854. 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); [L1854] CALL 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, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1854] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=18, argc=18, argv={13:28}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] CALL CWE190_Integer_Overflow__int_fgets_square_65_bad() [L1835] int data; [L1836] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_fgets_square_65b_badSink; [L1837] data = 0 [L1839] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1840] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1842] EXPR data = atoi(inputBuffer) [L1839] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1838-L1848] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1849] CALL funcPtr(data) [L1862] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 134.2MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2993.07ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 83.4MB in the beginning and 115.9MB in the end (delta: -32.5MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.97ms. Allocated memory is still 186.6MB. Free memory was 115.9MB in the beginning and 111.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.91ms. Allocated memory is still 186.6MB. Free memory was 111.7MB in the beginning and 110.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 656.35ms. Allocated memory is still 186.6MB. Free memory was 109.6MB in the beginning and 93.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 724.31ms. Allocated memory is still 186.6MB. Free memory was 93.8MB in the beginning and 146.3MB in the end (delta: -52.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 186.6MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet187 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:00:20,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:00:23,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:23,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:00:23,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:23,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:23,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:23,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:23,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:23,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:23,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:23,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:23,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:23,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:23,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:23,710 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:00:23,710 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:00:23,711 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:23,711 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:00:23,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:23,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:23,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:23,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:23,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:23,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:23,715 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:23,716 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:23,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:23,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:23,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:23,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:23,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:23,719 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:00:23,719 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:23,720 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:23,720 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:00:23,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:00:23,720 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_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d0800fa245da50f0b55ac20c74fedc603adda52ecd4ec1e780eeece595a35b [2023-11-24 23:00:24,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:24,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:24,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:24,169 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:24,170 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:24,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-24 23:00:27,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:27,942 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:27,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_bad.i [2023-11-24 23:00:27,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/e436c0cc1/c777e6cbb1cf4e44a252780a49d6ed64/FLAGed50f8f9d [2023-11-24 23:00:27,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/data/e436c0cc1/c777e6cbb1cf4e44a252780a49d6ed64 [2023-11-24 23:00:28,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:28,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:28,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:28,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:28,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:28,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:27" (1/1) ... [2023-11-24 23:00:28,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bd61f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:28, skipping insertion in model container [2023-11-24 23:00:28,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:27" (1/1) ... [2023-11-24 23:00:28,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:29,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:29,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:30,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:30,497 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,497 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,498 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,498 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,498 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,498 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:00:30,506 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:30,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30 WrapperNode [2023-11-24 23:00:30,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:30,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:30,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:30,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,598 INFO L138 Inliner]: procedures = 944, calls = 65, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 62 [2023-11-24 23:00:30,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:30,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:30,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:30,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:30,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:30,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:30,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:30,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:30" (1/1) ... [2023-11-24 23:00:30,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:30,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:30,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:30,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:00:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-24 23:00:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:00:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:00:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:00:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:00:30,995 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:30,998 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:33,930 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:33,974 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:33,975 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:00:33,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:33 BoogieIcfgContainer [2023-11-24 23:00:33,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:33,977 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:33,978 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:33,988 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:33,988 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:33" (1/1) ... [2023-11-24 23:00:33,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:34,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:00:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:00:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:34,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:34,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:00:34,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:00:34,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:00:34,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99e8ab4-b224-43ab-bd38-1231fa484726/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process