./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/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_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/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_29598aa4-6907-4db5-b58e-a11574fd43c6/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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:32,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:32,228 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:02:32,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:32,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:32,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:32,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:32,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:32,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:32,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:32,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:32,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:32,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:32,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:32,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:32,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:32,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:32,266 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:02:32,266 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:32,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:32,267 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:32,268 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:32,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:32,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:32,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:32,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:32,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:32,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:32,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:32,271 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:32,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:32,272 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:32,272 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_29598aa4-6907-4db5-b58e-a11574fd43c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2023-11-24 23:02:32,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:32,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:32,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:32,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:32,645 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:32,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2023-11-24 23:02:35,782 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:36,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:36,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2023-11-24 23:02:36,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/1a4492e0a/3c1788781d6043c89c913186bfa4ac09/FLAGb04f0e874 [2023-11-24 23:02:36,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/1a4492e0a/3c1788781d6043c89c913186bfa4ac09 [2023-11-24 23:02:36,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:36,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:36,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:36,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:36,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:36,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:36" (1/1) ... [2023-11-24 23:02:36,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b76e197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:36, skipping insertion in model container [2023-11-24 23:02:36,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:36" (1/1) ... [2023-11-24 23:02:36,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:38,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:38,337 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:38,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:38,796 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,796 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,797 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,797 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,797 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,805 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:38,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38 WrapperNode [2023-11-24 23:02:38,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:38,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:38,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:38,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:38,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,893 INFO L138 Inliner]: procedures = 938, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2023-11-24 23:02:38,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:38,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:38,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:38,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:38,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:38,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:38,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:38,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:38,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:38,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:38,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:38,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:02:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:02:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:02:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:02:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:02:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:39,185 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:39,187 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:39,353 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:39,396 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:39,396 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:02:39,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:39 BoogieIcfgContainer [2023-11-24 23:02:39,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:39,399 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:39,399 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:39,409 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:39,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:39" (1/1) ... [2023-11-24 23:02:39,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:02:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:02:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:39,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,732 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 23:02:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 23:02:39,774 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 23:02:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:39,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:02:39,891 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:02:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:02:39,952 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:02:39,988 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet184 [2023-11-24 23:02:39,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:02:39 ImpRootNode [2023-11-24 23:02:39,994 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:02:39,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:02:39,995 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:02:39,996 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:02:39,996 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:39" (3/4) ... [2023-11-24 23:02:39,998 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:02:39,999 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:02:40,000 INFO L158 Benchmark]: Toolchain (without parser) took 3742.60ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 126.8MB in the beginning and 186.1MB in the end (delta: -59.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,001 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 180.4MB. Free memory was 151.4MB in the beginning and 151.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:40,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2546.93ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 126.8MB in the beginning and 133.1MB in the end (delta: -6.3MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.70ms. Allocated memory is still 253.8MB. Free memory was 133.1MB in the beginning and 128.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,003 INFO L158 Benchmark]: Boogie Preprocessor took 41.08ms. Allocated memory is still 253.8MB. Free memory was 128.9MB in the beginning and 127.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,004 INFO L158 Benchmark]: RCFGBuilder took 461.34ms. Allocated memory is still 253.8MB. Free memory was 127.8MB in the beginning and 209.2MB in the end (delta: -81.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,005 INFO L158 Benchmark]: CodeCheck took 595.52ms. Allocated memory is still 253.8MB. Free memory was 209.2MB in the beginning and 186.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:40,005 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 253.8MB. Free memory is still 186.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:40,009 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: 0.5s, 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, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 3 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: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1857, overapproximation of large string literal at line 1846. 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); [L1846] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1846] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=27, argc=27, argv={28:26}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1847] CALL CWE190_Integer_Overflow__int_fgets_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1854] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1855] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1857] EXPR data = atoi(inputBuffer) [L1854] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1853-L1863] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1864] return data; [L1837] RET, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1839] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-357739180, 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 0.36ms. Allocated memory is still 180.4MB. Free memory was 151.4MB in the beginning and 151.2MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2546.93ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 126.8MB in the beginning and 133.1MB in the end (delta: -6.3MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.70ms. Allocated memory is still 253.8MB. Free memory was 133.1MB in the beginning and 128.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.08ms. Allocated memory is still 253.8MB. Free memory was 128.9MB in the beginning and 127.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 461.34ms. Allocated memory is still 253.8MB. Free memory was 127.8MB in the beginning and 209.2MB in the end (delta: -81.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * CodeCheck took 595.52ms. Allocated memory is still 253.8MB. Free memory was 209.2MB in the beginning and 186.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 253.8MB. Free memory is still 186.1MB. 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~nondet184 - 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 23:02:40,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/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_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/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_29598aa4-6907-4db5-b58e-a11574fd43c6/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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:42,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:42,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:02:42,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:42,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:42,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:42,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:42,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:42,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:42,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:42,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:42,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:42,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:42,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:42,914 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:02:42,914 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:02:42,915 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:02:42,919 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:02:42,920 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:42,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:42,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:42,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:42,923 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:42,923 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:42,924 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:42,924 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:42,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:42,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:42,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:42,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:42,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:42,927 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:02:42,928 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:42,928 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:42,928 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:02:42,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:42,929 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_29598aa4-6907-4db5-b58e-a11574fd43c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2023-11-24 23:02:43,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:43,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:43,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:43,417 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:43,418 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:43,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2023-11-24 23:02:46,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:47,033 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:47,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2023-11-24 23:02:47,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/43cd98633/7d5089daff9846838dc0f3abcf039b63/FLAG8ca505c19 [2023-11-24 23:02:47,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/data/43cd98633/7d5089daff9846838dc0f3abcf039b63 [2023-11-24 23:02:47,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:47,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:47,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:47,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:47,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:47,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:47" (1/1) ... [2023-11-24 23:02:47,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1023ca80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:47, skipping insertion in model container [2023-11-24 23:02:47,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:47" (1/1) ... [2023-11-24 23:02:47,220 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:48,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:48,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:49,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:49,488 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:49,489 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:49,489 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:49,489 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:49,489 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:49,498 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:49,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49 WrapperNode [2023-11-24 23:02:49,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:49,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:49,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:49,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:49,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,602 INFO L138 Inliner]: procedures = 943, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-24 23:02:49,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:49,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:49,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:49,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:49,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:49,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:49,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:49,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:49,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:49" (1/1) ... [2023-11-24 23:02:49,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:49,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:49,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:49,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:49,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:02:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-24 23:02:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:02:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:02:49,750 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:02:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:02:49,989 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:49,991 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:52,810 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:52,871 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:52,871 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:02:52,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:52 BoogieIcfgContainer [2023-11-24 23:02:52,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:52,874 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:52,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:52,884 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:52,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:52" (1/1) ... [2023-11-24 23:02:52,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:02:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:02:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:52,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:52,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:52,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:02:52,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:02:52,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29598aa4-6907-4db5-b58e-a11574fd43c6/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process