./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_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_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/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_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/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_64350e26-5f32-4e05-a747-fcc91c78a1e2/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:37,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:37,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:01:37,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:37,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:37,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:37,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:37,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:37,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:37,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:37,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:37,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:37,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:37,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:37,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:37,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:37,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:37,740 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:37,740 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:37,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:37,741 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:37,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:37,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:37,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:37,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:37,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:37,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:37,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:37,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:37,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:37,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:37,747 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:37,748 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_64350e26-5f32-4e05-a747-fcc91c78a1e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2023-11-24 23:01:38,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:38,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:38,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:38,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:38,091 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:38,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2023-11-24 23:01:41,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:41,751 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:41,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2023-11-24 23:01:41,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/dfba94a62/9a4387c8b6204a7f91c9534b2d2e08bd/FLAG5456869aa [2023-11-24 23:01:41,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/dfba94a62/9a4387c8b6204a7f91c9534b2d2e08bd [2023-11-24 23:01:41,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:41,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:41,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:41,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:41,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:41,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30784564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41, skipping insertion in model container [2023-11-24 23:01:41,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,923 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:43,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:43,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:44,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:44,335 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:44,335 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:44,335 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:44,336 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:44,336 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:44,344 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:44,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44 WrapperNode [2023-11-24 23:01:44,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:44,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:44,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:44,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:44,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,430 INFO L138 Inliner]: procedures = 940, calls = 66, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 63 [2023-11-24 23:01:44,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:44,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:44,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:44,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:44,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:44,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:44,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:44,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:44,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:44,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:44,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:44,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:01:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:01:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:01:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:01:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:01:44,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:44,695 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:44,697 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:44,826 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:44,869 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:44,869 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:01:44,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:44 BoogieIcfgContainer [2023-11-24 23:01:44,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:44,872 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:44,872 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:44,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:44,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:44" (1/1) ... [2023-11-24 23:01:44,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:01:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:01:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:01:44,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:45,271 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 23:01:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 23:01:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 23:01:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:01:45,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:45,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:01:45,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:01:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:01:45,489 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:01:45,528 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet186 [2023-11-24 23:01:45,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:01:45 ImpRootNode [2023-11-24 23:01:45,536 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:01:45,536 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:01:45,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:01:45,537 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:01:45,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:44" (3/4) ... [2023-11-24 23:01:45,541 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:01:45,542 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:01:45,543 INFO L158 Benchmark]: Toolchain (without parser) took 3727.27ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 113.9MB in the end (delta: 1.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,544 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 163.6MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:01:45,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2526.48ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 114.8MB in the beginning and 81.6MB in the end (delta: 33.2MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.65ms. Allocated memory is still 197.1MB. Free memory was 81.6MB in the beginning and 155.8MB in the end (delta: -74.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,546 INFO L158 Benchmark]: Boogie Preprocessor took 31.11ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 154.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,547 INFO L158 Benchmark]: RCFGBuilder took 408.04ms. Allocated memory is still 197.1MB. Free memory was 154.8MB in the beginning and 138.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,548 INFO L158 Benchmark]: CodeCheck took 663.66ms. Allocated memory is still 197.1MB. Free memory was 138.0MB in the beginning and 113.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:45,548 INFO L158 Benchmark]: Witness Printer took 5.79ms. Allocated memory is still 197.1MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:01:45,552 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: 1871]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1841, overapproximation of large string literal at line 1853. 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); [L1853] 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) [L1853] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=18, argc=18, argv={12:27}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_53_bad() [L1835] int data; [L1836] data = 0 [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1839] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1841] EXPR data = atoi(inputBuffer) [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1837-L1847] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1848] CALL CWE190_Integer_Overflow__int_fgets_square_53b_badSink(data) [L1861] CALL CWE190_Integer_Overflow__int_fgets_square_53c_badSink(data) [L1866] CALL CWE190_Integer_Overflow__int_fgets_square_53d_badSink(data) [L1871] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-1073740845, data=-1073740845, 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 0.32ms. Allocated memory is still 163.6MB. Free memory is still 134.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2526.48ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 114.8MB in the beginning and 81.6MB in the end (delta: 33.2MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.65ms. Allocated memory is still 197.1MB. Free memory was 81.6MB in the beginning and 155.8MB in the end (delta: -74.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.11ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 154.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.04ms. Allocated memory is still 197.1MB. Free memory was 154.8MB in the beginning and 138.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 663.66ms. Allocated memory is still 197.1MB. Free memory was 138.0MB in the beginning and 113.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.79ms. Allocated memory is still 197.1MB. Free memory is still 113.9MB. 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~nondet186 - 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 23:01:45,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/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_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/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_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/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_64350e26-5f32-4e05-a747-fcc91c78a1e2/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:48,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:48,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:01:48,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:48,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:48,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:48,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:48,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:48,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:48,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:48,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:48,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:48,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:48,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:48,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:01:48,563 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:01:48,563 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:48,564 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:01:48,564 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:48,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:48,566 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:48,567 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:48,567 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:48,568 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:48,568 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:48,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:48,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:48,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:48,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:48,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:48,572 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:48,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:01:48,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:48,573 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:48,573 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:01:48,573 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:48,573 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_64350e26-5f32-4e05-a747-fcc91c78a1e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2023-11-24 23:01:48,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:48,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:48,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:48,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:48,991 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:48,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2023-11-24 23:01:52,420 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:52,889 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:52,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2023-11-24 23:01:52,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/cf71b3807/6ff187fda47e4946be8e720346dd8d21/FLAG0dd80e4cb [2023-11-24 23:01:52,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/data/cf71b3807/6ff187fda47e4946be8e720346dd8d21 [2023-11-24 23:01:52,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:52,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:52,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:52,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:52,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:52,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:52" (1/1) ... [2023-11-24 23:01:52,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a57bc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:52, skipping insertion in model container [2023-11-24 23:01:52,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:52" (1/1) ... [2023-11-24 23:01:53,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:54,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:54,962 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:55,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:55,385 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:55,385 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:55,385 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:55,386 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:55,386 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:55,399 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:55,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55 WrapperNode [2023-11-24 23:01:55,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:55,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:55,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:55,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:55,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,491 INFO L138 Inliner]: procedures = 945, calls = 66, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 62 [2023-11-24 23:01:55,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:55,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:55,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:55,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:55,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:55,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:55,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:55,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:55,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:55" (1/1) ... [2023-11-24 23:01:55,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:55,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:55,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:55,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 23:01:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:01:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:01:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:01:55,856 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:55,858 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:58,248 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:58,334 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:58,339 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:01:58,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:58 BoogieIcfgContainer [2023-11-24 23:01:58,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:58,343 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:58,343 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:58,353 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:58,353 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:58" (1/1) ... [2023-11-24 23:01:58,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-24 23:01:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-24 23:01:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:01:58,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:58,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:01:58,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:01:58,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64350e26-5f32-4e05-a747-fcc91c78a1e2/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process